Datasheet> 器件分类 > 无源元件> 电阻器> 82B1D-A28-D18L

文档预览

82B1D-A28-D18L: 产品描述Potentiometer, Conductive Plastic, 0.25W, 50000ohm, 20% +/-Tol, -1000,1000ppm/Cel, 6363,; 产品类别无源元件电阻器; 文件大小398KB，共6页; 制造商Bourns; 官网地址http://www.bourns.com; 标准

下载文档详细参数全文预览

82B1D-A28-D18L概述

Potentiometer, Conductive Plastic, 0.25W, 50000ohm, 20% +/-Tol, -1000,1000ppm/Cel, 6363,

82B1D-A28-D18L规格参数

参数名称	属性值
是否Rohs认证	符合
Objectid	840115365
Reach Compliance Code	not_compliant
Country Of Origin	Mexico
YTEOL	7.5
构造	Square
JESD-609代码	e3
最高工作温度	125 °C
最低工作温度	-40 °C
封装高度	15.88 mm
封装长度	15.88 mm
封装形式	Panel Mount
封装宽度	15.88 mm
额定功率耗散 (P)	0.25 W
电阻	50000 Ω
电阻器类型	POTENTIOMETER
旋转角	225 deg
尺寸代码	6363
技术	CONDUCTIVE PLASTIC
温度系数	1000 ppm/°C
端子面层	Matte Tin (Sn)
容差	20%

文档预览

下载PDF文档

全文
预览

VE S CO

AV R M

AI SIO PL

LA N IA

BL S NT

Features

■

Metal shaft and bushing

■

Consistent, smooth quality feel

■

Up to 4 sections available

■

Rotary switch option designed

Non-RoHS models are currently

available, but not recommended

for new designs. See

Product

Obsolescence Memo

for details.

for “on-off” function control

■

RoHS compliant versions available*

81/82 - 5/8 ” Square Single-Turn Panel Control

85/86 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch

Potentiometer Speciﬁcations

Initial Electrical Characteristics

Conductive Plastic Element

Cermet Element

Standard Resistance Range

Linear Tapers (A, B, E, & H) ..................................................................(B & E) 1 K ohms to 1 megohm ............. (A & H) 100 ohms to 1 megohm

Audio Tapers (C, D, F, G, S, & T) .........................................................(D, G, S, & T) 1 K ohms to 1 megohm ... (C & F) 1 K ohms to 1 megohm

Total Resistance Tolerance .........................................................................±20 % or 10 % ...................................... ±10 % or 5 %

Independent Linearity .................................................................................±5 % ...................................................... ±5 %

Absolute Minimum Resistance ...................................................................2 ohms maximum .................................. 2 ohms maximum

Effective Electrical Angle ............................................................................(Linear tapers) 240 ° ± 5 °...................... (Linear tapers) 240 ° ± 6 °

(Audio tapers) 225 ° ± 5 ° ...................... (Audio tapers) 225 ° ± 6 °

Contact Resistance Variation .....................................................................±1 % ...................................................... ±1 % or 3 ohms (whichever is greater)

Dielectric Withstanding Voltage (MIL-STD-202, Method 301)

Sea Level ..............................................................................................1,500 VAC minimum .............................. 1,500 VAC minimum

70,000 Feet ..........................................................................................500 VAC minimum ................................. 500 VAC minimum

Insulation Resistance (500 VDC) ................................................................1,000 megohms minimum ..................... 1,000 megohms minimum

Power Rating At 70 °C (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)

+70 °C Single Section Assembly .........................................................(Linear tapers) 0.5 watt .......................... (Linear tapers) 2 watts

(Audio tapers) 0.25 watt ........................ (Audio tapers) 1 watt

+70 °C Multiple Section Assembly.......................................................(Linear tapers) 0.5 watt/section ............. (Linear tapers) 1 watt/section

(Audio tapers) 0.25 watt/section ........... (Audio tapers) 0.5 watt/section

+125 °C ................................................................................................0 watt..................................................... 0 watt

Theoretical Resolution ................................................................................Essentially inﬁnite .................................. Essentially inﬁnite

Environmental Characteristics

Operating Temperature Range ...................................................................-40 °C to +125 °C.................................. -40 °C to +125 °C

Storage Temperature Range ......................................................................-55 °C to +125 °C.................................. -55 °C to +125 °C

Temperature Coefﬁcient Over Storage Temperature Range ......................±1,000 ppm/°C ...................................... ±150 ppm/°C

Vibration (Single Section) ...........................................................................15 G ....................................................... 15 G

