Datasheet> 器件分类 > 无源元件> 电阻器> 82A3D-G40-C18/C18L

文档预览

82A3D-G40-C18/C18L: 产品描述Potentiometer, Cermet, 1.5W, 50000ohm, 10% +/-Tol, -150,150ppm/Cel,; 产品类别无源元件电阻器; 文件大小363KB，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

82A3D-G40-C18/C18L概述

Potentiometer, Cermet, 1.5W, 50000ohm, 10% +/-Tol, -150,150ppm/Cel,

82A3D-G40-C18/C18L规格参数

参数名称	属性值
是否Rohs认证	符合
Objectid	771727899
Reach Compliance Code	not_compliant
Country Of Origin	Mexico
YTEOL	7
构造	Square
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	36.2 mm
额定功率耗散 (P)	1.5 W
电阻	50000 Ω
电阻器类型	POTENTIOMETER
旋转角	225 deg
系列	82
技术	CERMET
温度系数	150 ppm/°C
容差	10%

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

■

RoHS compliant versions available*

for “on-off” function control

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.

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

变音信号发生器电路

电位差计用的稳压电源电路

uPC2002H应用电路

IJC7462M(电视机)红外线遥控发射电路

隔离放大器电路

ZVSCS PWM全桥电路有限双极性控制电路的功率部分

在路上，一起吧: 今天上午去华为南研所参加机试，一共三道题，由易到难，分数分别是100,200和300。针对华为机试，之前的复习内容多放在字符串操作，比如截断、分解和压缩等，还有一些常用的排序，比如冒泡法 ......; qiwan 工作这点儿事

DSP 28335 ADC 采样率问题: 28335的 ADC 采样率最大能达到多少？是12.5Msps 吗? 我用0.5MHz的方波信号测试，结果显示一个周期只有10个点，即采样率只达到了5MHz，这是极限速度吗？还是因为存取的指令时间太长了，有些值 ......; YUCHAO 微控制器 MCU

熟悉keil2或keil3的师傅们帮我解决这个问题啊: 现在代码编译生成不了.hex文件啊，郁闷啊！老是出现target not create！不知道是怎么回事？用keil 2和keil3都没用！！！还有就是老在for循环的括号前出现红色的标志！请高手指点...; qyan332713590 嵌入式系统

stm32 配置usart: 开始的时候需不需要调用函数 USART_ITConfig 来进行中断开启而，中断中需不需要调用 USART_ClearITPendingBit(，来清除中断标志位...; 乱起东城 stm32/stm8

我的电脑不支持自制的JTAG怎么办？: 自制了一简易JTAG在自己电脑上联不上，在公司电脑却可以用，我在并口的模式下全试过了，还是不行，有什么解决办法？？...; zhangxian8031 微控制器 MCU

边听歌边充电转接器方案原理分享: 从实际上来说，USB Type-C 作为一种接口标准的诞生已经超过 5 年的时间了。 2014 年 8 月，在最新发布的 USB 3.1 标准中，Type-C 作为一种接口被正式提出；它是一种新型 USB 线缆及连接器的规范 ......; 禾川芯聊聊、笑笑、闹闹

什么是柔性供料？柔性视觉供料系统的工作原理？

在电子行业蓬勃发展的今天，视觉系统成为了电子自动化行业中的佼佼者，而本身电子产品的”娇贵体质”往往在生产检验过程中，与产品的接触或力度过大等，都会影响到产品的良率。因此当视觉系统与柔性供料两者相结合后，更是成为了电子行业的”香饽饽”。随着各类电子产品越来越多的市场需求，柔性供料与视觉系统成为了电子产品生产线上的一对经典搭配。那么柔性供料与传统振动盘供料会有什么区别呢？什么是柔性上料？视觉系...[详细]
基于TGW 的整车OTA 系统安全设计

摘要：随着智能汽车电子电气架构的复杂化，整车电控部件全生命周期管理面临多重挑战：传统基于诊断仪的现场刷写方案存在人工依赖度高、操作效率低的问题，而现有远程升级（OTA）技术则面临车载通信模块分立部署导致的硬件冗余及协议传输效率不足的瓶颈。文章提出一种集成式车载网关（TGW）架构，通过融合传统车载T-BOX（Telematics Box）与车载Gateway 功能，在硬件层面实现模块整合以消除冗...[详细]
传四维图新收购鉴智机器人进入最后阶段，发力中高阶智驾方案

