FMMT491

Issue 5 - November 2007

2

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© Zetex Semiconductors plc 2007

Absolute maximum ratings

Thermal resistance

NOTES:

(a) For a device surface mounted on 25mm x 25mm x 1.6mm FR4 PCB with high coverage of single sided 1oz copper, in

still air conditions.

Parameter

Symbol

Limit

Unit

Collector-base voltage

80

V

Collector-emitter voltage

60

V

Emitter-base voltage

7V

Continuous collector current(a)

1A

Peak pulse current

2A

500

mW

Linear derating factor

4

mW/

°C

Operating and storage temperature range

-55 to 150

°C

Parameter

Symbol

Value

Unit

Junction to ambient(a)

250

°C/W