Total Resistance Shift ...........................................................................±2 % maximum ..................................... ±2 % maximum

Voltage Ratio Shift ................................................................................±5 % maximum ..................................... ±5 % maximum

Shock (Single Section) ...............................................................................30 G ....................................................... 30 G

Total Resistance Shift ...........................................................................±2 % maximum ..................................... ±2 % maximum

Voltage Ratio Shift ................................................................................±5 % maximum ..................................... ±5 % maximum

Load Life.....................................................................................................1,000 hours ........................................... 1,000 hours

Total Resistance Shift ...........................................................................±10 % maximum ................................... ±5 % maximum

Rotational Life (No Load) ............................................................................100,000 cycles ...................................... 100,000 cycles

Total Resistance Shift ...........................................................................(Linear taper) 10 ohms or ..................... (All tapers) ±5 % TRS maximum

±10 % TRS max. (whichever is greater)

(Audio taper) ±20 % maximum

Contact Resistance Variation @ 50,000 cycles

(Audio taper) ..................................................................................±3 % ...................................................... ±3 %

(Linear taper) .................................................................................±2 % ...................................................... ±2 %

Moisture Resistance (MIL-STD-202, Method 103, Condition B)

Total Resistance Shift ...........................................................................(B & E tapers) ±10 % maximum ........... ±5 % maximum (all tapers)

(D, G, S & T tapers) ±20 % maximum

Insulation Resistance (500 VDC) ..........................................................100 megohms minimum ........................ 100 megohms minimum

IP Rating .....................................................................................................IP 40 ...................................................... IP 40

Mechanical Characteristics

Stop Strength

1/4 ” and 1/8 ” diameter shafts ......................................................................................................................................................... 45.19 N-cm (4 lb.-in.)

7/8 ” length shaft ................................................................................................................................................................................. 22.6 N-cm (2 lb.-in.)

Mechanical Angle ...................................................................................................................................................................................................... 300 ° ±5 °

Torque

Starting and Running Torque (Non-Locking Bushings)

Single Section ................................................................................................................................................................. 0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)

Dual Section .................................................................................................................................................................... 0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)

Triple Section ................................................................................................................................................................... 0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.)

Quadruple Section .......................................................................................................................................................... 0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.)

Starting and Running Torque (Locking Bushings) ..................................................................................................... 0.14 to 2.82 N-cm (0.2 to 4.0 oz.-in.)

Shaft Locking Torque with Locknut @ 10 in-lb. (B & E Bushings) ........................................................................................................ 14 N-cm (20 oz-in.)

Mounting ...................................................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum

Weight (Single Section).............................................................................................................................................................................. 21 grams maximum

(Each Additional Section) ...................................................................................................................................................................... 6 grams maximum

Terminals .......................................................................................................................................................................... Printed circuit terminals or J-Hooks

Soldering Condition .................................................................. Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter.

Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean ﬂux.

Marking.......................................................................... Manufacturer’s trademark, wiring diagram, date code and resistance, manufacturer’s part number

Ganging (multiple section potentiometers) ..................................................................................................................................................... 4 cup maximum

Hardware ...........................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.

For dimensional drawings see pages 3 & 4.

For ordering information see page 5.

NOTE: Model 81/82 performance speciﬁcations do not apply to units subjected to printed circuit board cleaning procedures.

1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Speciﬁcations are subject to change without notice.

Customers should verify actual device performance in their speciﬁc applications

81/82 - 5/8 ” Square Single-Turn Panel Control

85/86 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch

Rotary Switch Speciﬁcations

Initial Electrical Characteristics

Contacts:

DPST ...............................................................................................................................................................................N.O/N.O.,N.C./N.C. or N.O./N.C.

DPDT ................................................................................................................................................................................2 N.O./N.C. (break before make)

Power Rating (Resistive Load):

DPST ............................................................................................................ 2 A @ 125 volts RMS-60 Hz or 2 A @ 28 VDC, 1 A @ 250 volts RMS-60 Hz

Contact Resistance (0.1 VDC-10 mA) ..................................................................................................................................................... 10 milliohms nominal

Contact Bounce ................................................................................................................................................................................ 5 milliseconds maximum

Dielectric Withstanding Voltage (MIL-STD-202, Method 301)

Sea Level ............................................................................................................................................................................................. 1500 VAC minimum

Insulation Resistance ....................................................................................................................................................................... 1000 megohms minimum

Environmental Characteristics

Operating Temperature Range ...........................................................................................................................................................................0 °C to +70 °C

