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99R2D-J16-A18/R70L: 产品描述Potentiometer, Cermet, 2W, 50000ohm, 10% +/-Tol, -150,150ppm/Cel, 6398,; 产品类别无源元件电阻器; 文件大小340KB，共7页; 制造商Bourns; 官网地址http://www.bourns.com; 标准

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99R2D-J16-A18/R70L概述

Potentiometer, Cermet, 2W, 50000ohm, 10% +/-Tol, -150,150ppm/Cel, 6398,

99R2D-J16-A18/R70L规格参数

参数名称	属性值
是否Rohs认证	符合
Objectid	772815135
Reach Compliance Code	not_compliant
构造	Rotary
最高工作温度	125 °C
最低工作温度	-40 °C
封装高度	18.42 mm
封装长度	15.88 mm
封装形式	Panel Mount
封装宽度	24.77 mm
额定功率耗散 (P)	2 W
电阻	50000 Ω
电阻器类型	POTENTIOMETER
旋转角	240 deg
系列	99
尺寸代码	6398
技术	CERMET
温度系数	150 ppm/°C
容差	10%

99R2D-J16-A18/R70L文档预览

VE S C O

AV R M

AI SIO PL

LA N IA

BL S NT

Features

■

Virtually inﬁnite electrical circuit isolation

■

Metal or plastic shaft options

■

DPST and DPDT switch options

■

RoHS compliant versions available*

Model 97 & 99

5/8 ” Square Single-Turn Panel Control with Rotary Switch

Potentiometer Speciﬁcations

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 97 & 99

5/8 ” Square Single-Turn Panel Control with Rotary Switch

Potentiometer Speciﬁcations

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.

Model 97 & 99

5/8 ” Square Single-Turn Panel Control with Rotary Switch

Rotary Switch Speciﬁcations

Initial Electrical Characteristics

Contacts:

DPST ........................................................................................................................................................N.O/N.O., N.C./N.C. or N.O./N.C.

DPDT ..........................................................................................................................................................2 N.O./N.C. (break before make)

Power Rating (Resistive Load):

DPST ..................................................................................... 2 A @ 125 volts RMS-60 Hz or 2 A @ 28 VDC, 1 A @ 250 volts RMS-60 Hz

DPDT .....................................................................................................................................1 A @ 125 volts RMS-60 Hz or 1 A @ 28 VDC

Contact Resistance (0.1 VDC-10 mA) ...............................................................................................................................10 milliohms nominal

Contact Bounce ...........................................................................................................................................................5 milliseconds maximum

Dielectric Withstanding Voltage (MIL-STD-202, Method 301)

Sea Level ........................................................................................................................................................................1500 VAC minimum

Insulation Resistance ................................................................................................................................................. 1000 megohms minimum

Environmental Characteristics

Operating Temperature Range .................................................................................................................................................... 0 °C to +70 °C

Exposure Temperature Range ................................................................................................................................................-65 °C to +125 °C

Vibration (Dual Section).................................................................................................................................................................................. 8 G

Contact Resistance .................................................................................................................................................. 10 milliohms maximum

Contact Bounce ................................................................................................................................................... 0.1 millisecond maximum

Shock (Dual Section).................................................................................................................................................................................... 20 G

Contact Resistance .................................................................................................................................................. 10 milliohms maximum

Contact Bounce ................................................................................................................................................... 0.1 millisecond maximum

Rotational Life ................................................................................................................................................................................25,000 cycles

Switch Actuating Torque (50% Duty cycle @ Rated Power Load) ........................................................... 1.41 to 4.94 N-cm (2 to 7 oz.-in.)

Contact Resistance ................................................................................................................................................ 100 milliohms maximum

Moisture Resistance (MIL-STD-202, Method 106, Condition B)

Contact Resistance (0.1 VDC-10 mA) ..................................................................................................................... 10 milliohms maximum

Insulation Resistance (After 24 Hours @ Room Temperature) (500 VDC) ..............................................................100 megohms minimum

Housing Material .......................................................................................................High temperature, ﬂame retardant, thermosetting plastic

Mechanical Characteristics

Actuating Torque (Each Section, Switch Module Only).............................................................................. 3.53 to 10.59 N-cm (5 to 15 oz.-in.)

Running Torque (Out of Detent, 2-4 Module Assembly) ............................................................................. 0.21 to 1.41 N-cm (0.3 to 2 oz.-in.)

Detent ................................................................................................................................................................................CW or CCW standard

Actuation Angle ......................................................................................................................................................................................20 ° ±5 °

Contact Materials.................................................................................................................................................... Fine silver with gold overlay

Terminal Styles .............................................................................................................................................................................Solder lug only

Standard Orientation ........................................................................................................................................ In-line with control terminals

Optional ....................................................................................................................................................Rotated 90 ° CCW from standard

Terminal Strength (Before and After Soldering Heat Exposure) .................................................................................... 0.9 kg (2 lbs.) minimum

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.

Model 97 & 99

5/8 ” Square Single-Turn Panel Control with Rotary Switch

Product Dimensions

Model 97 PC Pin Terminals, “L” Pattern

MOUNTING

SURFACE

12.70 ± .229

(.500 ± .009)

0.79 ± .025

(.031 ± .010)

DIA.

