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All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
DC/DC Converters
THN 15WI Series 15 Watt
Input Specifications
Input current at no load – 24 Vin 3.3 Vout models: 45 mA typ.
5 Vout models: 70 mA typ.
24 Vout models: 12 mA typ.
±24 Vout models: 15 mA typ.
other models: 20 mA typ.
– 48 Vin 3.3 Vout models: 25 mA typ.
5 Vout models: 35 mA typ.
12, 15 & ±5 Vout models: 12 mA typ.
±12 Vout models: 15 mA typ.
±15 Vout models: 20 mA typ
24 & ±24 Vout models: 10 mA typ
Start-up voltage / 24 Vin models: 9 VDC / 8 VDC
under voltage shut down 48 Vin models: 18 VDC / 16 VDC
Surge voltage 24 Vin models: 50 V max.
(100 ms max.) 48 Vin models: 100 V max.
Reflected input ripple current 30 mA typ.
Conducted noise EN 55032 class A and B (with external components)
– Filter proposal for compling to class A/B www.tracopower.com/overview/thn15wi
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
– External input capacitor
Nippon chemi-con KY 220 µF, 100 V
Conducted immunity EN 61000-4-6, 3 Vrms, perf. criteria A
Output Specifications
Voltage set accuracy ±1 %
Output voltage adjustment range 5.0 Vout A1 models: –10 to +20 %
24 Vout models: –10 to +20 %
all other models: ±10 % only for single output models
– For further information see application note
www.tracopower.com/overview/thn15wi
Regulation – Input variation (Vmin – Vmax) single output models: 0.2 % max.
dual output models: 0.5 % max.
– Load variation (0 – 100 %) single output models: 0.2 % max.
dual output models balanced load: 1.0 % max.
dual output models unbalanced load (25% /100%): 5.0 % max.
Minimum load not required
Ripple and noise (20 MHz bandwidth) 3.3/5.0 Vout models: 75 mVpk-pk with external capacitor
all other models: 100 mVpk-pk max. with external capacitor
– For further information see application note
www.tracopower.com/overview/thn15wi
Temperature coefficient ±0.02 %/K
Output current limitation typ. 150 % of Iout max., Hiccup
Short circuit protection continuous, automatic recovery
Over voltage protection 3.3 Vout models: 3.7 – 5.4 VDC
5 Vout models: 5.6 – 7.0 VDC
5 Vout A1 models 6.3 – 7.4 VDC
12 Vout models: 13.5 – 19.6 VDC
15 Vout models: 16.8 – 20.5 VDC
24 Vout models: 29.1 – 32.5 VDC