Storage Temperature Range ........................................................................................................................................................................ -65 °C to +125 °C

Vibration (Dual Section) ....................................................................................................................................................................................................... 8 G

(Triple Section) .................................................................................................................................................................................................... 5 G

(Quadruple Section) ........................................................................................................................................................................................... 3 G

Contact Resistance ........................................................................................................................................................................ 10 milliohms maximum

Shock (Dual Section) ......................................................................................................................................................................................................... 20 G

Rotational Life ..................................................................................................................................................................................................... 25,000 cycles

Switch Actuating Torque (50% Duty cycle @ Rated Power Load) .................................................................................. 1.41 to 4.94 N-cm (2 to 7 oz.-in.)

Moisture Resistance (MIL-STD-202, Method 106, Condition B)

Contact Resistance (0.1 VDC-10 mA) ............................................................................................................................................ 10 milliohms maximum

Insulation Resistance (After 24 Hours @ Room Temperature) (500 VDC) .................................................................................... 100 megohms minimum

Switch Housing Material ................................................................................................................. High temperature, ﬂame retardant, thermosetting plastic

Mechanical Characteristics

Actuating Torque (Each Section, Switch Module Only) ....................................................................................................... 3.53 to 10.6 N-cm (5 to 15 oz.-in.)

Running Torque (Out of Detent, 2-4 Module Assembly)..................................................................................................... 0.21 to 1.41 N-cm (0.3 to 2 oz.-in.)

Detent ..................................................................................................................................................................................................... CW or CCW standard

Actuation Angle ...................................................................................................................................................................................................................25 °

Contact Materials ..........................................................................................................................................................................Fine silver with gold overlay

Terminal Styles .................................................................................................................................................................................................. Solder lug only

Standard Orientation ..............................................................................................................................................................In-line with control terminals

Optional .......................................................................................................................................................................... Rotated 90 ° CCW from standard

Terminal Strength (Before and After Soldering Heat Exposure) .......................................................................................................... 0.9 Kg (2 lbs.) minimum

NOTE: Model 81/82 performance speciﬁcations do not apply to units subjected to printed circuit board cleaning procedures.

1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.

Speciﬁcations are subject to change without notice.

Customers should verify actual device performance in their speciﬁc applications

推荐资源

关于展频功能: 关于芯片的展频，我看手册上有两个概念，一个是展频的频率，一个是展频的Modulation Width 这两个我有点搞不清楚，大佬帮忙说明一下吗我是这样理解的，假设我们设这个开关电源的开关 ......; 小太阳yy 开关电源学习小组

嵌入式linux下通信的方案咨询、感谢大拿指点: 嵌入式linux下通信的方案咨询、感谢大拿指点 ------------------------------------------------------------------------------- /目标/：实现 " ARM(s3c2410)-Linux2.4.18 " 与 " D ......; ckuangling Linux开发

关于信捷PLC输出点烧毁的问题: 关于信捷PLC输出点烧毁的问题信捷的输出点已经接上中间继电器，怎么内部的输出继电器被烧毁？...; eeleader 工业自动化与控制

提问+当串口被提示“当前串口号已经被占用”时应该怎么办？: 如题。现在具体细节是，台式机，机箱后面的板载串口，win8系统，软件打开sscom32，就会报错板载串口默认串口号应该是COM1，现在一打开就报错，根本无法使用。实际上从设备管理器来查看 ......; sjtitr 工业自动化与控制

altera怎麼讓四位數7段顯示器亮最後三個我要的數字: 用的是cpld3064 程式用maxplus2 沒有電晶體選擇只有以下可以用 https://bbs.eeworld.com.cn/forum.php?mod=image&aid=177344&size=300x300&key=a06a5f14be24bfd9&nocache=yes&type=fixnone ......; aq62386238 FPGA/CPLD

华为硬件工程师手册: 废话不说了，一本不错的书...; shoreway PCB设计

基于STM32单片机的简单红外循迹的实现

此次红外循迹是我在做毕设过程无意中实现的，所有有些地方不够精确完美，还请各位友友们多多指点校正。这篇博客也是小弟第一篇博客，小弟不才，文笔不怎么行，可能有些语句不太通顺的地方，只能让各位将就一下了。那么接下来就进入正题吧。一、硬件选择 ①首先我们需要一个单片机开发板，在这里我使用的是STM32F103RCT6型号的单片机，这个大家也可以自己买其他的类型；②然后就是电机和电机驱动模块，市面上...[详细]
机器视觉如何选择/设计视觉光源照明方案

