Datasheet> 器件分类 > 无源元件> 电阻器> 85C4C-E12-B16/R59L

文档预览

85C4C-E12-B16/R59L: 产品描述Potentiometer, Conductive Plastic, 2W, 20000ohm, 20% +/-Tol, -1000,1000ppm/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

85C4C-E12-B16/R59L概述

Potentiometer, Conductive Plastic, 2W, 20000ohm, 20% +/-Tol, -1000,1000ppm/Cel,

85C4C-E12-B16/R59L规格参数

参数名称	属性值
是否Rohs认证	符合
厂商名称	Bourns
Reach Compliance Code	_compli
构造	Square
最高工作温度	125 °C
最低工作温度	-40 °C
封装高度	18.42 mm
封装长度	15.88 mm
封装形式	Panel Mou
封装宽度	55.89 mm
额定功率耗散 (P)	2 W
电阻	20000 Ω
电阻器类型	POTENTIOMETER
旋转角	240 deg
系列	85(QUAD)
技术	CONDUCTIVE PLASTIC
温度系数	-1000,1000 ppm/°C
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

■

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

CCS编译错误（找不到文件）: file:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/798770497/QQ/WinTemp/RichOle/}~PA{6X0GAF6]W8N3DLDI2L.jpg 错误如上，我这个文件是放在ccs安 ......; lilyhuang DSP 与 ARM 处理器

DSP与嵌入式: 呵呵，从某种角度来说嵌入式的广度似乎可以很大很大，两个有着很大的关联，上我们嵌入式的老师就是研究dsp的！哈哈，先还是看看编程吧！决定了，换个标题！...; gaoxiao 微控制器 MCU

stm32 ad多通道采样 DMA数据缓冲区不能放满数据: 我做了一个6通道ad采样，每个采样值做了20次累加取平均，但在DMA缓存中，数据只存到前面32个左右就不存了是怎么回事啊 #define ADC1_DR_Address ((u32)0x4001244C) /* Private macro ----- ......; yebo124 stm32/stm8

找单片机开发人员,厦门地区,要求ST7920,串口方面有做过: 可以兼职...; yuguohua43 嵌入式系统

如何通过代码调整RAM的对象存储区域(object store)和应用程序内存区域(program memory)的大小?: 如何通过代码调整RAM的对象存储区域(object store)和应用程序内存区域(program memory)的大小? 这个是定制系统时设定的,现在不想重定制系统.同时也无法访问控制面板!...; qiuling 嵌入式系统

wce 遇到错误: 我在build的时候遇到如下错误 LINK : fatal error LNK1123: failure during conversion to COFF: file invalid or corrupt Error executing link.exe. Creating browse info file... dlgn ......; min_sd 嵌入式系统

英特尔为iPhone供应芯片重返手机市场

　　据台湾《经济日报》报道，苹果iPhone 3G下一代产品将采用英特尔Atom处理器，预计于2009、2010年上市。　　3G版iPhone将于7月11日在22个国家和地区同步上市，由于其极具竞争力的价格，甚至在某些国家是零元手机，因此受到了消费者的广泛关注，同时也使诺基亚、三星等手机大厂倍感压力。　　据悉，3G iPhone目前采用的是三星处理器核心，但因英特尔Atom处理器具有省电...[详细]
超高频RFID与其他无线网络的电磁兼容性研究

　　无线射频识别(RFID)技术是一种非接触式的自动识别技术，它通过射频信号从目标对象读写相关数据实现自动识别。RFID基本系统由标签、阅读器以及读写器天线3部分组成。　　RFID技术利用射频信号作为信息传输中介实现远距离信息获取，通过高数据速率实现对高速运动物体的识别，并可同时识别多个标签。正由于RFID技术的诸多优点，它在物流管理、公共安全、仓储管理、门禁防伪等方面的应用迅速展开，国际上...[详细]
Intel CEO:收入激增受益于全球芯片销量

