THN30 Datasheet, PDF (2/4 Pages) Touchstone Semiconductor Inc – DC/DC Converters

DC/DC Converters
THN 30 Series 30 Watt
Input Specifications
Input current at no load (at nominal input voltage)


12 V models: 12 mA typ
24 V models: 10 mA typ.
48 V models: 8 mA typ.
Start-up voltage


12 V models: < 9.0 VDC
24 V models: < 18 VDC
48 V models: < 36 VDC
Under voltage shut down (lock-out circuit)


12 V models: 8.0 VDC typ.
24 V models: 16 VDC typ.
48 V models: 33 VDC typ.
Surge voltage (1 sec. max.)


12 V models: 25 V max
24 V models: 50 V max.
48 V models: 100 V max.
Reflected input ripple current 30 mAp-p typ.
Conducted noise (input) EN 55022 level A, FCC part 15, level A with
external capacitor see: application note
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 EN 61000-4-4, ±2 kV, perf. criteria A
EN 61000-4-5, ±2 kV perf. criteria A
With external input capacitor e.g. Nippon
chemi-con KY 220 µF, 100 V, ESR 48 mOhm
Conducted immunity EN 61000-4-6, 10 Vrms, perf. criteria A
Recommended input fuse (slow blow)


12 V models: 6300 A
24 V models: 3150 mA
48 V models: 1600 mA
Output Specifications
Voltage set accuracy ±1 %
Output voltage adjustment range (see application note)
15 & 24 VDC models: +20 / –10 %

other single output models: ±10 %
Regulation
– Input variation (Vmin – Vmax) single output models:
dual output models:
– Load variation (0 – 100 %) single output models:
dual output models balanced load:
dual output models unbalanced load (25% /100%):
0.2 % max.
0.5 % max.
0.2 % max.
1.0 % max.
5.0 % max.
Minimum load not required
Ripple and noise (measured with output capacitor)
3.3 & 5.0 VDC models:
(20 MHz bandwidth)
12 & 15 VDC models:

24 VDC models:
dual output models:
75 mVp-p with (22µF/25V X7R 1812 MLCC)
75 mVp-p with (2x 22µF/25V X7R 1812 MLCC)
75 mVp-p with (2x 6.8µF/50V X7R 1812 MLCC)
60 mVp-p with (10µF/50V X7R 1812 MLCC)
Temperature coefficient ±0.02 %/K
Output current limitation at 140 % of Iout max.
Short circuit protection hiccup, automatic recovery
Over voltage protection




3.3 VDC models:
5 VDC models:
12 VDC models:
15 VDC models:
24 VDC models:
3.7 – 5.4 Vout
5.6 – 7.0 Vout
13.5 – 19.6 Vout
18.3 – 22.0 Vout
29.1 – 32.5 Vout
Start up time (nominal Vin and constant resistive load) 30 ms max. (for power on and remote on)
Transient response setting time 250 µs typ. (25% load step change)
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