13.72 ± 0.38

(.540 ± .015)

1.37 ± 0.08

(.054 ± .003)

2.36 ± 0.08

(.093 ± .003)

15.88

(.625)

7.92

(.312)

SEE

HOW TO ORDER

CHART FOR

BUSHING OPTIONS.

DIA.

0.81

TYP.

(.032)

5.08 ± 0.38

(.200 ± .015)

11.05 ± 0.20

(.435 ± .008)

1.19

(.047)

“A” STYLE

A.R. LUG

9.53

(.375)

12.7 ± 1.02

(.500 ± .040)

2.54

(.100)

2.54

(.100)

0.76 ± 0.05

(.030 ± .002)

TYP.

SEE

FOR SHAFT

OPTIONS.

Model 99 Solder Lug Terminals, "Triangular" Pattern

5.08 ± 1.02

(.200 ± .040)

5.59 ± .20

(.220 ± .008)

4.45 ± .38

(.175 ± .015)

2.54

(.100)

2.54

(.100)

2.03

(.080)

3 PLCS.

.41

(.016)

2.29

1.02

(.040) WIDE X (.090) LONG

3 PLCS.

.381

TOLERANCES EXCEPT AS SHOWN: DECIMAL .XXX ± (.015 )FRACTION ± 1/64

9.65

.XX ±

ANGLE ±5 °

(.38)

Speciﬁcations are subject to change without notice.

Customers should verify actual device performance in their speciﬁc applications.

Model 97 & 99

5/8 ” Square Single-Turn Panel Control with Rotary Switch

Product Dimensions

Model 97

(2nd Cup - Switch)

MOUNTING

SURFACE

2.77 ± .38

(.109 ± .015)

15.88

(.625)

REF.

Horizontal Term.

(Switch Types R57, R59, R61, R73)

18.42 ± 0.38

(.725 ± .015)

15.88

(.625)

16.89 ± .51

(.665 ± .020)

8.74 ± 0.25

(.344 ± .010)

2.54

(.100)

4 5

2.41 X 1.14 SLOT 6 PLCS

(.095 ± .045)

2.29

6 PLCS.

(.090)

2.54 ± 0.25

2 PLCS.

(.100 ± .010)

6 2

15.88 ± 0.38

(.625 ± .015)

2 PLCS.

2.77 ± .38

(.109 ± .015)

8.26 ± 0.25

(.325 ± .010)

Model 99

(2nd Cup - Switch)

MOUNTING

SURFACE

2.77 ± .38

(.109 ± .015)

24.77 ± .51

(.975 ± .020)

15.88

(.625)

REF.

Switch Module Variations

Shaft Flat Orientation

120 ° ± 5 ° STD.

FLAT ORIENTATION

(SHAFT AT CCW END)

CCW

POTENTIOMETER

TOTAL ROTATION 300 °

5.59 ± .38

(.022 ± .015)

16.89 ± .51

(.665 ± .020)

2.41 X 1.14

SLOT 6 PLCS

(.095 ± .045)

CCW DETENT

25 ° MAX.

ACTUATION

ANGLE

(TYPES 51,

53, 55, 57, 59,

61, 71, 73)

CW DETENT

25 ° MAX.

ACTUATION ANGLE

(TYPES 50, 52, 54,

56, 58, 60, 70, 72)

4 5

NOTE: Switch terminals shown in vertical position.

DPST (NC/NC)

(TYPES 54, 55, 60, 61)

DPST (NO/NO)

(TYPES 52, 53, 58, 59)

DPDT (NC/NC)

(TYPES 70, 71, 72, 73)

2.29

6 PLCS.

(.090)

DPST (NO/NC)

(TYPES 50, 51, 56, 57)

Switch contacts shown in detent position.

4.45 ± .38

(.175 ± .015)

2.77 ± .38

(.109 ± .015)

.381

TOLERANCES EXCEPT AS SHOWN: DECIMAL .XXX ± (.015 )FRACTION ± 1/64

9.65

.XX ±

ANGLE ±5 °

(.38)

DIMENSIONS:

(INCHES)

Speciﬁcations are subject to change without notice.

Customers should verify actual device performance in their speciﬁc applications.

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汽车电子中的电容感应多点触摸应用

　　科幻影片中的图像往往突破现实的限制，如电影《MinorityReport.》中，汤姆•克鲁斯使用多点触摸屏浏览信息。电容感应技术改变了我们与设备的交互方式。我们不再使用简单的按钮或开关。我们可以在触摸屏上触摸，滑动或者缩放数据本身，与其进行交互。科幻电影中看似遥远的界面已经不再是虚幻的了。事实上，他们已经存在并设计到了各种应用中，包括汽车。　　多点触摸感应是电容感应的延伸，电容感应使得触...[详细]
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随着计算机技术的发展和广泛应用，尤其是在工业控制领域的应用越来越广泛，计算机通信显得尤为重要。串行通信虽然使设备之间的连线大为减少，但随之带来串／并转换和位计数等问题，这使串行通信技术比并行通信技术更为复杂，串／并转换可用软件实现，也可用硬件实现。用软件实现串行传送大多采用循环移位指令将一个字节由高位到低位(或低位到高位)一位一位依次传送，这种方法虽然简单但速度慢，而且大量占用CPU的时间，影...[详细]
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