BU941 datasheet(4/12 Pages) STMICROELECTRONICS

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Electrical characteristics

BU941, BU941P

4/12

Electrical characteristics

(Tcase = 25 °C; unless otherwise specified)

Table 4.

Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

ICES

Collector cut-off current

(VBE = 0)

VCE = 500 V

TC = 125 °C

100

0.5

µA

ICEO

Collector cut-off current

(IB = 0)

VCE = 450 V

TC = 125 °C

100

0.5

µA

IEBO

Emitter cut-off current

(IC = 0)

VEB = 5 V

VCEO(sus)

(1)

Pulsed duration = 300 µs, duty cycle

≤1.5%

Collector-emitter

sustaining voltage (IB = 0)

IC = 10 mA

L = 10 mH

Vclamp = 400 V

see

Figure 12

400

VCE(sat)

(1)

Collector-emitter

saturation voltage

IC = 8 A

IB = 100 mA

IC = 10 A

IB = 250 mA

IC = 12 A

IB = 300 mA

1.6

1.8

VBE(sat)

(1)

Base-emitter saturation

voltage

IC = 8 A

IB = 100 mA

IC = 10 A

IB = 250 mA

IC = 12 A

IB = 300 mA

2.2

2.5

2.7

hFE

(1)

DC current gain

IC = 5 A

VCE = 10 V 300

Diode forward voltage

IF = 10 A

2.5

Functional test

VCC = 24 V

L = 7 mH

Vclamp = 400 V

see

Figure 9

Inductive Load

Storage time

Fall time

IC = 7 A

Vclamp = 300 V

IB = 70 mA

L = 7 mH

VBE = 0

RBE = 47 Ω

VCC = 12 V

see

Figure 11

0.5

µs

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