DC/DC Converters
TEL 15 Series
Input Specifications
Input current no load
12 Vin models:
30 mA typ.
24 Vin models:
20 mA typ.
48 Vin models:
10 mA typ.
12 Vin;
12 Vin;
24 Vin;
24 Vin;
48 Vin;
48 Vin;
3.3 Vout
other output
3.3 Vout
other output
3.3 Vout
other output
models:
1050 mA typ.
models:
1500 mA typ.
models:
550 mA typ.
models:
750 mA typ.
models:
250 mA typ.
models:
350 mA typ.
15 Watt
Input current
(full load)
Start-up voltage / under voltage shut down
12 Vin models:
8.5 VDC / 8.0 VDC typ.
24 Vin models:
17 VDC / 15 VDC typ.
48 Vin models:
33 VDC / 29 VDC typ.
12 Vin models:
25 V max.
24 Vin models:
50 V max.
48 Vin models:
100 V max.
±1%
Surge voltage
(100 msec. max.)
Output Specifications
Voltage set accuracy
Regulation
– Input variation Vin min. to Vin max.
– Load variation 10 – 100 %
single output models:
dual output models balanced load:
dual output models unbalanced load:
± 1 % max.
± 0.5 % max.
± 1 % max.
± 3 % max.
Ripple and noise
(20 MHz Bandwidth)
Temperature coefficient
Output current limitation
Short circuit protection
Capacitive load
single output models:
50 mVpk-pk max.
dual output models:
75 mVpk-pk max
± 0.02 % /K
> 120% of Iout max., constant current
indefinite
(automatic recovery)
single output models:
470 µF max.
dual output models:
220 µF max.
(per output)
General Specifications
Temperature ranges
– Operating
– Case temperature
– Storage
– 25 °C ... + 71 °C (without load derating)
+ 100 °C max.
– 55 °C ... + 125 °C
95 % rel H max.
> 700’000 h @ +25 °C
1’500 VDC
330 kHz typ.
(Pulse width modulation PWM)
UL 60950, EN 60950, IEC 60950
(Compliance up to 60 VDC input voltage
(SELV limit)
CSA 60950-1-03
(File no. 226037)
– Input/Output
Humidity
(non condensing)
Reliability, calculated MTBF
(MIL-HDBK-217 E)
Isolation voltage
Switching frequency
(fixed)
Safety standards
Safety approval
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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