Datasheet> 器件分类 > 无源元件> 电阻器> 94A2A-B24-H16L

文档预览

94A2A-B24-H16L: 产品描述RES,TAPPED,CERMET,20K OHMS,5% +/-TOL,-150,150PPM TC,6363 CASE; 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; 标准

下载文档详细参数全文预览

94A2A-B24-H16L概述

RES,TAPPED,CERMET,20K OHMS,5% +/-TOL,-150,150PPM TC,6363 CASE

94A2A-B24-H16L规格参数

参数名称	属性值
是否无铅	不含铅
是否Rohs认证	符合
Reach Compliance Code	not_compliant
ECCN代码	EAR99
构造	Single Turn
JESD-609代码	e3
制造商序列号	94
最高工作温度	125 °C
最低工作温度	-40 °C
封装高度	22.86 mm
封装长度	15.88 mm
封装形式	Panel Mount
封装宽度	15.88 mm
额定功率耗散 (P)	1 W
电阻	20000 Ω
电阻器类型	POTENTIOMETER
旋转角	240 deg
系列	94
尺寸代码	6363
技术	CERMET
温度系数	-150,150 ppm/°C
端子面层	Tin (Sn)
容差	5%

文档预览

下载PDF文档

全文
预览

VE S C O

AV R M

AI SIO PL

LA N IA

BL S NT

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

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

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.

Model 91, 92, 93, 94 & 95 - 5/8 ” Square Single-Turn Panel Control

Mechanical Characteristics

Stop Strength (1/4 ” D shaft) .............................................................................................................................................45.19 N-cm (4 lb.-in.)

(1/8 ” D shaft) .............................................................................................................................................33.89 N-cm (3 lb.-in.)

Mechanical Angle.................................................................................................................................................................................300 ° ±5 °

Torque

Starting ........................................................................................................................................... 0.3 max. above average running torque

Running Torque

Single or Dual Section (A & R Bushings) .................................................................................................. 0.21 to 1.06 N-cm (0.3 to 1.5 oz.-in.)

Single or Dual Section (C & U Bushings) .................................................................................................. 0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)

Mounting .............................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum

Variation ...................................................................................................................... 0.35 N-cm (0.5 oz.-in.) maximum in 45 ° shaft travel

Weight (Single Section, Metal Bushing)...............................................................................................................................12.7 grams nominal

(Each Additional Section) ....................................................................................................................................................4 grams nominal

Terminals .................................................................................................................................Printed circuit terminals, J-Hooks 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.

Marking ..................................................................................Manufacturer’s trademark, date code, resistance, manufacturer’s part number

Ganging (Multiple Section Potentiometers).............................................................................................................................2 cups maximum

Hardware ...................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.

NOTE:

Performance speciﬁcations do not apply to units subjected to printed circuit board cleaning procedures.

room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.

Speciﬁcations are subject to change without notice.

Customers should verify actual device performance in their speciﬁc applications.

推荐资源

并行I/O口编程: 单片机I/O的应用最典型的是通过I/O口与7段LED数码管构成显示电路，我们从常用的LED显示原理开始，详尽讲解利用单片机驱动LED数码管的电路及编程原理，目的在于通过这一编程范例，让初学者 ......; rain 单片机

基于MCU+CPLD的相位差和频率的测量方法研究及实现: 1 引言相位检测是电力系统自动控制和谐波分析与控制的关键技术。传统的相位测量是利用过零电路把输入的两路信号(电压或电流)转换为方波信号，再利用逻辑电路和单片机技术对信号某一特殊区段计 ......; 黑衣人单片机

这效率也太低了一点吧，一个都没收到！！！！！: 在 2017-08-28 14:30:52，"bbs_service@eeworld.com.cn" 写道： - 隐藏引用文字 - Hi，亲爱的网友！恭喜您在EEWORLD社区 TI处理器主题月之【甘为AI大脑的顺风耳】直播活动中获奖（预报 ......; xsj19810419 聊聊、笑笑、闹闹

STM32MP157A-DK1测评 ——by cruelfox: @cruelfox STM32MP157A-DK1测评 (1)官方OpenSTLinux烧写 STM32MP157A-DK1测评 (2)ST-Link的调试功能 STM32MP157A-DK1测评 (3) Cortex-A7点个灯 STM32MP157A-DK1测评 (4) UART与S ......; okhxyyo 测评中心专版

wince下如何保护实时性很强的代码在某一时刻不被调度: 在wince下，我的驱动有部分代码实时性挺强，就是读cpu ic卡的数据，在最低频率是1mhz的情况，要372微妙读一次数据线上的数据，现在看下来有时候读到的数据奇偶位不对，我看了波形，从io口上过 ......; swustboy 嵌入式系统

多核DSP C6678共享存储器问题的理解: MSMC默认配置为L2，根据用户需要能配置成L3。由于配置为L3只是做了地址映射，所以物理上的访问时间应该还是一个数量级的，相差不大。这里的L2 和L3的区别应该是指L2只能被L1D和L1P Cache， L3能 ......; Aguilera DSP 与 ARM 处理器

器件捷径: 00 01 02 03 04 05 06 07 08 09 0A 0C 0F 0J 0L 0M 0R 0S 0T 0Z 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 1H 1K 1M 1N 1P 1S 1T 1V 1X 1Z 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F 2G 2K 2M 2N 2P 2Q 2R 2S 2T 2W 2Z 30 31 32 33 34 35 36 37 38 39 3A 3B 3C 3D 3E 3F 3G 3H 3J 3K 3L 3M 3N 3P 3R 3S 3T 3V 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4M 4N 4P 4S 4T 50 51 52 53 54 55 56 57 58 59 5A 5B 5C 5E 5G 5H 5K 5M 5N 5P 5S 5T 5V 60 61 62 63 64 65 66 67 68 69 6A 6C 6E 6F 6M 6N 6P 6R 6S 6T 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7M 7N 7P 7Q 7V 7W 7X 80 81 82 83 84 85 86 87 88 89 8A 8D 8E 8L 8N 8P 8S 8T 8W 8Y 8Z 90 91 92 93 94 95 96 97 98 99 9A 9B 9C 9D 9F 9G 9H 9L 9S 9T 9W

热门器件

开源项目推荐更多

热门活动更多

热门文章更多

技术资料推荐更多