208B1503B01 [VISHAY]

RES,TAPPED,CONDUCTIVE PLASTIC,50K OHMS,299WVDC,10% +/-TOL,-400,400PPM TC;


型号：	208B1503B01
厂家：	VISHAY
描述：	RES,TAPPED,CONDUCTIVE PLASTIC,50K OHMS,299WVDC,10% +/-TOL,-400,400PPM TC
文件：	总4页 (文件大小：93K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

Model 208

Vishay Spectrol

1 ³/₄" (44.5 mm) Single Turn Conductive Plastic

Precision Potentiometer

FEATURES

• Rotational life exceeds 20 million shaft

revolutions

• Virtually infinite resolution

• Designed for high reliability applications

RoHS

COMPLIANT

• Co-molded track and multi-finger wiper provide low noise

signal

• Bushing or servo types available up to 6 sections

• Ohmic value range: 1 kΩ to 50 kΩ

ELECTRICAL SPECIFICATIONS

PARAMETER

STANDARD

SPECIAL

Total Resistance

Tolerance

1 kΩ to 50 kΩ

10 ꢀ

5 ꢀ

STANDARD

SPECIAL

Linearity (Independent)

Electrical Angle

0.3 ꢀ

0.1 ꢀ

350° 3°

Power Rating:

Section 1:

Additional Sections

1.75 W at 70 °C ambient derated to zero at 125 °C

75 ꢀ of the rating of section 1

Output Smoothness

Insulation Resistance

Dielectric Strength

Taps (Extra)

0.1 ꢀ maximum

1000 MΩ minimum, 500 V_DC

1000 V_RMS, 60 Hz

Extra taps available as special

Phasing

Points at which output ratio is 0.5 aligned 1° (Ref. to section 1)

400 ppm/°C maximum

Temperature Coefficient of Resistance

ORDERING INFORMATION/DESCRIPTION

The Model 208 can be ordered from this data sheet with a variety of alternate characteristics, as shown above. For most rapid service on

your order, please state:

208

10K

BO1

MODEL

MOUNTING

NUMBER OF SECTIONS

Up to 6

TOTAL RESISTANCE OF EACH SECTION

PACKAGING

Box of 1 piece

B: Bushing

S: Servo

Beginning with the section nearest

the mounting end

Other characteristics will be standard as described on this data sheet. If special characteristics are required, such as: special linearity

tolerance, special resistance tolerance, extra taps, non-linear functions, etc., please state these on your order and allow additional lead time

for delivery.

SAP PART NUMBERING GUIDELINES

208

103

502

B01

MODEL

STYLE

GANG NUMBERS

OHMIC VALUE

PACKAGING

GANG N^O

B: Bushing

S: Servo

From 1 up to 6

10K

Document Number: 57053

Revision: 04-Mar-08

For technical questions, contact: sfer@vishay.com

www.vishay.com

Model 208

Vishay Spectrol

1 ³/₄" (44.5 mm) Single Turn Conductive Plastic

Precision Potentiometer

DIMENSIONS in inches (millimeters)

SERVO MOUNT: 208 S

0.010

0.031

0.831

(21.10)

0.625

(15.88)

16° 20°

TYP.

0.340 MIN.

(8.64)

0.073 MIN.

(1.85)

5°

45°

0.093

(2.36)

1.075 R MAX.

(27.30)

0.015

Ø 1.750

(44.45)

Ø 1.750

(44.45)

+ 0.0000

- 0.0005

Ø 1.562

MAX.

(39.67)

Ø 1.5620

(39.67)

0.062

(1.57)

Ø 0.2497 ⁺^{- 0}⁰^.^.⁰^0000030

(6.34)

MTG. FACE

1.015 R MAX.

(25.78)

0.010

0.031

0.705

0.875

(22.22)

(17.91)

0.015

BUSHING MOUNT: 208 B

0.375

(9.52)

³/₈- 32 UNEF - 2A

0.239 MIN.

(6.07)

+ 0.0000

- 0.0003

Ø 0.2497

(6.34)

0.062

(1.57)

0.015

Ø 1.750

(44.45)

+ 0.0000

- 0.0010

Ø 1.000

(25.40)

Ø 0.4062

(10.32)

0.010

(0.25)

MTG. FACE

ADD 0.500 0.002 (12.70) FOR EACH

ADDITIONAL SECTION

TOLERANCES: UNLESS OTHERWISE NOTED.