　　英特尔公司的首席执行官10日声称，公司第二季度良好表现受益于全球芯片销量的强劲增长。　　综合外电7月10日报道，英特尔公司（IntelCorp）首席执行官保罗·欧德宁(PaulOtellini)10日声称，公司正在从国外强劲增长的芯片销售中获益。他认为英特尔公司不同于美国其他公司之处在于英特尔公司75％的收入并不是来自美国，公司的足迹遍及全球。全球市场对公司产品的需求确实非常强劲。　...[详细]
AMD谈笔记本架构芯片市场大战在即

　　芯片市场的发展现状，可大致概括为Intel、AMD、SIS、VIA等芯片组研发厂商之间的缤纷争斗过程。08年初，英特尔携45nm制程处理器之强悍性能及SantaRosa移动平台余威意欲一统江湖，而此刻，一场攸关芯片市场命运新走势的战争正在徐徐拉开大幕。在这场新的争夺中，高清应用成为主流芯片厂商争夺的新战场。面对英特尔即将推出的新一代移动芯片组“Montevina”，也就是国内俗称的“迅驰2”...[详细]
未来几年忆阻器发展将迎来黄金时期

　　电子电路理论中的第四种无源元件——忆阻器（Memristor），通过控制衬底（基片）材料有望在2009年制作出一种新的存储器，从而向制造原型迈进了一大步。　　4月，HP Labs的研究者声称他们已经制造出忆阻器，加州大学伯克利分校的蔡少棠教授在1971年的一篇论文中，假定其为第四种无源元件，其他三种则是电阻器、电容器和电感器。如今，HP Labs声称他们已经证实了怎样控制忆阻器材料，它会...[详细]
基于MC68HC908JB8的USB指纹采集仪

　　随着计算机技术的进步，图像处理与模式识别方法的发展，指纹处理技术日臻成熟，在众多领域得到了广泛的应用。而指纹采集是指纹处理的第一步，本文介绍了一种基于MC68HC908JB8的便携式USB指纹采集方案，该方案能方便灵活的采集高质量的指纹图像，文中具体讨论了系统硬件以及相关驱动和应用程序的设计。　　指纹是指人类手指上出现的条状纹路，他们的形成依赖于胚胎发育时的环境和遗传。世界上几乎没有两个...[详细]
基于逻辑分析内核的FPGA电路内调试技术

　　随着FPGA融入越来越多的能力，对有效调试工具的需求将变得至关重要。对内部可视能力的事前周密计划将能使研制组采用正确的调试战略，以更快完成他们的设计任务。　　“我知道我的设计中存在一个问题，但我没有很快找到问题所需要的内部可视能力。”由于缺乏足够的内部可视能力，调试FPGA基系统可能会受挫。使用通常包含整个系统的较大FPGA时，调试的可视能力成为很大的问题。为获得内部可视能力，设计工程师必...[详细]
基于MSP430F449的电子血压计

　　随着生活水平的不断提高以及城市老龄化比例的提高，医疗电子设备的家庭化逐渐成为了趋势。其中家用电子血压计就是典型的家庭医疗检测设备之一。目前血压计大致上可分为两种：一是水银式血压计，其优点为数值稳定，其缺点为无法一个人自行操作，必须专业医护人员操作，且肉眼观察误差极大，主观性强，体积较大不易携带。二是电子式血压计，其优点为：使用简易，可一人独自操作；测量值便于记录，体积轻巧便于携带。电子式血压...[详细]
中文语音处理在数字助听器中的开发

　　目前国外对助听器研究发展的一个热点则是集中在中国，确切地讲是基于对汉语语言和语音研究，开发相关的语音识别技术和产品。为中心的中文听力学也不例外。我们已经知道听觉科学是一门发展迅速、知识更新很快的一门学科，它所研究的对象以人的听觉为中心，现在我们将介绍和讨论科学家和听力学家更关心的是怎样将听觉科学运用到中国人的听觉和言语实际中去。　　汉语是具有特征化的音调性语言，与其他以拼音字母为主的语系...[详细]
基于MSP430设计的微型家用心电图机

