BTS707 Просмотр технического описания (PDF) - Siemens AG

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производитель

BTS707

Smart Two Channel Highside Power Switch

Siemens AG 

BTS 707

Timing diagrams

Both channels are symmetric and consequently the diagrams are valid for channel 1 and

channel 2

Figure 1a: Vbb turn on, :

Figure 3a: Short circuit:

shut down by overtempertature, reset by cooling

IN

IN

Vbb

td(bb IN)

V

OUT

A

V OUT

normal

operation Output short to GND

I

L

I L(SCp)

I L(SCr)

ST open drain

t

A

in case of too early VIN=high the device may not turn on (curve A)

td(bb IN) approx. 150 µs

Figure 2a: Switching an inductive load

ST

t

Heating up requires several milliseconds, depending on external

conditions. External shutdown in response to status fault signal

recommended.

IN

ST

V

OUT

I

L

t

Semiconductor Group

9

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