3252L-1-103LF Bourns Inc., 3252L-1-103LF Datasheet
3252L-1-103LF
Manufacturer Part Number
3252L-1-103LF
Description
TRIMMER-1/2" SQ MT CERMET
Manufacturer
Bourns Inc.
Datasheet
1.Q23582.pdf
(1 pages)
Specifications of 3252L-1-103LF
Resistance
10 KOhms
Tolerance
10 %
Power Rating
0.75 Watt (3/4 Watt)
Element Type
Cermet
Product
Trimmer Resistors - Multi Turn
Termination Style
Radial
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Electrical Characteristics
Standard Resistance Range
Resistance Tolerance ........... ±10 % std.
Absolute Minimum Resistance
Contact Resistance Variation
Adjustability
Resolution ................................... Infi nite
Insulation Resistance ............... 500 vdc.
Dielectric Strength
Effective Travel .................25 turns nom.
Environmental Characteristics
Power Rating @ 85 °C (400 volts max.)
Power Rating @ 150 °C ................ 0 watt
Temperature Range ... -65 °C to +150 °C
Temperature Coeffi cient ... ±100 ppm/°C
Seal Test ......................85 °C Fluorinert†
Humidity ......MIL-STD-202 Method 103;
Vibration ....... 30 G (1 % ΔTR; 1 % ΔVR)
Shock ......... 100 G (1 % ΔTR; 1 % ΔVR)
Load Life ... 1,000 hours 0.75 watt @ 85 °C
Rotational Life .......................200 cycles
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,
Standard Packaging
Adjustment Tool ..............................H-90
*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.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
Voltage .................................. ±0.01 %
Resistance ............................ ±0.05 %
Sea Level............................. 1,000 vac
80,000 Feet ............................ 400 vac
X, P&W Styles ...........25 pcs. per tube
L Style ........................25 pcs. per bag
96 hours (1 % ΔTR; 100 Megohms IR)
................................10 to 2 megohms
........................... 1 % or 2 ohms max.
........................... 1 % or 2 ohms max.
............................................. 0.75 watt
..................(3 % ΔTR; 3 % or 3 ohms,
date code, manufacturer’s model
resistance code, wiring diagram,
(see standard resistance table)
(tighter tolerance available)
whichever is greater, CRV)
(2 % ΔTR; 3 % or 3 ohms,
whichever is greater, CRV)
(whichever is greater)
(whichever is greater)
1,000 megohms min.
number and style
(pin styles only)
(.078)
1.98
Features
■
■
■
■
■
3252P
Common Dimensions
(Pin Styles)
3252W
3252L
3252X
TOLERANCES: ±
3252 - 1/2 ” Square Trimpot
(.070)
(.525 ± .025)
(.220)
13.21
(.520)
(.060)
13.34 ± .64
1.78
5.59
1.52
Product Dimensions
Multiturn / Cermet / Sealed
Listed on the QPL
MIL-R-22097
Panel mount option available
RoHS compliant* version available
For trimmer applications/processing
guidelines,
(.060)
DIA. THRU
(2 PLACES)
1.52
TYP.
(.220)
(.187)
5.59
4.75
(.520)
13.21
DIMENSIONS:
(.060)
1.52
TYP.
(.500)
12.70
click here
(.028 ± .003) DIA. TYP.
2
(.010)
0.25
.71 ± .08
1 3
(.100)
2.54
for style
(.100)
LENGTH
2.54
2
12.70
(.500)
2
(INCHES)
1 3
(.100)
EXCEPT WHERE NOTED
2.54
MM
(.220)
(.250)
5.59
1
6.35
(.500)
(.500)
12.7
12.7
(6.00)
152.4
3
(.250)
RJ22
6.35
(.070)
(.250)
1.78
(.110)
(.100)
X
X
2.79
6.35
TYP.
2.54
TYP.
ADJ. SLOT
(.080 ± .015)
(.025)
(.020)
(.100)
2.54
2.03 ± .38
.64
.50
(.035)
MIN.
.89
per
(.100)
2.54
(.093)
2.36
WIDE
DEEP
(.250)
TYP.
6.35
(.100)
2.54
TYP.
DIA.
®
Trimming Potentiometer
Model
Style
Standard or Modifi ed
Product Indicator
Resistance Code
Optional Suffi x Letter
Terminations
Consult factory for other available options.
Popular values listed in boldface. Special
resistances available.
How To Order
YELLOW
CCW
-1 = Standard Product
M = Panel Mount
LF =
Blank = 90 % Tin / 10 % Lead-plated
Standard Resistance Table
Resistance
(Factory Installed)
1,000,000
2,000,000
100,000
200,000
500,000
(Ohms)
10,000
20,000
25,000
50,000
1,000
2,000
5,000
100 % Tin-plated (RoHS compliant)
(Standard)
100
200
500
1
10
20
50
CLOCKWISE
3252 L - 1 - 103 M LF
RED
2
WIPER
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
504
105
205
3
REV. 08/10
GREEN
CW