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53AAL-B28-G12L

产品描述Potentiometer, Conductive Plastic, 0.25W, 2500ohm, 20% +/-Tol, -1000,1000ppm/Cel, 4935,
产品类别无源元件    电阻器   
文件大小377KB,共3页
制造商Bourns
官网地址http://www.bourns.com
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53AAL-B28-G12L概述

Potentiometer, Conductive Plastic, 0.25W, 2500ohm, 20% +/-Tol, -1000,1000ppm/Cel, 4935,

53AAL-B28-G12L规格参数

参数名称属性值
是否Rohs认证符合
Objectid770725814
Reach Compliance Codenot_compliant
Country Of OriginMexico
YTEOL7.5
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12.5 mm
封装形式Panel Mount
封装宽度8.89 mm
额定功率耗散 (P)0.25 W
电阻2500 Ω
电阻器类型POTENTIOMETER
旋转角270 deg
系列53
尺寸代码4935
技术CONDUCTIVE PLASTIC
温度系数1000 ppm/°C
容差20%

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PL
IA
N
Features
RoHS compliant*
Conductive plastic or cermet
Linear and audio tapers
PC board and bushing mount
Gangable
Metal bushing and shaft
Sealed for board washing
*R
oH
S
CO
M
T
51/53 - Sealed 1/2 ” (12.5 mm) Square Control
Electrical Characteristics
1
Conductive Plastic
Cermet
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
Environmental Characteristics
1
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
Mechanical Characteristics
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, resistance value and date code.
Ganging (Multiple Section Potentiometer) ............................................................................................................................................ 2 sections maximum**
Hardware ...........................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
1
At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
** Additional sections available on special request with higher minimum order quantities.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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