Datasheet> 器件分类 > 无源元件> 电阻器> 81A1D-B24-A15

文档预览

81A1D-B24-A15: 产品描述面板安装电位计 5/8 10k 10% square single turn; 产品类别无源元件电阻器; 文件大小287KB，共6页; 制造商Bourns; 官网地址http://www.bourns.com

下载文档详细参数全文预览

81A1D-B24-A15概述

面板安装电位计 5/8 10k 10% square single turn

81A1D-B24-A15规格参数

参数名称	属性值
是否Rohs认证	不符合
厂商名称	Bourns
Reach Compliance Code	unknow
Base Number Matches	1

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

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 ±10 % TRS max. .(All tapers) ±5 % TRS maximum

(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.

At 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

DPDT ..............................................................................................................................................................1 A @ 125 volts RMS-60 Hz or 1 A @ 28 VDC

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

Contact Bounce..............................................................................................................................................................................0.1 millisecond maximum

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

Contact Bounce..............................................................................................................................................................................0.1 millisecond maximum

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.

At 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

给收音机加装定时器电路

双通道稳压器电路

恒压变换器电路图

集成化气敏器件在电力变压器故障预警装置中应用

±5--±20V从动跟踪稳压电源(负侧从动于正侧)

飞思卡尔09深圳FTF之行最新资料: 飞思卡尔09年最新的汽车电子方面的资料打包下载，都是pdf文档，包括应用以及一些解决方案，好资料，需要的网友赶快下啦！ 26575 上几张内容图片 26573 26574...; 小娜汽车电子

移植好的ucos2工程（基于LPC2000和Keil MDK）: 欢迎大家提意见，谢谢！！...; wangmxe 实时操作系统RTOS

Microchip网上设计中心助力低成本仪表设计: 美国微芯科技公司(MicrochipTechnology)日前推出全新网上公用仪表设计中心(www.microchip.com/meters)。这一内容丰富的网站可为需要创建精准、可靠及低成本公用仪表的工程师提供技术工具和资源 ......; rain 单片机

【晒样片】+TI的独特的模拟芯片: TI的模拟器件一直是TI的主打产品，这次活动中的有以下3款都非常有特点: 见图： 210210 快递单： 210211 包装上的订单表： 210212 1、ALM2402-Q1 是一款具有保护功能的双路 ......; fyaocn TI技术论坛

手机版如何签到？: 手机版如何签到？ ...; 邦bang 聊聊、笑笑、闹闹

基于51单片机的控制两个微型直流电机的驱动电路与C程序: 我想用AT89C51单片机做一个镜框扫描机的执行机构控制，其中有五个执行机构，采用L298驱动2台微型直流电机，采用ULN2803驱动3台步进电机，能给个硬件图和C程序吗。...; 亦弓月 51单片机

STM32F4编程手册学习2_内存模型

1. 内存映射 MCU将资源映射到一段固定的4GB可寻址内存上，如下图所示。内存映射将内存分为几块区域，每一块区域都有一个定义的内存类型，一些区域还有一些附加的内存类型。内存类型有以下几种： Normal 处理器可以为了性能而对访问该区域的任务进行重排序。 Device 处理器保证访问该内存的任务与其他访问Device或者Stronly-ordered内存的任务相对顺序不变。 Str...[详细]
STM32时钟系统之利用 systick 定时器来实现准确的延时

　　本篇文章带着大家来认识一下 STM32 的时钟系统，以及利用 systick 定时器来实现一个比较准确的延时。　　我们首先从时钟说起，时钟在MCU中的作用，就好比于人类的心脏一样不可或缺。STM32 的时钟相比 51 的单一时钟要复杂些，它有多个时钟源可以使用，那么大家可能会有所疑惑，STM32 的时钟搞的那么复杂干什么，原因其实在于，STM32的外设资源比起51来说，是很丰富的，那么不同...[详细]
SIMATIC S7-1500 PLC左移指令（SHL）及样

TIA博途软件位移指令能将将累加器的内容逐位向左或者向右移动。移动的位数由N决定，向左移N位相当于累加器的内容乘以2N，向右移相当于累加器的内容处理2N。移位指令在逻辑控制中使用也很方便。 (1)左移指令(SHL) 当左移指令（SHL）的EN位为高电平“1”时，将执行移位指令，将IN端制定的内容送入累加器1低字中，并左移N端制定的位数，然后写入OUT端指令的目的地址中，左移指令（SHL）和参...[详细]
汽车网络安全破局之战：CyberMan 赋能信息安全高效开发与未来升级