8月24日消息，据媒体从不同人士处获悉，A股上市公司四维图新拟收购智驾公司鉴智机器人，进度接近完成。四维图新回复表示请以官方信息为准。截至发稿前，鉴智机器人未有回应。　　报道称，作为国内最大数字地图提供商，四维图新从2021年开始发展智驾ADAS业务，并于2023年立下转型为智能驾驶Tier1的发展战略。它每年都增大对智驾业务的投入，扩充智驾团队规模，引进高级智驾人才，并寻找可收购标...[详细]
基于8051内核的远程直流电源监控系统设计

1 Introduction In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[详细]
智能座舱Tier1研究：AI座舱新产品层出不穷，助力座舱全场景生态布局

佐思汽研发布《2025年智能座舱 Tier1研究报告（国内篇）》。本报告主要是对中国十几家座舱Tier1企业经营情况、座舱计算平台、座舱软件系统方案、 AI大模型、人机交互、座舱显示、座舱视觉、车载通讯、网联系统等座舱业务相关产品与方案的布局现状、创新产品以及发展趋势进行分析，以探究智能座舱市场创新方向和发展演进路线。主要智能座舱创新产品发展演进趋势 AI座舱域控、舱驾...[详细]
关于电动汽车在日常使用时的一些注意事项

电动车自燃的诱因基本上分为三种：第一种，碰撞事故而导致电池组件受到穿刺等致命的伤害，部分电池电解液与负极发生反应，随之正极和电解质都会发生分解，从而导致大规模短路并造成热失控起火燃烧；第二种，诱因则是外部温度过高或者电池组内部出现散热问题导致自燃，这里面一般对于温控系统有关，温控系统故障导致过热而产生自燃情况。最后一种，则是化学诱因，这与此前某品牌手机出现大规模爆炸的原理类似，都是由...[详细]
STM32-电源控制、低功耗模式

STM32的电源控制 STM32的电源框图 STM32的工作电压（VDD）为2.0～3.6V。通过内置的电压调节器提供所需的1.8V电源。当主电源VDD掉电后，通过VBAT脚为实时时钟(RTC)和备份寄存器提供电源。下面是STM32的电源框图：注意：框图中的VDDA和VSSA必须分别联到VDD和VSS。独立的A/D转换器供电和参考电压为了提高转换的精确度，ADC使用一个独立的...[详细]
采用 GaN 的 Cyclo 转换器如何帮助优化微型逆变器和便携式电源设计

1. 简介微型逆变器中的功率转换系统通常采用两级式设计，如图 1-1 所示。图 1-1. 微型逆变器两级拓扑在这种方案中，首先是一个直流/直流级（反激式或推挽式升压级），然后是另一个交流/直流级（自换向交流/直流或图腾柱 PFC），将光伏电池板提供的直流电转换为通常在 400VDC 左右的临时直流总线。然后，根据国家或地区的电网情况，将直流总线转换为交流电压 (110VAC...[详细]
基于STC单片机的超声波清洗机

随着超声波技术的不断发展，超声波广泛应用于检测、清洗、焊接、医疗等领域，甚至在纺织、航空领域也能见到它的踪迹。目前，超声的研究和应用可分为功率超声和检测超声两大领域，超声清洗是功率超声最为广泛的应用之一。它通过换能器，将功率超声的声能转换成机械振动，同时强超声波在液体传播时会产生“空化效应”。在空化气泡突然闭合时发出的冲击波可在其周围产生上千个大气压力，对污层的直接反复冲击，一方面破坏污物与清洗...[详细]
英飞凌完成对Marvell车载以太网部门收购

据外媒报道，近日，德国芯片制造商英飞凌已完成对美满电子科技（Marvell Technology）车载以太网业务的收购，交易总金额为25亿美元现金。这笔交易最初于今年4月宣布，目前已通过所有监管审批。这一战略举措将增强英飞凌在快速发展的软件定义汽车（SDV）市场的竞争力，并提升其在汽车微控制器领域的地位。图片来源：Marvell 英飞凌表示，以太网技术在促进车辆各部件之间...[详细]
西门子编程软件安装失败的8大原因及解决方法

