http://www.tracopower.com

DC/DC Converters

THP 3 Series

3 Watt

Input Specifications

Input current at no load / full load

24 Vin models: 20 mA typ. / 160 mA typ.

48 Vin models: 10 mA typ. / 100 mA typ.

72 Vin models: 5 mA typ. / 85 mA typ.

Start-up voltage / under voltage shut down

24 Vin models: 9 VDC / 8.5 VDC

48 Vin models: 17 VDC / 16 VDC

72 Vin models: 34 VDC / 32 VDC

Recommended external input fuse (slow blow)

24 Vin models: 1.0 A

48 Vin models: 0.6 A

72 Vin models: 0.3 A

Surge voltage (1 sec. max.)

24 Vin models: 50 V max.

48 Vin models: 100 V max.

72 Vin models: 180 V max.

Reverse voltage protection

0.3 A max.

Input filter

EN 55022 class A, FCC part 15, class A

Output Specifications

Voltage set accuracy

±1 %

Voltage balance (dual output models)

2 % max.

Regulation

– Input variation Vin min. to Vin max.

0.5 % max.

– Load variation 25 – 100 %:

1.0 % max.

Minimum load

15 % of rated max. output current.

(Operation at lower load is safe but major

deviations to specifyed data may occur)

Ripple and noise (20 MHz Bandwidth)

5 VDC models: 75 mVpk-pk typ.

other models: 100 mVpk-pk typ.

Temperature coefficient

±0.02 %/K typ.

Current limitation

>120 % Iout max.

Startup rise time 0 % to 100 % Vout

25 mS max.

Short circuit protection

indefinite (automatic recovery)

Capacitive load

5 VDC models: 1000 µF max.

12 VDC models:

470 µF max.

Dual output models:

220 µF max. (each output)

Isolation / Safety

I/O isolation test voltage (flash tested 1 sec.)

6000 Vpk

I/O isolation voltage (50Hz, 60sec.)

3000 VACrms, rated for 300 Vrms working

voltage, 2 x MOOP

Leakage current (at 240VAC, 60Hz)

2 µA

I/O isolation capacitance (at 100KHz, 1V)

7 pF typ.

I/O isolation resistance (at 500VDC)

>1000 Mohm

Safety standards

IEC/EN 60950-1, UL 60950-1

CSA C22.2 No. 60950-1-03

IEC/EN 60601-1 3rd edition, 2 x MOOP,

UL 60601-1, CSA C22.2 No. 601.1

Safety approvals

– CB test report according IEC 60950-1

www.tracopower.com/products/thp3-cb60950.pdf

– CB test report according IEC 60601-1

www.tracopower.com/products/thp3-cb60601.pdf

– CSA certificate according UL 60950-1/60601-1

www.tracopower.com/products/thp3-csa.pdf

All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.

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