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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

TEN 3WI Series

3 Watt

Input Specifications

Input current no load /full load

24 Vin models

20 mA typ. / 150 mA typ.

48 Vin models

10 mA typ. / 75 mA typ.

Start-up voltage /

24 Vin models

9 VDC / 8.5 VDC typ.

under voltage shut down

48 Vin models

18 VDC / 16 VDC typ.

Surge voltage (1 sec. 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

Output Specifications

Voltage set accuracy

±2.0 % max.

Regulation

– Input variation Vin min. to Vin max.

1.0 % max.

– Load variation 10 – 100 %

single output models

1.0 % max.

dual output models

3.0 % max. (balanced load)

Ripple and noise (20 MHz Bandwidth)

75 mVpk-pk max

Temperature coefficient

0.02 %/K

Current limitation

>110 % of Iout max., constant current

Transient response (25% load step change)

300 µs typ.

Short circuit protection

indefinite (automatic recovery)

Capacitive load

3.3 VDC models

680 µF max.

5 VDC models

470 µF max.

12 VDC models

330 µF max.

12 VDC models

220 µF max.

±12 VDC models

150 µF max. (for each output)

±15 VDC models

100 µF max. (for each output)

General Specifications

Temperature ranges

– Operating

–40°C to +85°C

– Casing

+100°C max.

– Storage

–55°C to +125°C

Derating

3.5 %/K above 70°C

Humidity (non condensing)

95 % rel H max.

Reliability, calculated MTBF (MIL-HDBK-217F, at +25°C, ground benign)

>1 Mio. h

Isolation voltage (60 sec.)

– Input/Output

1’500 VDC

Isolation capacitance

– Input/Output

380 pF typ

Isolation resistance

– Input/Output (500 VDC)

>1‘000 M Ohm

Switching frequency

250 - 350 kHz (PWM)

Safety standards

UL 60950-1 , IEC/EN 60950-1

Environmental compliance

– Reach

www.tracopower.com/info/reach-declaration.pdf

– RoHS

RoHS directive 2011/65/EU