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All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
Input Specifications
Input current no load
5 Vin models:
60 mA typ.
12 Vin models:
15 mA typ.
20 Vin models:
25 mA typ.
24 Vin models:
7 mA typ.
48 Vin models:
6 mA typ.
Input current full load
5 Vin models:
720 mA typ.
12 Vin models:
310 mA typ.
20 Vin models:
180 mA typ.
24 Vin models:
140 mA typ.
48 Vin models:
70 mA typ.
Surge voltage (1 sec. max.)
5 Vin models:
7.5 V max.
12 Vin models:
15 V max.
24 Vin models:
30 V max.
Input filter
Pi-Filter
Output Specifications
Voltage set accuracy
± 3 %
Regulation
– Input variation Vin min. to Vin max.
± 0.5 % max.
– Load variation 10 – 90 %;
single output:
± 1.0 % max.
dual output:
± 2.0 % max.
Ripple and noise (20 MHz Bandwidth)
80 mVpk-pk max.
Temperature coefficient
± 0.02 % / °C
Short circuit protection
continuous
Capacitive load
– Single output models
2200 µF max.
– Dual output models
2200 µF max.
General Specifications
Temperature ranges
– Operating
– 25 °C ... +75 °C
– Case
+ 95 °C
– Storage
– 40 °C ... +115 °C
Humidity (non condensing)
95 % rel H max.
Reliability, calculated MTBF (MIL-HDBK-217 E)
>1’000’000 h @ 25 °C
Isolation voltage
– Input/Output
1’000 VDC
– Input/Case
1’000 VDC
– Output/Case
500 VDC
Isolation capacity
– Input/Output
500 pF typ.
Isolation resistance
– Input/Output
>1‘000 M Ohm
Switching frequency
25 – 85 KHz (depending on load)
ations
DC/DC Converter
TEF Series
3 Watt
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