3252X-1-504M【PDF 1/1 页】TRIMMER 500K OHM 0.75W TH

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Sheet目录792

[1页]

Features

■ Multiturn / Cermet / Sealed

■ Listed on the QPL for style RJ22 per

MIL-R-22097

■ Panel mount option available

■ RoHS compliant* version available

■ For trimmer applications/processing

guidelines, click here

3252 - 1/2 ” Square Trimpot ? Trimming Potentiometer

Electrical Characteristics

Product Dimensions

How To Order

Standard Resistance Range

................................10 to 2 megohms

(see standard resistance table)

3252P

Common Dimensions

(Pin Styles)

12.7

(.500)

TYP.

Model

3252 L - 1 - 103 M LF

TYP.

(.025)

(.020)

Resistance Tolerance ........... ±10 % std.

(tighter tolerance available)

Absolute Minimum Resistance

........................... 1 % or 2 ohms max.

(whichever is greater)

Contact Resistance Variation

........................... 1 % or 2 ohms max.

13.21

(.520)

1.98 DIA. THRU

(.078) (2 PLACES)

12.7

(.500)

ADJ. SLOT

2.03 ± .38

(.080 ± .015)

.64

WIDE

.50

DEEP

TYP.

DIA.

Style

Standard or Modi?ed

Product Indicator

-1 = Standard Product

Resistance Code

Optional Su? x Letter

6.35

(whichever is greater)

Adjustability

Voltage .................................. ±0.01 %

Resistance ............................ ±0.05 %

Resolution ................................... In?nite

Insulation Resistance ............... 500 vdc.

1,000 megohms min.

Dielectric Strength

Sea Level............................. 1,000 vac

80,000 Feet ............................ 400 vac

E?ective Travel .................25 turns nom.

1.78

(.070)

5.59

(.220)

1.52

(.060)

13.34 ± .64

(.525 ± .025)

TYP.

.71 ± .08

(.028 ± .003) DIA. TYP.

1 3

6.35

(.250)

2.54

(.100)

2.54

(.100)

2.54

(.100) (.250)

M = Panel Mount

(Factory Installed)

Terminations

LF = 100 % Tin-plated (RoHS compliant)

Blank = 90 % Tin / 10 % Lead-plated

(Standard)

Consult factory for other available options.

Standard Resistance Table

Resistance Resistance

Environmental Characteristics

Power Rating @ 85 °C (400 volts max.)

............................................. 0.75 watt

Power Rating @ 150 °C ................ 0 watt

Temperature Range ... -65 °C to +150 °C

3252W

5.59

(.220)

2.54

(.100)

1 3

2.79

(.110)

2.54

(.100)

(Ohms)

100

200

500

Code

100

200

500

101

201

501

Temperature Coe? cient ... ±100 ppm/°C

1,000

102

LENGTH MIN.

Seal Test ......................85 °C Fluorinert?

(pin styles only)

Humidity ......MIL-STD-202 Method 103;

96 hours (1 % Δ TR; 100 Megohms IR)

Vibration ....... 30 G (1 % Δ TR; 1 % Δ VR)

Shock ......... 100 G (1 % Δ TR; 1 % Δ VR)

Load Life ... 1,000 hours 0.75 watt @ 85 °C

..................(3 % Δ TR; 3 % or 3 ohms,

whichever is greater, CRV)

Rotational Life .......................200 cycles

(2 % Δ TR; 3 % or 3 ohms,

whichever is greater, CRV)

3252L

13.21

(.520)

1.52

(.060)

4.75

(.187)

12.70

(.500)

6.35

(.250)

2.36 TYP.

(.093)

.89

TYP.

(.035)

152.4

(6.00)

2,000 202

5,000 502

10,000 103

20,000 203

25,000 253

50,000 503

100,000 104

200,000 204

500,000 504

1,000,000 105

2,000,000 205

Popular values listed in boldface. Special

resistances available.

Physical Characteristics

1.52

12.70

RED

WIPER

Torque............................. 5.0 oz-in. max.

Mechanical Stops ................. Wiper idles

Terminals Solderable printed circuit pins

(.060)

(.500)

YELLOW

CCW

CLOCKWISE

GREEN

Flexible leads ......(7 strands of 30 AWG)

Weight ..................................... 0.065 oz.

Wiper ............... 50 % (Actual TR) ±10 %

Flammability ..........................U.L. 94V-0

Machine Screw Mounting

Torque.............................. 12 oz-in. max.

3252X

2.54

(.100)

1 3

5.59

(.220)

2.54

(.100)

1.78

(.070)

DIMENSIONS:

0.25

TOLERANCES: ±

(.010)

(INCHES)

EXCEPT WHERE NOTED

Marking.........Manufacturer’s trademark,

resistance code, wiring diagram,

date code, manufacturer’s model

number and style

Standard Packaging

X, P&W Styles ...........25 pcs. per tube

L Style ........................25 pcs. per bag

Adjustment Tool..............................H-90

6.35

(.250)

REV. 04/14

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

“Trimpot” is a registered trademark of Bourns, Inc.

?“Fluorinert” is a registered trademark of 3M Co.

Speci?cations are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their speci?c applications.

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