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| 型号： | 3852A-282-102AL |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/3页 |
| 文件大小： | 0K |
| 描述： | POT 1.0K OHM 3/4" RD CERM |
| 产品变化通告： | Plastic Change 24/Jun/2011 |
| 产品目录绘图： | 3852 Series Side 1 3852 Series Side 2 |
| 标准包装： | 45 |
| 系列： | 3852 |
| 电阻（欧姆）： | 1k |
| 功率（瓦特）： | 2W |
| 容差： | ±10% |
| 温度系数： | ±150ppm/°C |
| 匝数： | 单路 |
| 旋转： | 280° |
| 调节型： | 侧面调节 |
| 电阻材料： | 金属陶瓷 |
| 端接类型： | 焊片 |
| 触动器长度： | 0.874"（22.20mm） |
| 触动器类型： | 开槽轴 |
| 触动器直径： | 0.250"（6.35mm） |
| 尺寸 - 主体： | 圆形 - 0.750" 直径 x 0.250" L（19.05mm x 6.35mm） |
| 安装类型： | 面板安装 |
| 包装： | 散装 |
| 产品目录页面： | 2332 (CN2011-ZH PDF) |
Features
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Single-turn (3851 and 3852)
Linear and audio tapers
3-3/4-turn (3856)
Wide resistance range
Minimal depth package
Good resolution
3851/3852/3856 - 3/4 ” Diameter Panel Control
Initial Electrical Characteristics 1
3851
Conductive Plastic Element
3852/3856
Cermet Element
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 ........................................................................250 ° ±5 °.....................................................250 ° ±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 ............................................50,000 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
Mechanical Characteristics 1
Stop Strength ..............................................................................................................................................................................................56.5 N-cm (5 lb.-in.)
Mechanical Angle ....................................................................................................................................................................280 ° ±5 ° / 3856 – 1350 ° ±50 °
Torque (Starting and Running) ..............................................................................................................A & B bushings 0.35 to 4.23 N-cm (0.05 to 6.0 oz.-in.)
C & E bushings 0.21 to 4.23 N-cm (0.3 to 6.0 oz.-in.)
3856 – 0.11 to 2.12 N-cm (0.15 to 3.0 oz.-in.)
Mounting (Torque on Bushing) ......................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum
Weight (Single Section) ................................................................................................................................................................................30 grams maximum
Terminals ........................................................................................................................................................................Printed circuit terminals or solder lugs
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, wiring diagram, resistance, date code, and part number
Ganging (Multiple Section Potentiometers) ......................................................................................................................................................1 cup 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.
*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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相关代理商/技术参数 |
参数描述 |
|---|---|
| 3852A-282-102C | 功能描述:电位计 1K 3/4" Single Turn RoHS:否 制造商:Bourns 产品:Musical Syst Potentiometer 安装风格:Panel 锥度:Audio, Linear 转数: 电阻:500 kOhms 元件类型:Carbon 轴类型:Round / Plain 端接类型:Solder Lug 电压额定值:200 V 功率额定值:0.2 W 容差:20 % |
| 3852A-282-102CL | 功能描述:电位计 1K 3/4" Single Turn RoHS:否 制造商:Bourns 产品:Musical Syst Potentiometer 安装风格:Panel 锥度:Audio, Linear 转数: 电阻:500 kOhms 元件类型:Carbon 轴类型:Round / Plain 端接类型:Solder Lug 电压额定值:200 V 功率额定值:0.2 W 容差:20 % |
| 3852A-282-103A | 功能描述:电位计 10K 3/4" Single Turn RoHS:否 制造商:Bourns 产品:Musical Syst Potentiometer 安装风格:Panel 锥度:Audio, Linear 转数: 电阻:500 kOhms 元件类型:Carbon 轴类型:Round / Plain 端接类型:Solder Lug 电压额定值:200 V 功率额定值:0.2 W 容差:20 % |
| 3852A-282-103AL | 功能描述:电位计 10K 3/4" Single Turn RoHS:否 制造商:Bourns 产品:Musical Syst Potentiometer 安装风格:Panel 锥度:Audio, Linear 转数: 电阻:500 kOhms 元件类型:Carbon 轴类型:Round / Plain 端接类型:Solder Lug 电压额定值:200 V 功率额定值:0.2 W 容差:20 % |
| 3852A-282-103AL | 制造商:Bourns Inc 功能描述:PANEL CONTROL POTENTIOMETER |
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