BU941P(1999) Ver la hoja de datos (PDF) - STMicroelectronics

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BU941P
(Rev.:1999)

HIGH VOLTAGE IGNITION COIL DRIVER NPN POWER DARLINGTON

STMicroelectronics 

BU941 / BU941P / BUB941PFI

THERMAL DATA

Rthj-ca se Thermal Resistance Junction-case Max

TO-3

0.97

TO-218

0.97

ISOW AT T21 8

2.3

oC/W

ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)

S ymb ol

P a ra m et er

Test Conditions

ICES Collector Cut-off

Current (VBE = 0)

VCE = 500 V

VCE = 500 V

Tj = 125 oC

ICEO

Collector Cut-off

Current (IB = 0)

VCE = 450 V

VCE = 450 V

Tj = 125 oC

IEBO Emitter Cut-off Current

(IC = 0)

VCEO(sus )∗ Collector-Emit ter

Sustaining Voltage

(IB = 0)

VCE(sat)∗ Collector-Emitter

Saturation Voltage

VEB = 5 V

IC = 100 mA

VClamp = 400 V

(See FIG.4)

IC = 8 A

IC = 10 A

IC = 12 A

L = 10 mH

IB = 100 mA

IB = 250 mA

IB = 300 mA

VBE(s at)∗ Base-Emitt er

Saturation Voltage

hF E∗ DC Current Gain

IC = 8 A

IC = 10 A

IC = 12 A

IC = 5 A

IB = 100 mA

IB = 250 mA

IB = 300 mA

VCE = 10 V

VF

Diode Forward Voltage IF = 10 A

Functional Test

(see fig. 1)

VCC = 24 V

L = 7 mH

VClamp = 400 V

INDUCTIVE LO AD

VCC = 12 V

ts

Storage Time

VBE = 0

tf

Fall Time

L = 7 mH

(see fig. 3)

IB = 70 mA

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

VClamp = 300 V

RBE = 47 Ω

IC = 7 A

Min. Typ.

400

300

10

15

0.5

Max.

100

0.5

100

0.5

20

1.6

1.8

2

2.2

2.5

2.7

2.5

Unit

µA

mA

µA

mA

mA

V

V

V

V

V

V

V

V

A

µs

µs

Safe Operating Area

DC Current Gain

2/8

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