3252L-1-500MLF datasheet, PDF - EEWORLD Datasheet

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3252L-1-500MLF: DescriptionRESISTOR, TRIMMER, CERMET, 25 TURN(S), 0.75 W, 10 ohm - 2000000 ohm; CategoryPassive components The resistor; File Size171KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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RESISTOR, TRIMMER, CERMET, 25 TURN(S), 0.75 W, 10 ohm - 2000000 ohm

3252L-1-500MLF Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Bourns
package instruction	1/2 INCH, SQUARE, 3 PINS, ROHS COMPLIANT
Reach Compliance Code	compliant
ECCN code	EAR99
Actuator direction	HORIZONTAL
Actuator type	SCREW
structure	Rectangular
gang number	1
JESD-609 code	e3
Installation features	PANEL MOUNT
Number of terminals	3
number of turns	25
Maximum operating temperature	150 °C
Minimum operating temperature	-65 °C
Package height	12.7 mm
Package length	12.7 mm
Package form	Panel Mount
Package width	4.75 mm
method of packing	BULK
Rated power dissipation(P)	0.75 W
Rated temperature	85 °C
resistance	50 Ω
resistance law	LINEAR
Resistor type	TRIMMER
rotation angle	9000 deg
surface mount	NO
technology	CERMET
Temperature Coefficient	100 ppm/°C
Terminal surface	Matte Tin (Sn)
Terminal shape	FLEXIBLE WIRE
Tolerance	10%
Operating Voltage	400 V

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V SC

AV ER OM

AI SIO PL

LA N IA

BL S NT

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

Standard Resistance Range

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

(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

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

(whichever is greater)

Adjustability

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

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

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

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

1,000 megohms min.

Dielectric Strength

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

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

Eﬀective Travel .................25 turns nom.

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

Temperature Coeﬃcient ... ±100 ppm/°C

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

(pin styles only)

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

96 hours (1 %

ΔTR;

100 Megohms IR)

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

ΔTR;

1 %

ΔVR)

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

ΔTR;

1 %

ΔVR)

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

..................(3 %

ΔTR;

3 % or 3 ohms,

whichever is greater, CRV)

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

(2 %

ΔTR;

3 % or 3 ohms,

whichever is greater, CRV)

Physical Characteristics

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

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

Terminals Solderable printed circuit pins

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.

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

WARNING

Cancer and Reproductive Harm

www.P65Warnings.ca.gov

Product Dimensions

3252P

Common Dimensions

(Pin Styles)

12.7

TYP.

(.500)

ADJ. SLOT

2.03 ± .38

DIA.

(.080 ± .015)

.64

WIDE

(.025)

.50

DEEP

(.020)

12.7

TYP.

(.500)

.71 ± .08

(.028 ± .003) DIA. TYP.

1 3

2.54

(.100)

How To Order

3252 L - 1 - 103 M LF

Model

Style

Standard or Modiﬁed

Product Indicator

-1 = Standard Product

Resistance Code

Optional Suﬃx Letter

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.

13.21

TYP.

(.520)

1.98 DIA. THRU

(.078) (2 PLACES)

1.78

(.070)

5.59

(.220)

1.52

(.060)

TYP.

2.54

(.100)

13.34 ± .64

(.525 ± .025)

6.35

(.250)

2.54

6.35

(.100) (.250)

Standard Resistance Table

Resistance

(Ohms)

100

200

500

1,000

2,000

5,000

10,000

20,000

25,000

50,000

100,000

200,000

500,000

1,000,000

2,000,000

Resistance

Code

100

200

500

101

201

501

102

202

502

103

203

253

503

104

204

504

105

205

3252W

5.59

(.220)

2.54

(.100)

1 3

2.79

(.110)

2.54

(.100)

6.35

(.250)

3252L

2.36 TYP.

(.093)

13.21

(.520)

1.52

(.060)

12.70

(.500)

LENGTH

.89

TYP.

(.035)

152.4

MIN.

