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DC/DC Converters
TEN 50WI Series 50 Watt
Input Specifications
Input current at no load (nominal input voltage) 24 Vin models: 80 mA typ
48 Vin models: 50 mA typ.
Recommended input fuse (slow blow) 24 Vin models: 1000 mA
48 Vin models: 500 mA
Surge voltage (100 msec. max.) 24 Vin models: 50 V max.
48 Vin models: 100 V max.
Reflected input ripple current 24Vin models: 40 mA typ.
48Vin models: 30 mA typ.
Conducted noise (input) EN 55022 class A, FCC part 15 level A
with external LC see application note
Start-up voltage / under voltage shut down 24 Vin models: 9 VDC max./ 7.5 VDC typ.
48 Vin models: 18 VDC max./ 16 VDC typ.
EMC immunity – ESD (electrostatic discharge) EN 61000-4-2, air ±8 kV, contact ±6 kV,
perf. criteria A
– Radiated immunity EN 61000-4-3, 10 V/m, perf. criteria A
– Fast transient / surge (with external input capacitor) EN 61000-4-4, ±2 kV, perf. criteria A
EN 61000-4-5, ±1 kV perf. criteria A
Nippon chemi-con KY 220 µF, 100 V, ESR 48 mOhm
– Conducted immunity EN 61000-4-6, 10 Vrms, perf. criteria A
Output Specifications
Voltage set accuracy ±1.0 % max.
Output voltage adjustment range 24 VDC models: +20 / –10 %
other models: ±10 %
Regulation – Input variation Vin min. to Vin max. 0.5 % max.
– Load variation 0 – 100 % 0.5 % max.
Minimum load not required
Temperature coefficient ±0.02 %/K
Ripple and noise (20 MHz Bandwidth) 3.3 & 5.0 VDC models: 100 mVpk-pk. typ.
other models: 150 mVpk-pk typ.
with 1µF MLCC and a 10µF tantalum capacitor
Transient response (alignment to 1% at load step change 75% to 100% ) 250 µs typ.
Output current limitation at 150% of Iout max.
Short circuit protection hiccup mode, automatic recovery
Capacitive load 3.3 VDC models: 26’000 µF max.
5.0 VDC models: 17’000 µF max.
12.0 VDC models: 3’000 µF max.
15.0 VDC models: 2’000 µF max.
24.0 VDC models: 750 µF max.
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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