Data Sheet

64
Vishay Spectrol
3/8" Square (10 mm) Multi-Turn Cermet
Trimmer
www.vishay.com For technical questions, contact: [e-mail]
Document Number: 57028
78 See also Application Note: www.vishay.com/doc?51001
and www.vishay.com/doc?52029 Revision: 20-Sep-10
STANDARD RESISTANCE ELEMENT DATA
STANDARD
RESISTANCE
VALUES
LINEAR LAW TYPICAL
TCR
- 55 °C
+ 125 °C
MAX. POWER
AT 70 °C
MAX. WORKING
VOLTAGE
MAX. CURRENT
THROUGH WIPER
 WV mAppm/°C
10
20
50
100
200
250
500
1K
2K
2.5K
5K
10K
20K
25K
50K
100K
200K
250K
500K
1M
2M
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.31
0.25
0.125
0.063
0.031
2.2
3.2
5
7.1
10
11.2
15.8
22.4
31.6
35.4
50
70.7
100
112
158
224
250
250
250
250
250
224
158
100
71
50
45
32
22
16
14
10
7.1
5
4.5
3.2
2.2
1.3
1
0.5
0.25
0.13
± 100
PERFORMANCES
TESTS CONDITIONS
TYPICAL VALUES AND DRIFTS
R
T
/R
T
(%) R
1-2
/R
1-2
(%)
Load life
1000 h at rated power
90'/30' - ambient temp. 70 °C
± 1 %
Contact res. variation: < 1 % Rn
± 2 %
Climatic sequence
Phase A dry heat 125 °C - 30 % Pr
Phase B damp heat
Phase C cold - 55 °C
Phase D damp heat 5 cycles
± 0.5 % ± 1 %
Long term damp heat
56 days
40 °C, 93 % RH
± 0.5 %
Dielectric strength: 1000 V
RMS
Insulation resistance: > 10
4
M
± 1 %
Rapid temperature change
5 cycles
- 55 °C to + 125 °C
± 0.5 % V
1-2
/V
1-3
 ± 1 %
Shock
50 g at 11 ms
3 successive shocks
in 3 directions
± 0.1 % ± 0.2 %
Vibration
10 Hz to 55 Hz
0.75 mm or 10 g
during 6 h
± 0.1 % V
1-2
/V
1-3
 ± 0.2 %
Rotational life 200 cycles
± 4 %
Contact res. variation: < 1 % Rn
-
MARKING
• Vishay trademark
•Model
•Style
• Ohmic value (in , k, M)
• Tolerance (in %)
• Manufacturing date
• Marking of terminal 3