MHF2812SF 查看數據表（PDF） - Crane Aerospace and Electronics.

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MHF2812SF

MHF+ Single, Dual and Triple DC/DC Converters

Crane Aerospace and Electronics. 

Crane Aerospace & Electronics Power Solutions

MHF+ Single, Dual and Triple DC/DC Converters

28 VOLT INPUT – 15 WATT

CONNECTION DIAGRAMS

POSITIVE INPUT 9

INHIBIT 1

200 pF

MHF+ Triple

10 k

1N4148

2N3501

10 K

3.9 K

8

INPUT

COMMON

FIGURE 5: INHIBIT INTERFACE

9 Positive Input

+5 Output 2

0.01 F

7 Sync In

28V

5.1k

1 Inhibit

+ Aux. Output 4

Output Common 3

+ Aux.

Load

+5

Load

8 Input Common

– Aux.

– Aux. Output 5 Load

If the sync terminal ([pin 7) is not used, it must be left floating.

The ac coupling shown will prevent sync signal failure.

FIGURE 6: AC COUPLING OF SYNC SIGNAL

28V

www.craneae.com

1 Positive Input

Positive Output 2

FMH-461

EMI FILTER

5 Input Common

Output Common 4

3

9 Positive Input

MHF+ TRIPLE

8 Input Common

Case*

6

Chassis Ground

*The case ground connection should be as low an impedance as possible to minimize EMI.

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

FIGURE 7: EMI FILTER CONNECTION

Page 4 of 20

Rev K - 20060613

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