3266P-1-500ALF datasheet, PDF - EEWORLD Datasheet

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3266P-1-500ALF: DescriptionTRIMMER 6.35MM CERMET MEHR 10R 0.25W; File Size378KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com

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3266P-1-500ALF Overview

TRIMMER 6.35MM CERMET MEHR 10R 0.25W

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Features

Multiturn / Cermet / Industrial / Sealed

washing

Tape and reel packaging available

RoHS compliant* version available

For trimmer applications/processing

guidelines, click here

Standoffs allow thorough PC board

3266 - 1/4 ” Square Trimpot

Trimming Potentiometer

Product Dimensions

1.27 ± .25**

(.050 ± .010)

4.50 ± .38

(.177 ± .015)

1.27 ± .38**

(.050 ± .015)

6.71 ± .38

(.264 ± .015)

Electrical Characteristics

Standard Resistance Range

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

(see standard resistance table)

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

Absolute Minimum Resistance

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

(whichever is greater)

Contact Resistance Variation

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

(whichever is greater)

Adjustability

Voltage Divider ...................... ±0.02 %

Rheostat ................................ ±0.05 %

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

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

1,000 megohms min.

Dielectric Strength

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

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

Effective Travel .................12 turns nom.

Environmental Characteristics

Power Rating (300 volts max.)

70 °C .................................... 0.25 watt

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

Temperature Range ... -55 °C to +125 °C

Temperature Coefficient ... ±100 ppm/°C

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

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

96 hours (2 %

ΔTR,

10 Megohms IR)

Vibration ....... 30 G (1 %

ΔTR;

1 %

ΔVR)

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

ΔTR;

1 %

ΔVR)

Load Life...1,000 hours 0.25 watt 70 °C

(3 %

ΔTR;

3 % CRV)

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

(4 %

ΔTR;

3 % or 3 ohms,

whichever is greater, CRV)

Physical Characteristics

Torque............................. 3.0 oz-in. max.

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

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

Weight ..................................... 0.015 oz.

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

trademark, resistance code,

wiring diagram, date code,

manufacturer’s model

number and style

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

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

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

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

Ro VE LEA

HS RS D

C ION FRE

OM S E

PL AR

IA E

4.50 ± .38**

(.177 ± .015)

7.24 ± .51

TYP.**

(.285 ± .020)

4.88 ± .51**

(.192 ± .020)

6.71 ± .38

TYP.

(.264 ± .015)

ADJ. SLOT

1.78 DIA.

(.070)

.51

WIDE

(.020)

1.22 ± .25

.64

DEEP

(.048 ± .010) X

(.025)

.46 ± .03**

(.018 ± .001)

.46 ±.03

DIA.**

(.018 ±.001)

2.54

2.54 (.100)

.76** (.100)

(.030)

1.22 ± .25**

(.048 ± .010)

.46 ± .03**

(.018 ± .001)

1.02

(.040)

1 2 3

7.24 ± .51

(.285 ± .020)

2.54

(.100)

1 2 3

4.50

(.177)

2.54

(.100)

2.54

(.100)

1.02

(.040)

1.27 ± .25**

(.050 ± .010)

0.76 ± .25

(.030 ± .010)

2.16

(.085)

1.27 ± .25**

(.050 ± .010)

1 2 3

4.50 ± .38

(.177 ± .015)

4.31 ± .38

(.170 ± .015)

1.02

(.040)

1.22 ± .25**

(.048 ± .010)

1.22 ± .25**

(.048 ± .010)

.46 ± .03**

(.018 ± .001)

1 2 3

7.24 ± .51

(.850 ± .020)

2.54

(.100)

2.54 ± .25

(.100 ± .010)

2.54 ± .25

(.100 ± .010)

6.78 ± .51

(.267 ± .020)

2.54 ± .25

(.100 ± .010)

4.50 ± .38

(.177 ± .015)

2.54

(.100)

2.16

(.085)

1.02

(.040)

1.27 ± .25

(.050 ± .010)

How To Order

1 2 3

2.54

(.100)

2.54

(.100)

1.02

(.040)

1.22 ± .25

(.048 ± .010)

.46 ± .03**

(.018 ± .001)

2.54

(.100)

.76

(.030)

**Common dimensions

DIMENSIONS:

(INCHES)

0.25

TOLERANCES: ±

EXCEPT WHERE NOTED

(.010)

CCW

WIPER

CLOCKWISE

*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.

Model

Style

Standard or Modified

Product Indicator

-1 = Standard Product

Resistance Code

Packaging Designator

Blank = Tube (Standard)

R = Tape and Reel (Z and Y Pin Styles

Only)

A = Ammo Pack (Z and Y 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.

3266 W - 1 - 103 __ LF

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