Datasheet > 140-4-5-203

140-4-5-203

更新时间： 2024-11-24 17:31:07

品牌	Logo	应用领域
威世 - VISHAY		电阻器
页数	文件大小	规格书
3页	268K
描述
RESISTOR, POTENTIOMETER, WIRE WOUND, 1 TURN(S), 2 W, 20000 ohm

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140-4-5-203 技术参数

生命周期：	Active	包装说明：	,
Reach Compliance Code：	unknown	ECCN代码：	EAR99
HTS代码：	8533.31.00.00	风险等级：	5.79
执行器方向：	VERTICAL	执行器类型：	SHAFT
帮派号码：	1	JESD-609代码：	e4
安装特点：	PANEL MOUNT	端子数量：	3
转弯数量：	1	最高工作温度：	125 °C
最低工作温度：	-55 °C	封装形状：	CIRCULAR PACKAGE
额定功率耗散 (P)：	2 W	额定温度：	40 °C
电阻：	20000 Ω	电阻定律：	LINEAR
电阻器类型：	POTENTIOMETER	表面贴装：	NO
技术：	WIRE WOUND	端子面层：	Gold (Au)
端子形状：	BINDING POST	容差：	5%
Base Number Matches：	1

140-4-5-203 数据手册

Model 140, 142

Vishay Spectrol

1/2” (12.7mm) Single - Turn Wirewound

Precision Potentiometer

FEATURES

• 50Ω to 20KΩ

• Bushing or Servo

Model 142

Servo Mount

Model 140

Bushing Mount

ELECTRICAL SPECIFICATIONS

PARAMETER

STANDARD

Total Resistance

50Ω to 20KΩ

Tolerance

± 5%

Absolute Minimum Resistance

Linearity x Total Resistance or

0.5Ω, whichever is greater

Linearity (Independent)

Noise

± 1.0%

100Ω ENR

Power Rating

2 watts at 40°C ambient derating linearly to zero at 125°C

1,000MΩ min. 0.500VDC

Insulation Resistance

Dielectric Strength

Rotation

1.000V_RMS, 60 Hz

140

142

320° ± 5°

350° + 0° - 4°

End Voltage

Linearity x total applied voltage for total resistance above 20Ω;

2.0% of total applied voltage for 20Ω and below

MATERIAL SPECIFICATIONS

ENVIRONMENTAL SPECIFICATIONS

Shaft

Stainless steel, non magnetic

non-passivated

Vibration

20G thru 2000 Hz

50g

Shock

Housing

Rear Lid

Aluminum, anodized

Molded glass filled

thermoset plastic

Brass, gold plated

(Model 140 only)

Steel, nickel plated.

Brass, nickel plated

Salt Spray

Rotational Life

96 Hours

500,000

Terminals

Shaft Revolutions

900 Hours

Mounting Hardware

Lockwasher Internal Tooth:

Panel nut:

Load Life

Temperature Range

- 55°C to + 125°C (operating)

ORDERING INFORMATION

This part number consists of four groups of digits. The first group is the Spectrol model number. The second digit describes the mechani-

cal options available. The third digit describes the other optional features which can be supplied. The fourth group is the standard EIA

resistance code.

Example: 140 - 0 - 0 - 203

140

203

MODEL

MECHANICAL OPTIONS

OTHER OPTIONAL

RESISTANCE CODE

FEATURES

Bushing 140

0. Stops, Slotted Shaft (std)

1. Plain Shaft

2. Shaft Lock

0. Standard Torque

1. Center Tap (10K max. Rt)

2. High Torque

2 = First Significant figure

0 = Second significant figure

3 = Number of zeros following

3. Continuous Rotation

4. Combination 1 & 2

5. Combination 1 & 3

6. Combination 2 & 3

7. Combination 1, 2, & 3

3. Sealed Construction

4. Combination 1 & 2

5. Combination 1 & 3

6. Combination 2 & 3

7. Combination 1, 2, & 3

Servo 142

0. Continuous Rotation,

0. Standard Torque

Same as above

Plain Shaft (std.)

1. Center Tap (10K max. Rt)

Example: Part number 140-0-0-203 describes bushing mount 140 with stops, slotted shaft, standard torque and resistance of 20KΩ

Document Number: 57039

Revision 16-Jul-03

For technical questions, contact sfer@vishay.com

www.vishay.com

12 3

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