随着科技的飞速发展，汽车智能化正在以前所未有的速度提升，这不仅增强了汽车的功能性和舒适性，同时也对网络安全提出了更高的要求。汽车智能化的提升，直接带动了网络安全需求的增长，传统依赖Excel、邮件流转与碎片化工具的网络安全流程已不堪重负。面对ISO/SAE 21434，UN R155/R156等全球性法规强制合规压力与日益复杂的攻击面，行业正陷入“合规成本激增、专业人才缺口扩大”的双...[详细]
语音识别按识别器对使用者的适应情况分类

有限词汇识别按词汇表中字、词或短句个数的多少，大致分为：100以下为小词汇;100-1000为中词汇;1000以上为大词汇。无限词汇识别(全音节识别) 当识别基元为汉语普通话中对应所有汉字的可读音节时，则称其为全音节语音识别(音节字表：Lexicon)。全音节语音识别是实现无限词汇或中文文本输入的基础。 ...[详细]
一款基于WIFI传输的便携式体征信息监测系统设计

As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[详细]
苹果印度扩张计划遇到新麻烦，富士康被曝在当地召回约 300 名中国工程师

8 月 25 日消息，苹果在印度的扩张遇到新麻烦。据彭博社报道，富士康科技集团已从印度召回约 300 名中国工程师，使苹果在当地的生产计划再度受阻。这些工程师来自富士康旗下裕展科技位于泰米尔纳德邦的工厂，这是数月以来第二次发生类似情况。裕展工厂主要生产旧款 iPhone 的金属外壳和显示模组，并未参与新一代 iPhone 17 的制造。该工厂才投产数月，而苹果的显示器依旧大量依赖进口。苹果...[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]
stm32串口学习笔记

　　stm32作为现在嵌入式物联网单片机行业中经常要用多的技术，相信大家都有所接触，今天这篇就给大家详细的分析下有关于stm32的出口，还不是很清楚的朋友要注意看看了哦，在最后还会为大家分享有些关于stm32的视频资料便于学习参考。　　什么是串口　　UART : Universal Asynchronous Receiver/Transmitter 通用异步收发器　　USART : Uni...[详细]
不可错过的stm32单片机直流电机驱动与测速详解

　　stm32直流电机驱动与测速　　说实话就现在的市场应用中stm32已经占到了绝对住到的地位，51已经成为过去式，32的功能更加强大，虽然相应的难度有所增加，但是依然阻止不了大家学习32的脚步，不说大话了这些大家都懂要不然也不会学习stm32的人那么多!!! 　　进入我们今天的主题，今天给大家介绍的是stm32中一个很小但是比较实用的stm32直流电机驱动与测速，话不多说先给大家上一段直流电...[详细]
单片机开发过程中使用结构体简化程序

首先，作为刚入行不久的新人，我在单片机开发这块并没有太多的经验，所以可能在写一些相关的文档的时候存在一些错误，希望大家多多包含！也希望各位不吝赐教，指点迷津！好记性不如烂笔头，之所以选择开通博客是因为我想把自己在工作和学习过程中碰到的一些问题以及疑惑记录下来，同时积极地定位问题的源头以及寻求解决方案，或许在碰到相同的问题时就能很快地解决。同时在博客上也可以学习到很多工程师长期积累的经验，分享自...[详细]
Peltier冷却器在智能汽车前照灯系统的应用

据外媒报道，Laird Thermal Systems公司推出HiTemp ET系列Peltier冷却器模块，可在高温下工作，为敏感电子器件提供现场冷却。在智能汽车前照灯系统中，数字光处理（DLP）技术的应用越来越多。采用这种技术，可以使车前面的光线更加清晰明亮。汽车前照灯系统可在110°C的高温下工作，而DLP器件的最高工作温度只有70℃，超过温限可能会产生故障或导致运行停止。采用HiT...[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]
VSCode STM32跨平台开发环境搭建

VSCode的强大不用多说了,直接上教程: 一.到官网下载安装VSCode 二.安装完成后,打开VSCode,安装PlatformIO IDE 插件三.安装完重启VSCode,VSCode会继续安装PlatformIO IDE的依赖项,如果提示一直在安装,可以尝试用VPN瞧瞧,是不是被墙了不知道,我用VPN很快环境就安装好了四.新建工程 STM32F103C8为例,使用...[详细]
MQTT以太网IO远程模块

MQTT以太网IO模块大部分应该就是采集一些IO口信息，通过网口传输数据。实际上，以太网IO模块除了做TCP server，还可以做TCP Client，除此之外，不但可以高速脉冲计数还可以高速脉冲输出。这个对于在工业现场做一些控制处理，比如控制伺服电机等场景是非常方便的！最重要的，还要数据缓存功能，网络掉线也不怕，数据会自动缓存，恢复网络后会自动补传。 MxxxT 工业远程以太网 I/O ...[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