GAPTEC-Electronic GmbH & Co. KG

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3TAW – Rev. 2012-1.0

Specifications subject to change without notice.

3W SMD Package

2:1 Wide input voltage range:

9-18V, 18-36V, 36-75V

1.5kVDC Input/Output

Isolation

Short circuit protection (SCP)

(automatic recovery)

Operating temperature:

-40°C ~ +71°C

100% burned in

High efficiency

UL94-V0 package material

RoHS Compliance

Custom solutions available

3 years warranty

3TAW Series

DC-DC Converter

3 Watt

The 3TAW series offers 3W of output, with 2:1 wide input voltage of

9-18VDC, 18-36VDC, 36-75VDC, and features 1500VDC isolation,

over current, over voltage and short-circuit protection.

All models are particularly suited to industrial, tele-communications,

test equipments power.

3W - Single Output - Wide Input - Isolated & Regulated

DC-DC Converter

Model selection:

WCTV_xxyyN##

W= Watt; C=Case; T= Type; V= Voltage Variation (omitted ± 10%);

xx= Vin; yy= Vout; N= Numbers of Output; ##= Isolation (kVDC)

Example:

3TAW_2415S1.5

3= 3Watt; T= SMD; A=series; W= wide input (2:1) 18-36Vin; 15Vout;

S= single output; 1.5=1500VDC

Common specifications

Short circuit protection:

Continous, automatic recovery

Cooling:

Free air convection

Operation temperature range:

-40°C~+71°C

Storage temperature range:

-55°C~+125°C

Maximum case temperature:

95°C

Conducted emissions:

EN55022 Class B

Radiated emissions:

EN55022 Class B

Switching frequency:

50kHz MIN, Nominal input, 100% load

Storage humidity range:

5% MIN, 95% MAX

Case material:

Five-side shielded case

Case size:

31.8mm*20.3mm*11.4mm

Potting material:

Non potting

MTBF (MIL-HDBK-217F @25°C):

>900,000 hours

Weight:

17.5g

Note:

1. Only typical model listed. Non-standard models will be different from the above,

please contact us for more details.

2. All specifications are measured at TA=25°C, humidity<75%, nominal input

voltage and rated output load unless otherwise specified.

3. In this datasheet, all the test methods of indications are based on corporate

standards.

Isolation specifications

Item

Test condition

Min

Typ

Max

Units

Isolation voltage

Tested for 10 sec.

1500

VDC

Isolation resistance

Test at 500VDC

Ω

Isolation capacitance

40

pF

Input specifications

Item

Test condition

Min

Typ

Max

Units

Input filter

PI

Protection

Fuse recommended

RoHS

Output specifications

Item

Test condition

Min

Typ

Max

Units

Output voltage

accuracy

Nominal Vin and full

load

±2

%

Line regulation

High line to low line

±1

%

Load regulation

From 20% to 100%

load

±0.5

%

Minimum load

20

%

Temperature

coefficient

Refer to recommended

circuit

±0.05

%/°C

Ripple & Noise

20MHz Bandwidth

100

mVp-p

Transient response

25% load step change

200

us

Over load

protection

Input voltage range

110

180

%