ABSOLUTE MAXIMUM RATINGS

TYPICAL CHARACTERISTICS

RECOMMENDED OPERATING CONDITIONS

Input Voltage

• 0 to 50 VDC continuous

• 80 V for 100 ms transient

Lead Soldering Temperature (10 sec per lead)

• 300°C

Storage Temperature Range (Case)

• –65°C to +150°C

FMSA EMI FILTER

0.8 AMP

Input Voltage Range

• 16 to 40 VDC continuous

Case Operating Temperature (Tc)

• –55°C to +125°C full power

Derating Input/Output Current

• Derate linearly from 100% at 100°C to 0.60

amps at 125°C case. Above 125°C derate to 0%.

Electrical Characteristics: 25°C Tc, nominal Vin, unless otherwise specified.

Capacitance

• 0.045 µF max, any pin to case

Isolation

• 100 megohm minimum at 500 V

• Any pin to case, except case pin

2

F

6800 pF

500 V

6800 pF

500 V

Positive

Input

Input

Common

Positive

Output

Output

Common

FMSA-461

>285

H

6

H

2

F

0.014

F / 500 V

20

20

0.65

6

H

0.014

F / 500 V

0.014

F / 500 V

x 2

x 2

FMSA-461

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

INPUT VOLTAGE

CONTINUOUS

0

28

40

VDC

—

—

80

V

—

—

0.80

A

NOISE REJECTION

500 kHz

50

—

—

dB

1 MHz

50

—

—

NOISE REJECTION

5 MHz

45

—

—

dB

TC = 25°C

—

—

1.2

Ω

OUTPUT VOLTAGE

STEADY STATE

VDC

OUTPUT CURRENT

STEADY STATE (<100°C CASE)

—

—

0.80

A

INTERNAL POWER

DISSIPATION

MAXIMUM CURRENT

—

—

0.96

W

The case ground connection between the filter and the converter should be as low an impedance as possible

to minimize EMI. Direct contact of baseplate to chassis ground provides the lowest impedance.

Notes:

1. Guaranteed by design, not tested.