3266W-1-254ALF datasheet, PDF - EEWORLD Datasheet

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3266W-1-254ALF: DescriptionINTERCONNECTION DEVICE; CategoryThe connector; File Size147KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com

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3266W-1-254ALF Overview

INTERCONNECTION DEVICE

3266W-1-254ALF Parametric

Parameter Name	Attribute value
Lead-free	Yes
EU RoHS regulations	Yes
state	ACTIVE
Connector type	interconnection device
Manufacturer Series	3266W-1-254ALF

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VE S CO

AV R M

AI SIO PL

LA N IA

BL S NT

Features

■

Multiturn

/ Cermet / Industrial / Sealed

■

Standoffs allow thorough PC board

washing

■

Tape and reel packaging available

■

Patent #4427966 drive mechanism

■

RoHS compliant* version available

3266 - 1/4 ” Square Trimming Potentiometer

Electrical Characteristics

Standard Resistance Range

....................................10 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.....................................±0.02 %

Resistance ...............................±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 +150 °C

Temperature Coefficient ....±100 ppm/°C

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

†

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

96 hours (2 %

∆TR,

10 Megohms IR)

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

∆TR;

1 %

∆VR)

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

∆TR;

1 %

∆VR)

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

(3 %

∆TR;

3 % CRV)

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

(4 %

∆TR;

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

3266W

Common Dimensions

1.24 ±.25**

(.049 ±.010)

3266Y

4.50 ±.38

(.177 ±.015)

6.71 ±.38

TYP.

(.264 ±.015)

ADJ. SLOT

1.78 DIA.

(.070)

.51

WIDE

(.020)

1.22 ±.25

.64

(.048 ±.010) X

DEEP

(.025)

1 2 3

.46 ±.13

(.018 ±.005)

.46 ±.03

DIA.**

(.018 ±.001)

2.54

2.54 (.100)

.76** (.100)

(.030)

3266Z

1.02

(.040)

3266P

1.52

(.06)

0.76 ± .25

(.030 ± .010)

1 2 3

4.42 ± .51

(.174 ±.020)

4.32

(.170)

2.54

(.100)

1.24 ±.25**

(.049 ±.010)

6.71 ±.38

(.264 ±.015)

4.50 ±.38**

(.177 ±.015)

7.24 ±.51

TYP.**

(.285 ±.020)

4.78 ±.38**

(.188 ±.015)

1.22 ±.25

(.048 ±.010)

0.46 ±.13

MIN.

(.018 ±.005)

1 2 3

1.02

(.040 )

6.85 ±.51

(.270 ±.020)

2.54

(.100)

3.18

(.125)

7.24 ±.51

(.285 ±.020)

2.54

(.100)

2.16

(.085)

1.24 ±.25**

(.049 ±.010)

4.50 ±.38

(.177 ±.015)

1.02

(.040)

0.38

MIN.

(.015)

1 2 3

1.22 ±.25

(.048 ±.010)

1.02 ±.25

(.040 ±.010)

4.50 ±.38

(.177 ±.015)

6.85 ±.51

(.270 ±.020)

2.54 ± .25

(.100 ± .010)

2.54 ± .25

(.100 ± .010)

6.48 ±.51

(.255 ±.020)

2.54 ± .25

(.100 ± .010)

4.32

(.170)

2.54

(.100)

2.54

(.100)

3266X

1.02

(.040)

1.24 ±.25

(.049 ±.010)

2.16

(.085)

3.18

(.125)

TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED

DIMENSIONS ARE:

(INCHES)

1 2 3

2.54

(.100)

2.54

(.100)

1.02

(.040)

1.22 ±.25

(.048 ±.010)

.46 ±.13

MIN.**

(.018 ±.005)

2.54

(.100)

.76

(.030)

How to Order

3266 W - 1 - 103 __ LF

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.

**COMMON DIMENSIONS

CCW

WIPER

CLOCKWISE

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

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

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

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