机器视觉系统的核心是图像的采集和处理。所有信息均来源于图像，图像的质量对整个视觉系统极为关键。一幅好的图像可以提高整个系统的稳定性，从而大大降低图像处理算法的难度，同时提高系统的精度和可靠性。一幅好的图像应该具备如下条件：对比度：对比度明显，目标与背景的边界对比清晰，要求目标与背景灰度值至少相差30以上；均匀性：要求图片整体亮度均匀，或整体不均匀但灰度差不影响图像处理；真实...[详细]
并联逆变器的含义，电流顺时针流动

并联逆变器由两个晶闸管(T1和T2)、一个电容器、中心抽头变压器和一个电感器组成。晶闸管用于提供电流通路，而电感器L用于使电流源恒定。这些晶闸管由连接在它们之间的换向电容器控制导通和关断。并联逆变器是什么意思这互补换向方法用于打开和关闭电容器。互补换向意味着当T1接通时，点火角被施加到T2，然后电容器将关断T1。确切的情况是，当T2开启且点火角施加到T1时，由于电容电压，T2将关闭。输出...[详细]
对于纯电动汽车它是否是真的环保

近几年来，很多人都换上了新能源汽车，而这种车也确实受到了大力的追捧，也认为是未来汽车发展的方向，甚至将来会彻底地取代燃油车。但这些不过都是大家看到的表面现象，而事实上的新能源存在的问题还很多，之所以有这么多人选择了这种车，无非就是看上了国家补贴的政策，也就是说没有了这个补贴，或许这种车型也不会有如此快速的发展，但很多人都在怀疑，相比燃油车，这种车真的环保吗？电动汽车发展到现在也有百年的历史...[详细]
莱迪思将举办关于最新小型、低功耗FPGA创新的网络研讨会

中国上海——2025年8月26日——莱迪思半导体公司，低功耗可编程器件的领先供应商宣布，公司将举办网络研讨会，探讨其基于屡获殊荣的Lattice Nexus™ FPGA产品系列的小型FPGA的最新扩展。本次直播将对新推出的莱迪思Certus™-NX和莱迪思MachXO5™-NX FPGA器件进行深入的技术介绍，这些新拓展的器件提供了高I/O密度、低功耗和增强的安全功能。莱迪思专家还将介...[详细]
小鹏汽车与芯联集成联合开发国内首个混合碳化硅产品实现量产

近日，小鹏汽车与芯联集成联合宣布，国内首个混合碳化硅产品已实现量产。该产品由小鹏汽车设计开发、芯联集成联合开发并量产落地。这一成果为提升新能源汽车的性能和降低成本开辟了新路径。碳化硅（SiC）材料因其卓越的物理特性，如更高的导热系数、击穿电压和开关速度，在功率半导体领域展现出巨大优势，成为推动新能源汽车技术进步和未来发展的关键方向。然而，较高的成本一直制约着碳化硅技术的广泛应用。...[详细]
STM32必学的时钟系统

相较于51单片机，stm32的时钟系统可以说是非常复杂了，我们现在看下面的一张图：上图说明了时钟的走向，是从左至右的从时钟源一步步的分配给外设时钟。需要注意的是，上图左侧一共有四个时钟源，从上到下依次是：高速内部时钟（HSI）：以内部RC振荡器产生，频率为8Mhz,但相较于外部时钟不稳定。高速内部时钟（HSE）：以外部晶振作为时钟源，晶振频率可取范围为4~16Mhz,一般采用8Mhz的...[详细]
英飞凌低噪声放大器在无线数据接收中的应用

　　2014年6月，工信部向联通和电信颁发4G FD-LTE牌照，加上在此之前发放给移动、联通、电信的4G TD-LTE牌照，这意味着国内三大运营商全面进入4G商用化时代，同时各大手机制造商纷纷推出多模、多频的LTE手机和终端，目前国内LTE用户规模已经达到5,000万。　　相对于3G而言，4G LTE能够提供更大的信道容量，手机用户可以享用更高的数据下载速率，在FD-LTE 20MHz...[详细]
是德科技携手新思科技运用AI进行射频设计迁移

是德科技将其电磁仿真器与新思科技的 AI 驱动射频设计迁移流程相结合，打造集成设计流程，助力从台积电 (TSMC) 的 N6RF+ 工艺技术迁移到 N4P 工艺技术。该迁移工作流程基于晶圆代工厂的模拟设计迁移 (ADM) 方法，旨在简化无源器件和设计组件的重新设计，使其符合先进的射频工艺规则。是德科技表示，该协作迁移工作流程充分利用了 N4P 工艺的性能提升，用于从 N6RF+ 迁移...[详细]
品英Pickering 助力用户在未来汽车测试中处于领先地位

