RP40-240512DE データシートの表示（PDF） - RECOM Electronic GmbH

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RP40-240512DE

40W DC/DC converter with 9-18V input, 12V/4000mA output

RECOM Electronic GmbH 

POWERLINE

DC/DC-Converter

Application of Synchronization

+ Vin

– Vin

CLK

Converter 1

2+

4 Sync

3

–

Converter 2

2+

4 Sync

3–

2N7000

CLK Signal

80%

20%

RP40-S_D_TE

Series

1. The unit is capable of external synchronization from

an independent time base with a switching rate

between 200kHz and 215 kHz.

2. The amplitude of the synchronizing pulse train is

TTL compatible.

3. The duty cycle of the CLK should be 20% high and

80% low.

4. Synchronization is referenced to negative input

(–Vin).

+ Vin

– Vin

ON/OFF

Control

Converter

2+

1 CTRL

3–

External Output Trimming

Output can be externally trimmed by using the method

shown below.

( ) for dual output trim

[ ] for triple output trim

{ } for RP40-xx3.305DE only trim 3.3V / 5V

7(7) [9] {6}

6(8) [10] {8}

Trim Up

RU

Trim Down

6(8) [10] {8}

RD

5(5) [8] {5}

252

21-July-2005

www.recom-international.com

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