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2014/4/21

FEC40W SERIES

40 WATTS

DC-DC CONVERTER

OUTPUT SPECIFICATIONS

Output power

40 Watts, max.

Voltage accuracy

± 1%

Minimum load (Note 6)

See Table

Voltage adjustability (Note 7) Single and Dual output

± 10%

Line regulation

LL to HL at Full Load

Single/Dual

± 0.2%

Load regulation

(Note 8)

Min. Load to Full Load

Single

Dual

± 0.5%

± 1%

Load cross regulation (Note 9)

Dual

± 5%

Ripple and noise

20MHz bandwidth

See table

Temperature coefficient

±0.02% / ºC, max.

Transient response recovery time

25% load step change

250µs

Over voltage protection

Zener diode clamp

3.3VDC output

5VDC output

12VDC output

15VDC output

±12VDC output

±15VDC output

3.9VDC

6.2VDC

15VDC

18VDC

±15VDC

±18VDC

Over load protection

% of FL at nominal input

150%, max.

Short circuit protection

Continuous, automatics recovery

GENERAL SPECIFICATIONS

Efficiency

See table

Isolation voltage

Input to Output

Input(Output) to Case

1600VDC, min. 1minute

1600VDC, min. 1minute

Case grounding

Connect case to –INPUT

with decoupling Y Cap

Isolation resistance

500VDC

10

9

ohms, min.

Isolation capacitance

2500pF, max.

Switching frequency

300kHz±10%

Safety approvals

IEC60950-1, UL60950-1, & EN60950-1

Case material

Nickel-coated copper

Base material

FR4 PCB

Potting material

Epoxy (UL94 V-0)

Dimensions

2.00 X 2.00 X 0.40 Inch

(50.8 X 50.8 X 10.2 mm)

Weight

60g (2.11oz)

MTBF (Note 1)

MIL-HDBK-217F

6.617 x 10

INPUT SPECIFICATIONS

Input voltage range

24VDC nominal input

48VDC nominal input

9 ~ 36VDC

18 ~ 75VDC

Input filter

Pi type

Input surge voltage

24VDC input

48VDC input

50VDC 100ms, max.

100VDC 100ms, max.

Input reflected ripple current

20mAp-p

Start up time

Nominal Vin and

constant resistive load

Power up

Remote ON/OFF

20ms, max.

20ms, max.

Start-up voltage

24VDC input

48VDC input

9VDC

18VDC

Shutdown voltage

24VDC input

48VDC input

8VDC

16VDC

Remote ON/OFF (Note 10)

Positive logic (standard)

Negative logic (option)

DC-DC ON

DC-DC OFF

DC-DC ON

DC-DC OFF

Open or 3V < Vr < 12V

Short or 0V < Vr < 1.2V

Short or 0V < Vr < 1.2V

Open or 3V < Vr < 12V

Input current of remote control pin

Nominal input

-0.5mA ~ +0.5mA

Remote off state input current

24VDC input

48VDC input

10mA

5mA

ENVIRONMENTAL SPECIFICATIONS

Operating ambient temperature

-40ºC ~ +50ºC (without derating)

+50ºC ~ +105ºC (with derating)

Maximum case temperature

+105ºC

Storage temperature range

-55ºC ~ +125ºC

Over temperature protection

+110ºC

Thermal impedance

(Note 11)

Without Heat-sink

With Heat-sink

9.2ºC/Watt

7.6ºC/Watt

Thermal shock

MIL-STD-810F

Vibration

MIL-STD-810F

Relative humidity

5% to 95% RH

EMC CHARACTERISTICS

EMI (Note 12)

EN55022

Class A, Class B

ESD

EN61000-4-2

Air

Contact

± 8kV

± 6kV

Perf. Criteria A

Radiated immunity

EN61000-4-3

10 V/m

Perf. Criteria A

Fast transient (Note 13) EN61000-4-4

± 2kV Perf. Criteria B

Surge (Note 13)

EN61000-4-5

± 1kV Perf. Criteria A

Conducted immunity

EN61000-4-6

10 Vr.m.s

Perf. Criteria A

FEATURES

OPTIONS

Negative logic Remote On/Off

DESCRIPTION

The FEC40W series offer 40 watts of output power from a 2.00 x 2.00 x 0.40

inch package. The FEC40W series with 4:1 ultra wide input voltage of

9~36VDC and 18~75VDC and features 2000VDC of isolation, short-circuit

and over-voltage protection.

APPLICATIONS

Wireless Network

Telecom/Datacom

Industry Control System

Measurement Equipment

Semiconductor Equipment