DECIMALS 0.005 ANGLES 2°

SCHEMATIC

MECHANICAL SPECIFICATIONS

PARAMETER

Rotation

360° continuous

SERVO MOUNT

Ball bearing

BUSHING MOUNT

Sleeve bearing

Bearing Type

Ganging

6 sections maximum terminal alignment, added

sections within 10° of section 1 terminals

Torque (Maximums)

Servo Section 1

Bushing Section 1

Each Additional Section

STARTING

RUNNING

0.7 oz. - in (50.40 g - cm)

1.0 oz. - in (72.0 g - cm)

0.4 oz. - in (28.80 g - cm)

0.7 oz. - in (50.40 g - cm)

0.3 oz. - in (21.60 g - cm)

Mechanical Runouts (Maximums):

Shaft (TIR/in)

SERVO

BUSHING

0.002" (0.05 cm)

0.003" (0.08 cm)

0.005" (0.13 cm)

0.002" (0.05 cm)

0.005" (0.13 cm)

0.003" (0.08 cm)

Pilot Dia. (TIR)

Lateral (TIR)

Shaft End Play

Shaft Radial Play

Moment of Inertia

1.0 g - cm²per section maximum

Weight:

Single Section

Each Additional Section

3.0 oz. (85.05 g)

1.0 oz. (28.35 g)

www.vishay.com

For technical questions, contact: sfer@vishay.com

Document Number: 57053

Revision: 04-Mar-08

Model 208

Vishay Spectrol

1 ³/₄" (44.5 mm) Single Turn Conductive Plastic

Precision Potentiometer

MATERIAL SPECIFICATIONS

ENVIRONMENTAL SPECIFICATIONS

Housing and Lids

Shaft and Clamp Rings

Terminals

Aluminium, anodized

Vibration

15 g thru 2000 Hz

Stainless steel, non-magnetic

non-passivated

Shock

50 g

96 h

Brass, plated for solderability

Salt Spray

Bushing Mount Hardware

Lockwasher Internal Tooth:

Panel Nut:

Steel, nickel plated

Brass, nickel plated

Servo: 20 million shaft revolutions

Bushing: 5 million shaft revolutions

Rotational Life

Load Life

MARKING

900 h

Units shall be marked with Spectrol name,

model number and data code on each

section, resistance, resistance tolerance,

linearity and terminal identification

Unit

Identification

Operating Temperature

Range

- 55 °C to + 125 °C

POWER RATING CHART

(Ratings for cup No.1.

RESISTANCE ELEMENT DATA

Additional cups 75 ꢀ of values shown)

RESISTANCE

VALUES

(Ω)

MAXIMUM VOLTAGE

APPLICABLE

(V)

3.0

2.5

2.0

1.5

1.0

10K

20K

50K

132

187

299

0.5

20 40

80 100 120 140 160

AMBIENT TEMPERATURE IN °C

Document Number: 57053

Revision: 04-Mar-08

For technical questions, contact: sfer@vishay.com

www.vishay.com

Legal Disclaimer Notice

Vishay

Disclaimer

All product specifications and data are subject to change without notice.

Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf

(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein

or in any other disclosure relating to any product.

Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any

information provided herein to the maximum extent permitted by law. The product specifications do not expand or

otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed

therein, which apply to these products.

No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this

document or by any conduct of Vishay.

The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless

otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such

applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting

from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding

products designed for such applications.

Product names and markings noted herein may be trademarks of their respective owners.

Document Number: 91000

Revision: 18-Jul-08

www.vishay.com

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