Page 1 of 3 Issued Date：2008/05/21

OUTPUT SPECIFICATIONS

Output power

3 Watts, max.

Voltage accuracy

Full load and nominal Vin

±1%

Minimum load (Note 7)

See table

Line regulation

LL to HL at Full Load

± 0.2%

Load regulation

Single 3.3Vout

Min. Load to Full Load

Others

Dual

± 0.3%

± 0.2%

± 2%

Cross regulation (Dual) Asymmetrical load 25% / 100% FL

± 5%

Ripple and noise

20MHz bandwidth

See table

Temperature coefficient

±

0.02% / ºC, max.

Transient response recovery time 25% load step change

500μS

Over load protection

% of FL at nominal input

180%, typ.

Short circuit protection

Continuous, automatics recovery

GENERAL SPECIFICATIONS

Efficiency

See table

Isolation voltage

Input to Output

Standard

Suffix “ H ”

1600VDC, min.

3000VDC, min.

Isolation resistance

10

9

ohms, min.

Isolation capacitance

300pF, max.

Switching frequency

100KHz, min.

Approvals and standard

IEC60950-1, UL60950-1, EN60950-1

Case material

Non-conductive black plastic

Base material

Non-conductive black plastic

Potting material

Epoxy (UL94-V0)

Dimensions

1.25 X 0.80 X 0.40 Inch

(31.8 X 20.3 X 10.2 mm)

Weight

DIP

SMD

14g (0.48oz)

15g (0.52oz)

MTBF (Note 1)

BELLCORE TR-NWT-000332

MIL-HDBK-217F

3.690 x 10

3.082 x 10

INPUT SPECIFICATIONS

Input voltage range

5V nominal input

12V nominal input

24V nominal input

48V nominal input

4.5 – 6VDC

9 – 18VDC

18 – 36VDC

36 – 75VDC

Input filter

Pi type

Input surge voltage

100mS max

5V input

12V input

24V input

48V input

15VDC

36VDC

50VDC

100VDC

Input reflected ripple current

Nominal Vin and full load

120mAp-p

Start up time

Nominal Vin and

constant resistive load

Power up

30mS, typ.

ENVIRONMENTAL SPECIFICATIONS

Operating ambient temperature

-25ºC ~ +71ºC(non derating)

Storage temperature range

-55ºC ~ +105ºC

Thermal shock

MIL-STD-810F

Vibration

MIL-STD-810F

Relative humidity

5% to 95% RH

EMC CHARACTERISTICS

EMI

EN55022

Class A

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 6) EN61000-4-4

±

2KV

Perf. Criteria B

Surge (Note 6)

EN61000-4-5

±

1KV

Perf. Criteria B

Conducted immunity

EN61000-4-6

10 Vr.m.s

Perf. Criteria A

FEATURES

OPTIONS

SMD TYPE

DESCRIPTION

The PFKC03 series offer 3 watts of output power from a package in an IC

compatible 24 pin DIP configuration without derating to 71ºC ambient

temperature and pin to pin compatible to PFKC05, FKC03, FKC05 series.

PFKC03 series have 2:1 wide input voltage of 4.5-6, 9-18, 18-36 and

36-75VDC.

APPLICATIONS

Wireless Network

Telecom/Datacom

Industry Control System

Measurement Equipment

Semiconductor Equipment