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3852B-206-254CL

产品描述Potentiometer, Cermet, 1W, 250000ohm, 10% +/-Tol, -150,150ppm/Cel,
产品类别无源元件    电阻器   
文件大小626KB,共6页
制造商Bourns
官网地址http://www.bourns.com
标准
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3852B-206-254CL概述

Potentiometer, Cermet, 1W, 250000ohm, 10% +/-Tol, -150,150ppm/Cel,

3852B-206-254CL规格参数

参数名称属性值
封装直径19.05 mm
封装长度6.35 mm
是否Rohs认证Yes
Reach Compliance CodeNot Compliant
ECCN代码EAR99
Is SamacsysN
YTEOL6.9
Objectid770287901
包装说明Panel Mount,
帮派号码1
端子数量3
转弯数量1
封装形状CYLINDRICAL PACKAGE
旋转角225 deg
端子形状FLAT
执行器方向HORIZONTAL
构造Single Turn
执行器类型SHAFT
额定温度70 °C
表面贴装NO
电阻定律AUDIO
技术CERMET
温度系数150 ppm/°C
安装特点THROUGH HOLE MOUNT
封装形式Panel Mount
额定功率耗散 (P)1 W
电阻250000 Ω
电阻器类型POTENTIOMETER
容差10%
最高工作温度125 °C
最低工作温度-1 °C

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Features
n
Single-turn (3851 and 3852)
n
3-3/4-turn (3856)
n
Linear and audio tapers
n
Wide resistance range
n
Minimal depth package
n
Good resolution
3851/3852/3856 – 3/4 ˝ Diameter Panel Control
Initial Electrical Characteristics
1
Standard Resistance Range
Linear Tapers (A, B, E, and H) ....................1 K to 1 megohm ..............................................100 ohms to 1 megohm
Audio Tapers (C, D, F, and G) .....................1 K to 1 megohm ..............................................1 K ohms to 1 megohm
Total Resistance Tolerance...............................±10 % or ±20 % ................................................±5 % or ±10 %
Independent Linearity .......................................±10 % ...............................................................(A & H tapers) ±5 %
Absolute Minimum Resistance .........................2 ohms maximum ............................................. 2 ohms maximum
Effective Electrical Angle ..................................(Linear tapers) 250 ° ±5 ° .................................(Linear tapers) 250 ° ±5 °
(Audio tapers) 225 ° ±5 ° ..................................(Audio tapers) 225 ° ±5 °
Contact Resistance Variation ...........................±1 % .................................................................±3 % of total resistance or 3 ohms
(whichever is greater)
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level ....................................................900 VAC minimum ............................................900 VAC minimum
70,000 Feet .................................................350 VAC minimum ............................................350 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 ........................................................(Linear tapers) 1 watt .......................................(Linear tapers) 2 watts
(Audio tapers) 0.5 watt .....................................(Audio tapers) 1 watt
+125 °C .......................................................0 watt
+150 °C .................................................................................................................................0 watt
Theoretical Resolution ......................................Essentially infinite .............................................Essentially infinite
Environmental Characteristics
1
Operating Temperature Range .......................... -1 °C to +125 °C ................................................. -1 °C to +125 °C
Storage Temperature Range ............................. -65 °C to +125 °C ............................................... -65 °C to +150 °C
Temperature Coefficient Over
Storage Temperature Range ........................... ±1,000 ppm/°C ................................................... ±150 ppm/°C
Vibration ............................................................. 20 G .................................................................... 20 G
Total Resistance Shift ................................... ±2 % maximum .................................................. ±2 % maximum
Voltage Ratio Shift ........................................ ±5 % maximum .................................................. ±6 % maximum
Shock ................................................................. 100 G.................................................................. 100 G
Total Resistance Shift ................................... ±2 % maximum .................................................. ±2 % maximum
Voltage Ratio Shift ........................................ ±5 % maximum .................................................. ±6 % maximum
Load Life............................................................. 1,000 hours ........................................................ 1,000 hours
Total Resistance Shift ................................... ±10 % maximum ................................................ ±3 % maximum
Rotational Life (No Load) ................................... 100,000 cycles ................................................... 20,000 cycles
Total Resistance Shift ................................... ±15 % TRS maximum ....................................... ±5 % or 5 ohms TRS whichever is greater
Contact Resistance Variation ....................... ±3 % ................................................................... ±3 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ................................... ±10 % maximum ............................................... ±2 % maximum
IP Rating............................................................. IP 40 ................................................................... IP 40
1
Electrical
3851
Conductive Plastic Element
3852/3856
Cermet Element
specifications tested at 250 RPM, at room ambient: +25 °C nominal.
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.
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