2SK974L-E - RENESAS TECHNOLOGY - Datasheet.Directory

Document Number: 57073

Revision 16-Jul-03

www.vishay.com

110

Model 830, 860

Vishay Spectrol

For technical questions, contact sfer@vishay.com

FEATURES

• 830: 15Ω to 50KΩ, Three-Turn

• 860: 20Ω to 200KΩ, Ten-Turn

1 - 13/16” (46mm) Three and Ten Turn Wirewound

Precision Potentiometer

PARAMETER MODEL 830 MODEL 860

Total Resistance

Standard Range 15Ω to 50KΩ20Ω to 200KΩ

Special to 150KΩSpecial to 500KΩ

Tolerance: STANDARD SPECIAL

200Ω and above ± 3% ± 1%

Below 200Ω± 5% ± 3%

Linearity (Independent) ± 0.25% standard

15Ω to 1KΩ± 0.15% –

1KΩ to 5KΩ± 0.10% –

5KΩ to 25KΩ± 0.075% –

25KΩ and above ± 0.05% –

20Ω to 50Ω–± 0.15%

50Ω to 200Ω–± 0.10%

200Ω to 5KΩ–± 0.05%

5KΩ and above – ± 0.025%

Noise 100Ω ENR for both models

Rotation 1080° + 4° - 0°3600° + 4° - 0°

Power Rating 3.0 watts at 40°C 8.0 watts at 40°C

derated to zero at 125°C derated to zero at 125°C

Insulation Resistance 1000MΩ minimum 500VDC

Dielectric Strength 1000VRMS, 60Hz

Absolute Minimum Resistance Not to exceed linearity x total resistance or 1Ω,

whichever is greater

End Voltage 0.5% of total applied voltage maximum

Phasing CCW End Points sect. 2 phased to

sect 1 within 1°

Taps (Extra) 42 available as special 108 available as special

standard tolerance ± 1°standard tolerance ±1°

ELECTRICAL SPECIFICATIONS

ORDERING INFORMATION

Models 830 and 860 can be ordered from this data sheet with a variety of alternate characteristics, as shown. For most rapid service on

your order, please state:

830, 860 1 1 XXX

MODEL BUSHING MOUNT NUMBER OF SECTIONS RESISTANCE OF EACH

SECTION

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.

www.vishay.com

111

Model 830, 860

Vishay Spectrol

Document Number: 57073

Revision 16-Jul-03

For technical questions, contact sfer@vishay.com

DIMENSIONS in inches (millimeters)

MECHANICAL SPECIFICATIONS

PARAMETER 830 860

Rotation 1080° + 4° - 0°3600° + 4° - 0°

Bearing Type Sleeve Bearing

Torque (maximums): Starting STARTING RUNNING

Section 1 1.75 oz - in(126,02gm - cm) 1.26 oz - in (90.01gm - cm)

Section 2 2.55 oz - in(183,62gm - cm) 1.85 oz - in (133,21gm - cm)

Runouts (Maximums)

Shaft(TIR) 0.002 in (0.05cm)

Pilot Dia (TIR) 0.002 in (0.05cm)

Lateral (TIR) 0.005 in (0.13cm)

Shaft End Play 0.002 in min 0.010 in Maximum (0.05 - 0.25cm)

Shaft Radial Play 0.003 in Maximum (0.08cm)

Weight (maximums)

Single Section 3.0 oz (85.05gm) 4.5 oz (127.58gm)

Additional Section 2.5 oz (70.80gm) 4.0 oz (113.40gm)

Stop Strength 750 oz - in (static) (54.01Kgm - cm)

Ganging 2 sections maximum ears of clamp band between

sections positioned 45°, ± 10° CCW from

terminal center line

Moment Inertia 5.5gm - cm2 Maximum 15.0gm - cm2 Maximum

1 - 13/16” (46mm) Three and Ten Turn Wirewound

Precision Potentiometer

2.000

(50.80)

± 0.015

0.250 MIN

(6.35)

0.062

(1.57)

0.010

(0.25)

0.312

(7.92)

± 0.015

0.030 MAX

(0.76)

3/8 - 32 UNEF - 2A

1.812

(46.02)

± 0.015

Ø 0.2497

(6.34)

+ 0.0000

- 0.0003

Ø 0.4062 MTG.