西门子的软件主要包含,PLC,变频器,人机界面等等.现在的西门子软件可以说已经非常稳定了. PLC系列从西门子S5系列,到西门子200系列的STEP7 MicroWIN,再到西门子300/400系列的STEP7,PCS7,针对中国市场的200smart-STEP7 MicroWIN smart,再到西门子1200/1500系列的博途软件等等. 变频器和伺服软件包含STATER,Drive m...[详细]
极海APM32F407工业HMI应用方案助您增强交互体验

工业设备在提高工业自动化水平与加快生产效率上有着显著的推动作用。工业HMI（人机交互界面）作为用户与机器之间的沟通平台，具有转换信息、系统控制、人机交流等功能，助力完成工业控制中各种辅助智能操作。随着工业4.0的快速推进，人机交互应用的覆盖面也越来越广泛。工业HMI又称智能化触摸式操作控制显示装置，为满足企业对工业HMI高清化、集成化与智能化的交互需求，可利用MCU实现其基本功能并兼具成本效...[详细]
自动驾驶汽车直行时遇到左转汽车应该如何行驶？

当自动驾驶汽车在道路上直行时，如果前方或邻道的车辆正准备左转，系统必须在复杂的交通情境中快速、准确地做出判断。这不仅关乎行车安全，更是对自动驾驶系统感知、决策、预测与控制等多个模块协同能力的全面考验。在很多博主的测试视频中，我们都能看到这一项测试，那作为自动驾驶汽车，在遇到这类情况时，应该如何处理？其实在日常交通中，直行车辆和左转车辆的冲突情境极为常见。这种冲突可能发生在无信号交叉...[详细]
【E问E答】你知道指纹是如何解锁的吗？

　　2013年苹果iphone5S将指纹引入，引发了指纹手机的热潮，android阵营的华为mate7也因指纹识别一炮走红。短短几年内，指纹识别芯片的解锁速度越来越快，解锁时间从最初的1s，缩短至0.7s，0.4s，0.3s甚至0.2s等，如今能做到0.2s内解锁在业界内尚属于凤毛麟角，但即使0.2S时间内，实测仍然离人们需求的“一触即解”的感觉还有差距。据最新消息，一家名为芯启航科技的公司已开...[详细]
ADI安全产品如何简化不同机器人控制系统中安全机制的实现

安全用例与实施：护航未来安全作者：Manoj Rajashekarah，首席摘要在之前的文章“为机器人技术的未来发展筑牢安全防线：网络安全的作用”中，我们全面介绍了机器人面临的安全挑战。文章强调了遵守机器人行业安全标准的重要性，并探索了加强机器人控制系统保护所需的基本安全能力。此外，我们还展示了如何利用公司的安全产品来实现特定的机器人安全用例。本文首先概述构成/协作机器人的组件。值得...[详细]

器件捷径: L0 L1 L2 L3 L4 L5 L6 L7 L8 L9 LA LB LC LD LE LF LG LH LI LJ LK LL LM LN LO LP LQ LR LS LT LU LV LW LX LY LZ M0 M1 M2 M3 M4 M5 M6 M7 M8 M9 MA MB MC MD ME MF MG MH MI MJ MK ML MM MN MO MP MQ MR MS MT MU MV MW MX MY MZ N0 N1 N2 N3 N4 N5 N6 N7 N8 NA NB NC ND NE NF NG NH NI NJ NK NL NM NN NO NP NQ NR NS NT NU NV NX NZ O0 O1 O2 O3 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OP OQ OR OS OT OV OX OY OZ P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 PA PB PC PD PE PF PG PH PI PJ PK PL PM PN PO PP PQ PR PS PT PU PV PW PX PY PZ Q1 Q2 Q3 Q4 Q5 Q6 Q8 Q9 QA QB QC QE QF QG QH QK QL QM QP QR QS QT QV QW QX QY R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 RA RB RC RD RE RF RG RH RI RJ RK RL RM RN RO RP RQ RR RS RT RU RV RW RX RY RZ

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