THD15_06 Datasheet, PDF (2/3 Pages) TRACO Electronic AG – DC/DC Converters

DC/DC Converters
THD 15 Series15 Watt
Input Specifications
Input current (no load)

24 Vin models: 50 mA typ..
48 Vin models: 30 mA typ.
Input current (full load)



24 Vin; 3.3 Vout models:
24 Vin; other output models:
48 Vin; 3.3 Vout models:
48 Vin; other output models:
570 mA typ.
730 mA typ.
280 mA typ.
360 mA typ.
Start-up voltage /
under voltage shut down
24 Vin models: 17 VDC /16.5 VDC
48 Vin models: 34.0 VDC /32.5 VDC
Surge voltage
(100 msec. max.)
24 Vin models: 50 V max..
48 Vin models: 100 V max.
Conducted noise (input) EN 55022 level A, FCC part 15, level A
(with external input capacitor, see Note 1)
Output Specifications
Voltage set accuracy ± 1 %
Regulation
– Input variation Vin min. to Vin max 0.5% max.
– Load variation 10 – 100 %

single output models: 0.5 % max.

dual output models balanced: 2.0 % max.

dual output models unbalanced: 5.0 % max.
Ripple and noise 100 mVpk-pk max.
(20 MHz Bandwidth) (with external output capacitor, see Note 1)
Temperature coefficient ± 0.02 % /K
Output current limitation >105% of Iout max., foldback
Short circuit protection indefinite (automatic recovery)
Start-up time 30ms max.
Max. capacitive load 1200µF
General Specifications
Temperature ranges
– Operating –25 °C ... +71°C
– Derating 2.5%/K above 50°C
– Case temperature +100 °C max.
– Storage –40 °C ... +110 °C
Humidity (non condensing) 85 % rel H max.
Reliability, calculated MTBF (MIL-HDBK-217F ground benign) > 190’000h @ +25°C
Isolation voltage (60sec) – Input/Output 1’500 VDC
Isolation capacity
– Input/Output 235 pF typ.
Isolation resistance
– Input/Output (500 VDC) >100 M Ohm
Switching frequency (fixed) 330 kHz typ. (Pulse width modulation PWM)
Safety standards UL 60950-1, EN 60950-1, IEC 60950-1
Safety approvals CSA File No. 226037
http://directories.csa-international.org
Remote On/Off
– On: open circuit on pin RC
– Off: short circuit between pin RC and pin –Vin
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
http://www.tracopower.com
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