　　本文介绍了一种微型家用心电图机。该仪器具有强大的功能：显示监测、存储、回放、打印、记录管理、电源报警、电话或者互联网络传输。与其他心电图机的突出不同之处在于，本系统采用新型低功耗的16位单片机--MSP430 F135作为整个系统的控制核心，并配备相应的16位低功耗存储器AT29LV1024和液晶显示模块LMS0192A，从而简化了系统硬件电路，同时也大大降低了系统成本，因而该家用心...[详细]
必须严格对医生自带植入性医疗器械监管

　　植入性医疗器械属高风险产品，如果产品质量不合格或者使用不当，很容易引发不良事件，甚至危及患者生命健康。近期，笔者就植入性医疗器械管理课题深入辖区医疗机构调查，发现外请医生自带植入性医疗器械安全隐患很大，亟待加强规范化管理。　　调查发现，目前大多医疗机构对外请医师自带的植入性医疗器械疏于管理，主要体现在以下三个方面：　　一、审核不严格。目前医疗机构外请的医...[详细]
非接触式高压验电器的改进(图)

　　安全是生产过程中的重中之重，对于危险性的作业尤其重要，在高压线路停电检修时必须遵循停电、验电、挂地再开始操作的规定。验电操作必须通过验电器来完成。验电器是用来检测电力设备上是否存在电压的常用电力安全工具之一，通过验电器明确验证停电设备是否确无电压，再进行其他操作，以防止出现带电装接地线（合接地刀闸)、误碰有电设备等恶性事故的发生。因此，在电力行业中验电器的作用不可忽视。　　工程背景 ...[详细]
英特尔计划未来推出最新无线上网芯片

　　全球半导体龙头英特尔(Intel)7月15日推出搭配最新WiMAX无线通讯功能的芯片--Centrino 2，在笔记型电脑即将取代桌上型电脑之际，切入最新无线上网应用技术来扩大销售。　　Centrino 2的推出已较原定时间延后数月，相较2003年第一代内建无线上网功能Centrino时的轰动上市，英特尔在全球同步推出Centrino 2，态度显得低调许多。　　IDC亚太区个人系统研...[详细]
新型智能交通车载信息采集系统的研究(图)

　　获得实时可靠的交通信息一直是智能交通系统发展的瓶颈问题，建立智能交通车载信息采集系统，可以为智能交通系统中驾驶行为特性的研究、交通数据采集、现场测试等提供良好的辅助测试、验证平台，还可以为我国智能交通系统多功能实验车的建设和发展提供强有力的技术支持。本文介绍的就是基于虚拟仪器技术的智能交通车载信息采集系统的设计和研究。　　智能交通车载信息采集平台主要是采用卫星定位技术、传感器技术和数据采...[详细]
英特尔推出新的嵌入式新处理器及芯片组

　　英特尔推出了面向嵌入式用户的英特尔® 酷睿™2 双核处理器 T9400和移动式英特尔® GM45 高速芯片组，并提供长达7年的超长生命周期支持。本次推出的处理器和芯片组是全新的英特尔® 迅驰® 2 平台的构成组件，可为移动应用程序带来更耐久的电池使用时间和广泛的无线网络互操作性。　　新推出的英特尔® 酷睿™2 双核处理器 T9400经验证可支持英特尔® 5100 内存控制器中枢(MCH)...[详细]

器件捷径: A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF AG AH AI AJ AK AL AM AN AO AP AQ AR AS AT AU AV AW AX AY AZ B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF BG BH BI BJ BK BL BM BN BO BP BQ BR BS BT BU BV BW BX BY BZ C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF CG CH CI CJ CK CL CM CN CO CP CQ CR CS CT CU CV CW CX CY CZ D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF DG DH DI DJ DK DL DM DN DO DP DQ DR DS DT DU DV DW DX DZ

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