3700S-1-203 Bourns Inc., 3700S-1-203 Datasheet

3700S-1-203

Manufacturer Part Number

3700S-1-203

Description

Precision Potentiometers 1/2 WW 10TURNS 20KOHMS 0.25%

Manufacturer

Bourns Inc.

Type

Potentiometerr

Datasheet

1.3700S-1-203.pdf (1 pages)

Specifications of 3700S-1-203

Resistance

20kohm

Power Rating

Tolerance (+ Or -)

Number Of Turns

10Turn

Technology

Wirewound

Mounting Style

Panel

Termination Style

Solder Lug

Operating Temp Range

1C to 125C

Failure Rate

Not Required

Shaft Diameter (mm)

2.37mm

Product Diameter (mm)

Not Requiredmm

Product Length (mm)

42.86mm

Product Height (mm)

Not Requiredmm

Product Depth (mm)

15.88mm

Temperature Coefficient

±50

Tolerance

5 %

Element Type

Wire Wound

Shaft Type

Slotted

Shaft Length

17.46 mm

Shaft Diameter

2.37 mm

Dimensions

22.230 mm Dia. x 25.4 mm L

Product

Precision Potentiometers

Voltage Rating

1000 Volts

Lead Free Status / RoHS Status

Not Compliant

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Standard Resistance Range ..............100 to 100 K ohms ..................1 K to 100 K ohms

Total Resistance Tolerance ................±5 % ........................................±10 %

Independent Linearity ........................±0.25 % ....................................±0.25 %

Effective Electrical Angle ....................3600 ° +10 °, -0 ° ....................3600 ° +10 °, -2 °

Absolute Minimum Resistance/..........1 ohm or 0.1 % maximum........Minimum voltage

Noise ..................................................500 ohms ENR maximum ........Output smoothness 0.1 %

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

Power Rating (Voltage Limited By Power Dissipation or 315 VAC, Whichever Is Less)

Insulation Resistance (500 VDC) ........1,000 megohms minimum ........1,000 megohms minimum

Resolution ............................................See recommended part nos. ....Essentially infinite

Operating Temperature Range ..........+1 °C to +125 °C ......................+1 °C to +105 °C

Storage Temperature Range ..............-65 °C to +125 °C ....................-55 °C to +105 °C

Temperature Coefficient Over

Vibration..............................................20 G ..........................................20 G

Shock..................................................100 G ........................................100 G

Load Life ............................................1,000 hours, 1 watt ..................1,000 hours, 1 watt

Rotational Life (No Load)....................1,000,000 shaft revolutions

Moisture Resistance (MIL-STD-202, Method 103, Condition B)

IP Rating ............................................IP 40 ........................................IP 40

Stop Strength ...............................................................................................14 N-cm (20 oz-in.) minimum

Mechanical Angle ......................................................................................................3600 ° +20 °, -0 °

Torque (Starting & Running)......................................................................0.45 N-cm (0.6 oz.-in.) max.

Shaft Runout..................................................................................................0.05 mm (0.002 in.) T.I.R.

Lateral Runout ...............................................................................................0.13 mm (0.005 in.) T.I.R.

Shaft End Play ...............................................................................................0.13 mm (0.005 in.) T.I.R.

Shaft Radial Play ...........................................................................................0.08 mm (0.003 in.) T.I.R.

Pilot Diameter Runout ...................................................................................0.05 mm (0.002 in.) T.I.R.

Backlash ........................................................................................................................1.0 ° maximum

Weight..................................................................................................................Approximately 28 gm

Terminals............................................Gold-plated solderlugs (3700) or gold-plated turret lugs (3701)

Soldering Condition

Marking .................................................Manufacturer’s name and part number, resistance value and

Ganging (Multiple Section Pots.) .................................................................................1 cup maximum

Hardware ...................................................One lockwasher (H-37-1) and one mounting unit (H-38-1)

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

Consult manufacturer for complete specification details.

3700S-1-102L

3700S-1-202L

3700S-1-502L

3700S-1-103L

Recommended Part Numbers

Part Number

Electrical Characteristics

Environmental Characteristics

Mechanical Characteristics

Minimum Voltage

Sea Level........................................1,000 VAC minimum ................1,000 VAC minimum

+70 °C ............................................1 watt........................................1 watt

+125 °C ..........................................0 watt........................................0 watt

Storage Temperature Range

Wiper Bounce ................................0.1 millisecond maximum ........0.1 millisecond maximum

Total Resistance Shift ....................±2 % maximum ........................±5 % maximum

Total Resistance Shift ....................±5 % maximum ........................±5 % maximum

Total Resistance Shift ....................±2 % maximum ........................±5 % maximum

Mounting.....................................................................................170-200 N-cm (15-18 lb.-in.) max.

Manual Soldering................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire

Wave Soldering ........................................................96.5Sn/3.0Ag/0.5Cu solder with no-clean flux

Wash processes ..................................................................................................Not recommended

Resistance (Ω)

10,000

1,000

2,000

5,000

........±50 ppm/°C maximum/unit ......±100 ppm/°C maximum/unit

Resolution

0.43

0.35

0.34

0.26

3700 Wirewound Element 3701 Hybritron

(whichever is greater)

tolerance, linearity tolerance, wiring diagram, and date code

3700/3701 - Precision Potentiometer

Features

■

Bushing mount

Excellent resolution

Non-standard features and specifications

available

Small diameter

High rotational life

3701H-1-102L

3701H-1-202L

3701H-1-502L

3701H-1-103L

Part Number

is shipped with each potentiometer.

370 °C (700 °F) max. for 3 seconds

260 °C (500 °F) max. for 5 seconds

....4,000,000 shaft revolutions

0.2 % maximum

maximum

Resistance (Ω)

10,000

1,000

2,000

5,000

Customers should verify actual device performance in their specific applications.

Element

*RoHS Directive 2002/95/EC Jan 27 2003 including Annex

(.032)

3700S-1/3701H-1

ADJUSTMENT SLOT

BOLDFACE LISTINGS ARE IN STOCK AND READILY

AVAILABLE THROUGH DISTRIBUTION.

FOR OTHER OPTIONS CONSULT FACTORY.

RoHS IDENTIFIER:

.81 WIDE X

BLANK = NON-COMPLIANT

Product Dimensions

(7/16)

11.11

(.13)

3.30

Specifications are subject to change without notice.

L = COMPLIANT

CCW

(1.00 ± .02)

(.875 ± .015)

25.40 ± .51

(.032 ± .010)

22.23 ± .38

TOLERANCES: EXCEPT WHERE NOTED

DECIMALS: .XX ±

FRACTIONS: ±1/64

DIMENSIONS:

STANDOFFS

LOCKWASHER AND MOUNTING NUT

TO BE SUPPLIED WITH EACH UNIT

.81 ± .25 DEEP

(.06)

(9/32)

1.52

15.54

(.612)

.28

CCW

1/4"-32-UNEF-2ATHD

DIA.

(IN)

(.010),

.25

.XXX ±

7 ° ± 2 °

90 ° ± 5 °

(.48)

(.0935+.0000/-.0003)

12.2

(.010)

(1/2)

12.7

.25

(.005)

(.281+.000/-.002)

(3/8)

2.37 + .00/- .01

9.53

.13

(11/16 ± 1/32)

7.14 + .00/- .01

12.70

(.500)

MOUNTING

SURFACE

17.46 ± .80

X 45 ° CHAMFER

REV. 06/09

11.81

(.465)

DIA.

WIPER

DIA.

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