3329W-1-251LF datasheet, PDF - EEWORLD Datasheet

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3329W-1-251LF: DescriptionTrimmer, Cermet, 0.5W, 250ohm, 10% +/-Tol, 1 Turn(s), 1/4 INCH, CYLINDRICAL, 3 PINS, ROHS COMPLIANT; CategoryPassive components The resistor; File Size210KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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3329W-1-251LF Overview

Trimmer, Cermet, 0.5W, 250ohm, 10% +/-Tol, 1 Turn(s), 1/4 INCH, CYLINDRICAL, 3 PINS, ROHS COMPLIANT

3329W-1-251LF Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Objectid	1654915508
package instruction	1/4 INCH, CYLINDRICAL, 3 PINS, ROHS COMPLIANT
Reach Compliance Code	compliant
Country Of Origin	Costa Rica
ECCN code	EAR99
Factory Lead Time	30 weeks
YTEOL	7.6
Actuator direction	HORIZONTAL
Actuator type	SCREW
JESD-609 code	e3
Installation features	THROUGH HOLE MOUNT
Number of terminals	3
number of turns	1
Maximum operating temperature	150 °C
Minimum operating temperature	-55 °C
Package shape	CYLINDRICAL PACKAGE
method of packing	TUBE
Rated power dissipation(P)	0.5 W
Rated temperature	85 °C
resistance	250 Ω
resistance law	LINEAR
Resistor type	TRIMMER
surface mount	NO
technology	CERMET
Terminal surface	MATTE TIN
Terminal shape	WIRE
Tolerance	10%

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VE S CO

AV R M

AI SIO PL

LA N IA

BL S NT

Features

1/4” Round / Single-Turn / Cermet

Industrial / Sealed

5 standard terminal styles

Tape and reel packaging available

Listed on the QPL for style RJ50 per

MIL-PRF-22097 and RJR50 per

High-Rel MIL-PRF-39035

RoHS compliant* version available

guidelines, click here

For trimmer applications/processing

Electrical Characteristics

Standard Resistance Range

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

(see standard resistance table)

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

(closer tolerance available)

Absolute Minimum Resistance

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

(whichever is greater)

Contact Resistance Variation

........................ 3.0 % or 3 ohms max.

(whichever is greater)

Adjustability

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

Resistance ............................ ±0.15 %

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

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

1,000 megohms min.

Dielectric Strength

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

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

Adjustment Angle ................. 240 ° nom.

Environmental Characteristics

Power Rating @ 85 °C (300 volts max.)

............................................... 0.5 watt

Power Rating @ 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)

except “P” pin style

Shock ......... 100 G (1 %

ΔTR;

1 %

ΔVR)

Load Life

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

(3 %

ΔTR;

3 % CRV)

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

(4 %

ΔTR;

4 % CRV)

Physical Characteristics

Mechanical Angle ................. 260 ° nom.

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

Stop Strength ................. 5.0 oz -in. min.

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

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

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

resistance code, date code,

manufacturer’s model number

and style

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

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

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

3329 - 1/4 ” Round Trimpot

Trimming Potentiometer

3329H

Product Dimensions

3329P-DK9-RC

2.54

(.100)

.38

(.015)

5.79

(.228)

2.54

(.100)

45° REF.

6.35 ± .51

(.250 ± .020)

ADJ. SLOT

2.79 ± .038

DIA.

(.110 ± ..001)

.64

WIDE

(.025)

.51

DEEP

(.020)

4.75 MIN.

(.187)

Ro VE LEA

HS RS D

C ION FRE

OM S E

PL AR

IA E

.46 ± .05

(.018 ± .002)

DIA. TYP.

90° ± 5°

4.57

(.180)

6.35 ± .51

(.250 ± .020)

6.78 ± 2.24

(.267 ± .088)

ADJ. SLOT

3.56 LONG

(.140)

.64

WIDE

(.025)

1.02

DEEP

(.040)

.43 ± .13

(.017 ± .005)

.46 ± .05

(.018 ± .002)

DIA. 3 PINS

3329P

2.54

(.100)

2.54

(.100)

2.54

(.100)

6.78 ± 2.24

(.267 ± .088)

2.54

(.100)

2.54

(.100)

2.54

(.100)

6.35 ± .51

(.250 ± .020)

5.82 ± .25

(.229 ± .010)

DIMENSIONS:

(INCHES)

0.25

TOLERANCES: ±

EXCEPT WHERE NOTED

(.010)

6.10

(.240)

CCW

3329S

5.08

(.200)

6.60

(.260)

.38

(.015)

2.54

(.100)

2.54

(.100)

CLOCKWISE

WIPER

8.38 ± .51

(.330 ± .020)

7.75 ± 2.97

(.305 ± .117)

2.54

(.100)

1 2 3

.89

(.035)

How To Order

Model

3329 M - 1 - 103 __ LF

3329W

5.08

(.200)

8.38 ± .51

(.330 ± .020)

6.60

(.260)

.38

(.015)

2.54

(.100)

2.54

(.100)

6.10

(.240)

Style

Standard or Modified

Product Indicator

-1 = Standard Product

-DK9 = Plastic Spacer

Resistance Code

Packaging Designator

Blank = Tube (Standard)

R = Tape and Reel (M and U Pin Styles

Only)

A = Ammo Pack (M and U Pin Styles Only)

Terminations

LF = 100 % Tin-plated (RoHS compliant)

Blank = 90 % Tin / 10 % Lead-plated

(Standard)

Consult factory for other available options.

Tape and reel material meets Antistatic ANSI/

ESD 5541-2003 packaging standards.

7.75 ± 2.97

(.305 ± .117) 2.54

(.100)

.89

(.035)

3329X

5.08

(.200)

8.38 ± .51

(.330 ± .020)

6.60

(.260)

.38

(.015)

2.54

(.100)

2.54

(.100)

6.10

(.240)

7.75 ± 2.97

(.305 ± .117) 2.54

(.100)

1 2 3

.89

(.035)

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

†“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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