THERMAL DATA

Thermal Resistance Junction-case

Max

1

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Collector Cut-off

Current

1

3

mA

mA

Emitter Cut-off

1

mA

∗ Collector-Emitter

Sustaining Voltage

L = 25 mH for BUW48

for BUW49

60

80

V

V

Emitter-base

7

V

∗ Collector-Emitter

Saturation Voltage

for BUW48

for BUW49

for BUW48

for BUW49

0.6

1.4

0.5

1.2

V

V

V

V

∗ Base-Emitter

Saturation Voltage

for BUW48

for BUW49

2.1

2

V

V

Transition Frequency

f = 15 MHz

8

MHz

RESISTIVE LOAD

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Turn-on Time

Storage Time

Fall Time

for BUW48

1.2

0.6

0.17

1.5

1.1

0.25

µs

µs

µs

Storage Time

Fall Time

for BUW48

1.65

0.5

µs

µs

Turn-on Time

Storage Time

Fall Time

for BUW49

0.8

0.6

0.15

1.2

1.1

0.25

µs

µs

µs

Storage Time

Fall Time

for BUW49

1.65

0.5

µs

µs

∗ Pulsed: Pulse duration = 300 µs, duty cycle < 1.5 %

BUW48 / BUW49

2/4