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3290H-1-103M Datasheet(PDF) 1 Page - Bourns Electronic Solutions

No. de pieza 3290H-1-103M
Descripción Electrónicos  Square Trimpot Trimming Potentiometer Multiturn/ Wirewound / Industrial / Sealed
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Fabricante Electrónico  BOURNS [Bourns Electronic Solutions]
Página de inicio  http://www.bourns.com
Logo BOURNS - Bourns Electronic Solutions

3290H-1-103M Datasheet(HTML) 1 Page - Bourns Electronic Solutions

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Features
Multiturn/ Wirewound / Industrial / Sealed
■ Listed on the QPL for style RT24 per
MIL-R-27208 and RTR24 per
High-Rel MIL-R-39015
■ Panel mount option available
RoHS compliant*
For trimmer applications/processing
guidelines, click here
3290 - 3/8 ” Square Trimpot® Trimming Potentiometer
*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.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
Electrical Characteristics
Standard Resistance Range
.................................. 10 to 50K ohms
(see standard resistance table)
Resistance Tolerance ............. ±5 % std.
(tighter tolerance available)
Absolute Minimum Resistance
.......................... 0.1 % or 1 ohm max.
(whichever is greater)
Noise .....................100 ohms ENR max.
Resolution
...........(see standard resistance table)
Insulation Resistance ............... 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level............................. 1,000 vac
80,000 Feet ............................ 350 vac
Adjustment Travel.............25 turns nom.
Environmental Characteristics
Power Rating @ 85 °C ............... 1.0 watt
Power Rating @ 150 °C ................ 0 watt
Temperature Range ... -65 °C to +150 °C
Temperature Coefficient ..... ±50 ppm/°C
Seal Test ......................85 °C Fluorinert†
Humidity .......MIL-STD-202 Method 106
96 hours (2 %
ΔTR; 100 Megohms IR)
Vibration ......................................... 30 G
(1 %
ΔTR; 0.5 % + resolution ΔVR)
Shock ........................................... 100 G
(1 %
ΔTR; 0.5 % + resolution ΔVR)
Load Life ..1,000 hours 1.0 watt @ 85 °C
(2 %
ΔTR; 500 ohms ENR)
Rotational Life .......................200 cycles
(2 %
ΔTR; 500 ohms ENR)
Physical Characteristics
Torque............................. 5.0 oz-in. max.
Mechanical Stops................. Wiper idles
Terminals Solderable printed circuit pins
Weight ..................................... 0.025 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
Product Dimensions
1
3 CW
CLOCKWISE
CCW
2 WIPER
How To Order
3290 H - 1 - 103 M
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
Resistance Code
Optional Suffix Letter
M = Panel Mount
(Factory Installed)
Consult factory for other available options.
REV. 08/10
TOLERANCES: ±
0.25
EXCEPT WHERE NOTED
(.010)
DIMENSIONS:
MM
(INCHES)
3290H
Common Dimensions
3
2
1
1
2
3
4.75
(.187)
2.54
(.100)
4.75
(.187)
2.54
(.100)
2.54
(.100)
2.54
(.100)
2.54
(.100)
1.19
(.075)
3.81
(.150)
1.27**
(.050)
1.52**
(.060)
1.91
(.075)
1.02
(.040)
9.53 ±.38**
(.375 ±.015)
32 1
2.54
(.100)
4.75
(.187)
9.53 ±.38**
(.375 ±.015)
2.54
(.100)
8.00 ±.38
(.315 ±.015)
TYP.**
.51 ±.03
(.020 ±.001)
DIA. TYP.**
ADJ. SLOT
1.52
(.060)
.51
(.020)
.64
(.025)
WIDE
X
X
DEEP
DIA.
3290P
3290W
Standard Resistance Table
Nominal
Resistance
Resistance
Resolution
(Ohms)
Code
(Percent)
10
100
1.11
20
200
0.93
50
500
0.62
100
101
0.60
200
201
0.54
500
501
0.42
1,000
102
0.33
2,000
202
0.26
5,000
502
0.20
10,000
103
0.17
20,000
203
0.14
25,000
253
0.13
50,000
503
0.11
Popular values listed in boldface. Special
resistances available.
**Common dimensions


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