电子工程世界电子工程世界电子工程世界

关键词

搜索

型号

搜索

53RFA-R22-F25L

产品描述Potentiometer, Cermet, 0.5W, 1000000ohm, 10% +/-Tol, -150,150ppm/Cel, 4565,
产品类别无源元件    电阻器   
文件大小830KB,共5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

53RFA-R22-F25L概述

Potentiometer, Cermet, 0.5W, 1000000ohm, 10% +/-Tol, -150,150ppm/Cel, 4565,

53RFA-R22-F25L规格参数

参数名称属性值
是否Rohs认证符合
Objectid770769102
Reach Compliance Codenot_compliant
构造Square
最高工作温度125 °C
最低工作温度1 °C
封装高度13.25 mm
封装长度11.4 mm
封装形式Panel Mount
封装宽度16.51 mm
额定功率耗散 (P)0.5 W
电阻1000000 Ω
电阻器类型POTENTIOMETER
旋转角270 deg
系列53
尺寸代码4565
技术CERMET
温度系数-150,150 ppm/°C
容差10%

文档预览

下载PDF文档
Features
n
RoHS compliant*
n
Conductive plastic or cermet
n
Linear and audio tapers
n
PC board and bushing mount
n
Gangable
n
Metal bushing and shaft
n
Sealed for board washing
51/53 – Sealed 1/2 ˝ (12.5 mm) Square Control
Standard Resistance Range
Linear ........................................................................................................... 1 K ohms to 1 megohm .............................. 150 ohms to 1 megohm
Audio ............................................................................................................ 1 K ohms to 1 megohm .............................. 1 K ohms to 1 megohm
Total Resistance Tolerance
Linear Tapers ............................................................................................... ±10 % or ±20 %.......................................... ±10 % or ±5 %
Audio Tapers ................................................................................................ ±10 % or ±20 %.......................................... ±10 %
Independent Linearity ......................................................................................... ±5 % ........................................................... ±5 %
Absolute Minimum Resistance ........................................................................... 2 ohms maximum ....................................... 2 ohms maximum
Effective Electrical Angle .................................................................................... 270 ° ±5 ° ................................................... 270 ° ±5 °
Contact Resistance Variation ............................................................................. 2 % ............................................................. 2 %
Dielectric Withstanding Voltage (MIL-STD-202 – Method 301)
Sea Level ..................................................................................................... 1,500 VAC minimum .................................. 1,500 VAC minimum
70,000 .......................................................................................................... 500 VAC minimum ..................................... 500 VAC minimum
Insulation Resistance ......................................................................................... 1,000 megohms minimum .......................... 1,000 megohms minimum
Power Rating At 70 °C (Derate To 0 At 125 °C)
(Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)
Linear Tapers ............................................................................................... 0.5 watt....................................................... 1.0 watt
Audio Tapers ................................................................................................ 0.25 watt..................................................... 0.5 watt
Theoretical Resolution ........................................................................................ Essentially infinite....................................... Essentially infinite
Electrical Characteristics
1
Conductive Plastic
Cermet
Operating Temperature Range ........................................................................... +1 °C to +125 °C ........................................ +1 °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 % TRS maximum ................................ ±5 % TRS maximum
Rotational Life (No Load).................................................................................... 50,000 cycles ............................................. 25,000 cycles
Total Resistance Shift .................................................................................. ±10 % TRS maximum ................................ ±10 % TRS maximum
Contact Resistance Variation @ 25,000 Cycles .......................................... ±2 % ........................................................... ±4 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift .................................................................................. ±10 % TRS ................................................. ±5 % TRS
IP Rating
Entire Unit .................................................................................................... IP64 ............................................................ IP64
Shaft/Bushing .............................................................................................. IP65 ............................................................ IP65
Stop Strength................................................................................................................................................................................................................56 N-cm (5 lb.-in.)
Mechanical Angle ......................................................................................................................................................................................................................290 ° ±5 °
Torque
Starting (Dual Sections) ............................................................................................................................................................. +0.35 N-cm (+0.5 oz.-in.) maximum
Running (Single Section) ............................................................................................................................................................0.15 to 1.4 N-cm (0.2 to 2.0 oz.-in.)
Running (Dual Section) ...............................................................................................................................................................0.35 to 1.8 N-cm (0.5 to 2.5 oz.-in.)
Detent (Single Section) ................................................................................................................................................................. 1.94 N-cm (2.75 oz.-in.) minimum
Mounting (Torque on Bushing).......................................................................................................................................... 1.7 to 2.0 N-m (15 to 18 lb.-in.) maximum
Weight (Single Section) .............................................................................................................................................................................................................5.5 grams
(Additional Section) .............................................................................................................................................................................................................3.0 grams
Terminals ................................................................................................................................................................................................................... PC pin or solder lug
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.
Part can be wave soldered at 260 °C (500 °F) for 5 seconds, no wash process with no clean flux.
Marking ............................................................................................................................................................... Manufacturer’s trademark, part number and date code
Ganging (Multiple Section Potentiometer) ............................................................................................................................................................. 2 sections maximum**
Hardware .............................................................................One lockwasher and one mounting nut is shipped with each potentiometer (Bushing A: H-37-2 & H-38-2;
Bushing C: H-37-1 & H-38-1; Bushing R: H-37-4 & H-38-9; Bushing S: H-37-1 & H-38-14; Bushing U: H-37-3 & H-38-8)
1Electrical specifications tested at 200 RPM, at room ambient: +25 °C nominal.
** Additional sections available on special request with higher minimum order quantities.
Environmental Characteristics
1
Mechanical Characteristics
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
阿牛哥系列故事蜘蛛侠爬通天塔(戏说智能电网篇)
阿牛哥一直关注智能电网改造和新一轮的智能电表招投标。智能电网可是可再生能源传输过程的重要环节。2010年是国家电网坚强智能电网规划试点阶段的关键一年。火电,水电,核电,风电,太阳能都 ......
jameswangsynnex 能源基础设施
求助:输入是方波,输出如图变形,为什么?
输入是方波,输出如图变形,为什么...
wensir 模拟电子
求助3个windows ce.net的问题。
第一个是 我在自己的机器上SDK已经调试可以模拟通过 也可以运行了 但是我拷到ARM机器上 总是提示要求正确的文件路径或者缺乏正确的库文件。 想问问 这库文件是哪些??是我EVC这个工程的设置 ......
nanopiggy 嵌入式系统
如何区分有源和无源蜂鸣器?
本帖最后由 fish001 于 2018-8-28 22:27 编辑 现在市场上出售的一种小型蜂鸣器因其体积小(直径只有llmm)、重量轻、价格低、结构牢靠,而广泛地应用在各种需要发声的电器设备、电子制作和 ......
fish001 模拟与混合信号
新人报道
我是新人 多多关照!谢谢大神们! ...
吴信圣 聊聊、笑笑、闹闹
FPGA中三种同步设计比较
465444 465444 ...
至芯科技FPGA大牛 FPGA/CPLD

 
EEWorld订阅号

 
EEWorld服务号

 
汽车开发圈

 
机器人开发圈

About Us 关于我们 客户服务 联系方式 器件索引 网站地图 最新更新 手机版

站点相关: 大学堂 TI培训 Datasheet 电子工程 索引文件: 1023  1962  1332  1812  2499  59  55  34  23  14 

器件索引   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

北京市海淀区中关村大街18号B座15层1530室 电话:(010)82350740 邮编:100190

电子工程世界版权所有 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号 Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved