Rev.12.04.07

cxa10

2 of 4

Embedded Power for

Business-Critical Continuity

All specifications are typical at nominal input, full load at 25

Specifications

OUTPUT SPECIFICATIONS

Voltage accuracy

±1.0%

Line regulation

Singles/dual positives

±0.1%

(LL to HL)

Dual negatives

±0.2%

Load regulation

Full load to

±0.15%

(not incl. cross reg.)

minimum load

Min. load

All outputs

10%

Ripple and noise

3.3 V and 5.0 V

30 mV pk-pk

20 MHz bandwidth

All others

60 mV pk-pk

All models

12 mV rms

Temperature coefficient

±0.01%/°C

Overvoltage protection

Clamp type

(See table and Notes 3, 4)

Short circuit protection

Hiccup

Continuous

Short <20 mΩ

auto. recovery

Transient response

Min. load to FL

±1.0%

Load cross regulation

Min. load to FL (See Note 1)

±5.0%

INPUT SPECIFICATIONS

Input voltage range

48 Vin nominal

18-75 Vdc

Input fuse

(See Note 10)

1.5 A HRC

Max. input rise

48 V ETS300 132-2

5 V/ms

and fall time

UVLO turn ON voltage

(See Note 5)

94%

UVLO turn OFF voltage

(See Note 5)

86%

Remote ON/OFF

(See Note 7)

Logic compatibility

CMOS/TTL/Open Collector

ON

Open circuit

OFF

<1 Vdc

EMC CHARACTERISTICS

ETS 300 386-1 table 5

Conducted emissions

EN55022 (See Note 6)

Level A

EN55022, external filter,

Level B

VDE0878, 48 V models

Radiated emissions

See Application Note 100

ESD air

EN61000-4-2, level 3

ESD contact

EN61000-4-2, level 4

Surge (500 V)

EN61000-4-5, level 3, 4

Fast transients

EN61000-4-4, level 3, 4

Radiated immunity

EN61000-4-3, level 3

Conducted immunity

EN61000-4-6, level 3

GENERAL SPECIFICATIONS

Efficiency

See table

Isolation voltage

Input/output test voltage

1500 Vdc

Switching frequency

Fixed

400 kHz

Approvals and standards

EN60950, UL1950

(See Notes 7,8,9,10,11)

CSA C22.2 No. 950

Material flammability

UL94V-0

Weight

12 g (0.42 oz)

MTBF

MIL-HDBK-217F

456,621 hours

(Representative model

Parts stress method

48S05J @ 48 Vin)

Ground Benign @ 25 °C

ENVIRONMENTAL SPECIFICATIONS

Thermal performance

Operating ambient

-40 °C to +70 °C,

temperature

See curves

Non-operating

-55 °C to +105 °C

ETS 300 019-2-3

Classes T3.1 to T3.5

Air temperature

Low: IEC 68-2-1

-40 °C

High: IEC 68-2-2

+70 °C

Change: IEC 68-2-14

-40°C to +70 °C

Relative humidity

IEC 68-2-56

10% to 100% RH

IEC 68-2-30

Condensation

Vibration, Class 3M5

IEC68-2-6

2-9 Hz, 3 mm disp.

9-200 Hz 1 g

MIL-STD-202F

Method 204 cond. A

Shock, Class 3M5

IEC-68-2-29

Method 213B cond. A

MIL-STD-202F