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91A1A-B28-A08

产品描述面板安装电位计 5/8 500ohm 10% square single turn
产品类别无源元件    电阻器   
文件大小294KB,共5页
制造商Bourns
官网地址http://www.bourns.com
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91A1A-B28-A08概述

面板安装电位计 5/8 500ohm 10% square single turn

91A1A-B28-A08规格参数

参数名称属性值
是否Rohs认证不符合
厂商名称Bourns
包装说明PCB Mount, 6350
Reach Compliance Codeunknow
ECCN代码EAR99
执行器方向HORIZONTAL
执行器类型SHAFT
构造Single Tu
帮派号码1
引线长度15.29 mm
制造商序列号91
安装特点THROUGH HOLE MOUNT
端子数量3
转弯数量1
最高工作温度125 °C
最低工作温度1 °C
封装高度17.45 mm
封装长度15.88 mm
封装形状RECTANGULAR PACKAGE
封装形式PCB Mou
封装宽度12.7 mm
额定功率耗散 (P)2 W
额定温度70 °C
电阻500 Ω
电阻定律LINEAR
电阻器类型POTENTIOMETER
旋转角240 deg
系列91
尺寸代码6350
表面贴装NO
技术CERMET
温度系数-150,150 ppm/°C
端子形状WIRE
容差10%

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*R
oH
VE S C O
AV R M
AI SIO PL
LA N IA
B L S NT
E
Features
Available in a variety of pin-out
configurations
Virtually infinite electrical circuit isolation
Metal or plastic shaft options
RoHS compliant versions available*
Model 91, 92, 93, 94 & 95 - 5/8 ” Square Single-Turn Panel Control
Initial Electrical Characteristics
1
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 ...............................10 % or 20 % .................................................... 5 % or 10 %
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 (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
1
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 tapers) 10 ohms or ±15 % TRS max. ......(All tapers) ±5 % TRS max.
(whichever is greater)
(Audio tapers) ±20 % maximum
Contact Resistance Variation
@ 50,000 cycles ........................................... (Linear tapers) ±2 %.............................................±2 %
(Audio tapers) ±3 % .............................................±3 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ................................... (Linear tapers) ±10 % TRS maximum .................(All tapers) ±5 % TRS maximum
(Audio tapers) ±20 % TRS maximum
Insulation Resistance (500 VDC) .................. 100 megohms minimum ......................................100 megohms minimum
IP Rating ............................................................ IP 40 .....................................................................IP 40
*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.

 
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