(6.00)

4.75

(.187)

1.52

(.060)

Popular values listed in boldface. Special

resistances available.

12.70

(.500)

RED

YELLOW

CCW

WIPER

CLOCKWISE

GREEN

3252X

2.54

(.100)

1 3

5.59

(.220)

2.54

(.100)

1.78

(.070)

DIMENSIONS:

TOLERANCES: ±

0.25

(.010)

(INCHES)

EXCEPT WHERE NOTED

6.35

(.250)

REV. 04/14

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

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

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

Speciﬁcations are subject to change without notice. Users should verify actual device performance in their speciﬁc

applications. The products described herein and this document are subject to speciﬁc legal disclaimers as set forth on the

last page of this document, and at

www.bourns.com/docs/legal/disclaimer.pdf.

3252L-1-500MLF Related Products

	3252L-1-500MLF	3252	3252L-1-200MLF	3252L-1-204MLF
Description	RESISTOR, TRIMMER, CERMET, 25 TURN(S), 0.75 W, 10 ohm - 2000000 ohm	RESISTOR, TRIMMER, CERMET, 25 TURN(S), 0.75 W, 10 ohm - 2000000 ohm	RESISTOR, TRIMMER, CERMET, 25 TURN(S), 0.75 W, 10 ohm - 2000000 ohm	RESISTOR, TRIMMER, CERMET, 25 TURN(S), 0.75 W, 10 ohm - 2000000 ohm
Installation features	PANEL MOUNT	PANEL MOUNT; THROUGH HOLE MOUNT	PANEL MOUNT	PANEL MOUNT
Number of terminals	3	3	3	3
Maximum operating temperature	150 °C	150 Cel	150 °C	150 °C
Minimum operating temperature	-65 °C	-65 Cel	-65 °C	-65 °C
Rated temperature	85 °C	85 Cel	85 °C	85 °C
Resistor type	TRIMMER	TRIMMER	TRIMMER	TRIMMER
Terminal shape	FLEXIBLE WIRE	FLEXIBLE WIRE; WIRE	FLEXIBLE WIRE	FLEXIBLE WIRE
Is it lead-free?	Lead free	-	Lead free	Lead free
Is it Rohs certified?	conform to	-	conform to	conform to
Maker	Bourns	-	Bourns	Bourns
package instruction	1/2 INCH, SQUARE, 3 PINS, ROHS COMPLIANT	-	1/2 INCH, SQUARE, 3 PINS, ROHS COMPLIANT	1/2 INCH, SQUARE, 3 PINS, ROHS COMPLIANT
Reach Compliance Code	compliant	-	not_compliant	not_compliant
ECCN code	EAR99	-	EAR99	EAR99
Actuator direction	HORIZONTAL	-	HORIZONTAL	HORIZONTAL
Actuator type	SCREW	-	SCREW	SCREW
structure	Rectangular	-	Rectangular	Rectangular
gang number	1	-	1	1
JESD-609 code	e3	-	e3	e3
number of turns	25	-	25	25
Package height	12.7 mm	-	12.7 mm	12.7 mm
Package length	12.7 mm	-	12.7 mm	12.7 mm
Package form	Panel Mount	-	Panel Mount	Panel Mount
Package width	4.75 mm	-	4.75 mm	4.75 mm
method of packing	BULK	-	BULK	BULK
Rated power dissipation(P)	0.75 W	-	0.75 W	0.75 W
resistance	50 Ω	-	20 Ω	200000 Ω
resistance law	LINEAR	-	LINEAR	LINEAR
rotation angle	9000 deg	-	9000 deg	9000 deg
surface mount	NO	-	NO	NO
technology	CERMET	-	CERMET	CERMET
Temperature Coefficient	100 ppm/°C	-	100 ppm/°C	100 ppm/°C
Terminal surface	Matte Tin (Sn)	-	Matte Tin (Sn)	Matte Tin (Sn)
Tolerance	10%	-	10%	10%
Operating Voltage	400 V	-	400 V	400 V

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