(10.32)

+ 0.0000

- 0.0020

0.062

(1.57)

21 3

0.218

(5.54)

± 0.015

0.562

(14.27)

Ø 0.125

(3.18)

MTG. FACE

0.812

(20.62)

± 0.031

0.312

(7.92)

0.030

MAX

(0.76)

± 0.015

1.812

(46.02)

± 0.015

Ø 0.2497

(6.34)

+ 0.0000

- 0.0003

Ø 0.4062 MTG.

(10.32)

+ 0.0000

- 0.0020

0.062

(1.57)

0.010

(0.25)

0.062

(1.57)

0.250

MIN

(6.35)

1.218

(30.94)

± 0.015

MODEL 830 MODEL 860

ADD 1.010 (25.65) FOR 2 GANG UNIT

ADD 1.787 (45.39) FOR 2 GANG UNIT

± 0.010

± 0.010 TOLERANCES: OTHERWISE NOTED

DECIMALS ± 0.005 ANGLES ± 2°

SCHEMATIC

3/8 - 32 UNEF - 2A

12 3

MTG. FACE

0.812

(20.62)

± 0.031

Document Number: 57073

Revision 16-Jul-03

www.vishay.com

112

Model 830, 860

Vishay Spectrol

For technical questions, contact sfer@vishay.com

POWER RATING CHART

ENVIRONMENTAL SPECIFICATIONS

Vibration 10g thru 500 CPS

Shock 50g

Rotational Life 500,000 shaft revolution

Load Life 900 Hours

Temperature Range

- 55°C to + 125°C

Moisture Resistant –

Salt Spray 48 hours

Unit Units will be marked with Spectrol name and

Identification model no, resistance and resistance

tolerance, linearity, terminal identification,

and date code

MARKING

1 - 13/16” (46mm) Three and Ten Turn Wirewound

Precision Potentiometer

MATERIAL SPECIFICATIONS

Bushing Aluminum, nickel plated

Housing and Front Lid Molded glass filled thermoset

plastic

Rear Lid Molded glass filled nylon

Shaft Stainless steel, non magnetic,

non-passivated

Terminals Brass, plated for solderability

Mounting Hardware

Lock washer: Internal tooth Steel, nickel plated

Panel nut: Brass, nickel plated

MAXIMUM MAXIMUM

STANDARD CURRENT VOLTAGE WIRE

RESISTANCE RESO- OHMS AT 70

C ACROSS TEMP.

VALUES LUTION PER AMBIENT COIL COEF.

(

Ω

) (%) TURN (mA)(V) (ppm/

MODEL 860

20 0.044 0.009 632 13 800

50 0.027 0.014 400 20 800

100 0.024 0.024 283 28 800

200 0.028 0.056 200 40 180

500 0.023 0.115 126 63 20

1K 0.018 0.182 89 89 20

2K 0.020 0.402 63 126 110

5K 0.015 0.754 40 200 20

10K 0.013 1.23 28 283 20

20K 0.010 1.97 20 400 20

50K 0.007 3.69 13 632 20

100K 0.007 6.51 8.9 894 20

200K 0.005 9.63 5.0 1,000 20

500K 0.004 20.0 2.0 1,000 20

MODEL 830

20 0.094 0.019 387 8 800

50 0.074 0.037 245 12 800

100 0.071 0.071 173 17 180

200 0.072 0.145 122 25 20

500 0.064 0.320 77 39 110

1K 0.050 0.500 55 55 110

2K 0.047 0.948 39 77 20

5K 0.035 1.73 24 125 20

10K 0.029 2.92 17 176 20

20K 0.024 4.80 12 250 20

50K 0.017 8.31 8 375 20

100K 0.015 14.5 5 600 20

150K 0.013 20.0 4 750 20

RESISTANCE ELEMENT DATA

0 20 40 60 80 100 120 140

AMBIENT TEMPERATURE IN (°C)

RATED POWER IN (WATTS)

860

830

Legal Disclaimer Notice

Vishay

Document Number: 91000 www.vishay.com

Revision: 08-Apr-05 1

Notice

Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,

or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.

Information contained herein is intended to provide a product description only. No license, express or implied, by

estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's

terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express

or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness

for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.

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

Customers using or selling these products for use in such applications do so at their own risk and agree to fully

indemnify Vishay for any damages resulting from such improper use or sale.