3339H-1-105 查看數據表（PDF） - Bourns, Inc

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3339H-1-105

Trimmer Resistors - Through Hole 1K 5/16

Bourns, Inc 

*RoHS VCEOARMVSAPIOILLINAASBNLTE

Features

■ Four-Turn / Cermet / Industrial / Sealed

■ Unique planetary drive offers precise wiper

setting of a multiturn in a single-turn

package size

■ Top and side adjust styles

■ RoHS compliant* version available

■ For trimmer applications/processing

guidelines, click here

3339 - 5/16 ” Round Trimpot® Trimming Potentiometer

Electrical Characteristics

Product Dimensions

2 WIPER

Standard Resistance Range

................................. 10 to 1 megohm

(see standard resistance table)

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

(tighter tolerance available)

Absolute Minimum Resistance

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

(whichever is greater)

Contact Resistance Variation

........................... 3 % or 3 ohms max.

(whichever is greater)

Adjustability

Voltage .................................. ±0.05 %

Resistance .............................. ±0.1 %

Resolution ................................... Infinite

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

1,000 megohms min.

Dielectric Strength

Sea Level................................ 600 vac

80,000 Feet ............................ 250 vac

Effective Travel ...................4 turns nom.

3339H

Common Dimensions

(Top Adjust)

ADJ. CROSS SLOT

2.54

(.100)

LONG

X

.64

(.025)

WIDE

X

(2 PLACES)

4.78 MIN.

(.188)

6.35

(.250)

.76

(.030)

DEEP

X

2.54 ± .025

(.10 ± .01) 1

90° ± 1°

REF.

.38

(.015)

3

.51

(.020)

7.62 DIA. .43 ± .05

(.300) (.017 ± .002)

DIA.

2

2.54 ± .025

(.10 ± .01)

3339P

6.35

(.250)

2.54

(.100)

2.54

(.100)

1

2.54

(.100)

CCW 1

CLOCKWISE

3 CW

DIMENSIONS:

TOLERANCES: ±

0.25

(.010)

MM

(INCHES)

EXCEPT WHERE NOTED

How To Order

3339 H - 1 - 103 LF

Model

Style

Standard or Modified

Product Indicator

-1 = Standard Product

Resistance Code

Terminations

LF = 100 % Tin-plated (RoHS compliant)

Blank = 90 % Tin / 10 % Lead-plated

Environmental Characteristics

Power Rating (300 volts max.)

85 °C ...................................... 0.5 watt

150 °C ....................................... 0 watt

Temperature Range ... -55 °C to +150 °C

Temperature Coefficient ... ±100 ppm/°C

Seal Test ......................85 °C Fluorinert†

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

96 hours

(3 % ΔTR, 10 Megohms IR)

Vibration ....... 30 G (1 % ΔTR; 1 % ΔVR)

Shock ......... 100 G (1 % ΔTR; 1 % ΔVR)

Load Life ..1,000 hours 0.5 watt @ 85 °C

(3 % ΔTR; 3 % or 3 ohms,

whichever is greater, CRV)

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

(3 % ΔTR; 3 % or 3 ohms,

whichever is greater, CRV)

Physical Characteristics

Torque................................ 3 oz-in. max.

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

Terminals .......................Solderable pins

7.62

(.300)

DIA.

.51

(.020)

2

3

3339S

Common Dimensions (Side Adjust)

7.62

(.300)

DIA.

.64

(.025)

8.13 ± .38

(.320 ± .015)

8.00 ± .38

(.315 ± .015)

5.97

(.235)

9.53 ± .38

(.375 ± .015)

MIN.

4.75

(.187)

5.54 ± .38

(.218 ± .015)

.38

(.015) MIN.

2

.43 ± .05

(.017 ± .002)

DIA.

1

2.54

(.100)

4.57

(.180)

3 2.54

(.100)

5.08

(.200)

3339W

8.00 ± .38

(.315 ± .015)

5.97

(.235)

(Standard)

Consult factory for other available options.

Standard Resistance Table

Resistance

(Ohms)

10

20

50

100

200

500

1,000

2,000

5,000

10,000

20,000

25,000

50,000

100,000

200,000

250,000

500,000

1,000,000

Resistance

Code

100

200

500

101

201

501

102

202

502

103

203

253

503

104

204

254

504

105

Popular distribution resistance values listed in

boldface. Special resistances available.

Weight ....................................... 0.02 oz.

Marking........................... Manufacturer’s

9.53 ± .38

(.375 ± .015)

trademark, resistance code,

wiring diagram, date

code, manufacturer’s

.64

(.025)

model number and style

5.54 ± .38

(.218 ± .015)

.38

(.015) MIN. 2

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

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

Standard Packaging .....50 pcs. per tube

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

REV. 10/14

8.13 ± .38

(.320 ± .015)

1

2.54

(.100)

5.08

(.200)

4.57

(.180)

2.54

3 (.100)

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

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

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

Specifications 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 specific applications.

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