2025中国国际汽车测试展将于2025年8月27-29日在上海世博展览馆举行 2025年8月 22 日，英国克莱克顿海滨 —— 易开发、易部署、高性能的电子测试/验证系统的领先制造商与服务商，模块化信号开关和信号仿真解决方案的全球供应商，英国Pickering集团将在2025年8月27-29日举办的2025中国国际汽车测试展(Automotive Testing Expo China)期间，...[详细]
Plessey Semiconductors 被中国资本收购

Plessey Semiconductors 已被 Haylo Labs 收购。Haylo Labs 成立于去年 3 月，由中国科技公司歌尔股份提供 1 亿美元五年期贷款。 Haylo Labs 五个月前由成立两年的风险投资基金 Haylo Ventures 创立。Haylo Ventures 表示：“我们认识到整合分散但前景广阔的 MicroLED 行业的必要性，因此成立了 Haylo L...[详细]
在车辆自燃方面，电动汽车和燃油汽车有什么不一样

说起车辆的自燃问题，无论是纯电动汽车还是燃油车，都会有自燃的事件出现，对于同样是自燃，电动汽车和燃油车汽车有哪些不一样？从车辆的特性上面来说，电动汽车自燃以动力电池等部件所引起，而燃油车的自燃以电路和油路故障等问题所引起，纯电动汽车来说，采用的是三元锂电池，随着动力电池的能量密度变高，电池内部电极变得活跃，一旦电池出现问题，便会留下安全隐患，加之电动汽车电池组数量多，采用叠加电池来实现，...[详细]
数字电路中小数的操作

　　简介：在数字电路的运算中，没有小数点概念的，小数你知道在哪个位置，但是电路不知道小数点的位置，所以你要想法让电路在不知道小数点的情况下仍然能够运算出你想要的结果。这里就要进行小数点对齐。　　1,小数的运算　　在数字电路的运算中，没有小数点概念的，小数你知道在哪个位置，但是电路不知道小数点的位置，所以你要想法让电路在不知道小数点的情况下仍然能够运算出你想要的结果。这里就要进行小数点对齐...[详细]
ADI 2025三财季业绩超预期，工业业务复苏强劲，机器人是未来

ADI举行了 2025 财年第三季度财报电话会议。首席执行官兼董事会主席 Vincent T. Roche 与执行副总裁兼首席财务官 Richard C. Puccio 共同出席，就公司季度业绩、业务发展及未来展望进行了详细阐述。财务业绩强劲，多领域增长超预期第三季度财务数据：收入 28.8 亿美元，超预期上限，环比 + 9%，同比 + 25%。工业业务占 45%，环比...[详细]
STM32CUBEIDE 报“No such file or directory”错误

在项目中新建一个文件夹，并在文件夹中新建了.h文件。编译出现了如下错误。原因是，没有将新建文件夹包含到编译路径中。项目右键 --properties ----C/C++ General ------Paths and Symbols --------Includes ----------Add ------------WorkSpaces --------------选择自己在项目...[详细]

器件捷径: E0 E1 E2 E3 E4 E5 E6 E7 E8 E9 EA EB EC ED EE EF EG EH EI EJ EK EL EM EN EO EP EQ ER ES ET EU EV EW EX EY EZ F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC FD FE FF FG FH FI FJ FK FL FM FN FO FP FQ FR FS FT FU FV FW FX FY FZ G0 G1 G2 G3 G4 G5 G6 G7 G8 G9 GA GB GC GD GE GF GG GH GI GJ GK GL GM GN GO GP GQ GR GS GT GU GV GW GX GZ H0 H1 H2 H3 H4 H5 H6 H7 H8 HA HB HC HD HE HF HG HH HI HJ HK HL HM HN HO HP HQ HR HS HT HU HV HW HX HY HZ I1 I2 I3 I4 I5 I6 I7 IA IB IC ID IE IF IG IH II IK IL IM IN IO IP IQ IR IS IT IU IV IW IX J0 J1 J2 J6 J7 JA JB JC JD JE JF JG JH JJ JK JL JM JN JP JQ JR JS JT JV JW JX JZ K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA KB KC KD KE KF KG KH KI KJ KK KL KM KN KO KP KQ KR KS KT KU KV KW KX KY KZ

热门器件

开源项目推荐更多

热门活动更多

热门文章更多

技术资料推荐更多