DC-DC Brick

BR400 SERIES

400 Watts

http://www.archcorp.com.tw

TEL: +886-2-26989508

FAX: +886-2-26981319

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ELECTRICAL SPECIFICATIONS

Conditions: TA = 25°C (77°F), Airflow = 1.5 m/s (300 LFM), Vin = 48 V, unless otherwise notes.

Model No.

BR400-12S

BR400-12S-P

Other

Low level (V.DC.)

-0.7~1.2V

-0.7~1.2V

(The Low Electric Level is Effective)

Primary On/Off Voltage

High level (V.DC.)

2.8~8V

2.8~8V

(The Low Electric Level is Effective)

Primary On/Off Current

Low level (mA) (max.)

1mA

Low level (V.DC.)

─

0~0.8V

(The High Electric Level is Effective)

Secondary CTL Voltage

High level (V.DC.)

─

2.1~3.3V

(The High Electric Level is Effective)

Secondary CTL Current

Low level (mA) (max.)

─

1mA

Logic Input and Output Pins in the Communications Port

Logic Input Low level (V.DC.) (max.)

─

0.8V

Logic Input High Level (V.DC.) (max.)

─

3.6V

Logic Output Low Level (V.DC.) (max.)

─

0.25V

Logic Output High Level (V.DC.) (max.)

─

3.6V

PMBus Setting-up Time (ns.) (min.)

─

100

PMBus Holding Time (ns.) (min.)

─

0

PMBus Detected Precision (Vin=36 - 72 V; Iout=0 - 33 A;TA = -40°C to +85°C (-40°F to +185°F ))

Input Voltage Detected Precision (V.DC.)

─

1V

Output Voltage Detected Precision (V.DC.)

─

0.2V

Output Current Detected Precision (A)

─

1A

Output Power Detected Precision (W)

─

12.56W

Temperature Detected Precision (°C)

─

5°C

NOTE

DERATING

1. During the test of input reflected ripple current, the input terminal must be connected to a 12 uH inductor and a 220 uF electrolytic capacitor.

2. Point B, which is for testing the output voltage ripple, is 25 mm (0.98 in.) away from the Vout(+) pin.