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BU941ZP_08 Datasheet, PDF (3/11 Pages) STMicroelectronics – High voltage ignition coil driver NPN power Darlington transistors
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BU941ZP BU941ZPFI
2
Electrical characteristics
Electrical characteristics
(Tcase = 25°C; unless otherwise specified)
Table 4. Electrical characteristics
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
ICEO
Collector cut-off current
(IB = 0)
VCE = 300 V
VCE = 300 V
Tj = 125 °C
100 µA
0.5 mA
IEBO
Emitter cut-off current
(IC = 0)
VEB = 5 V
20 mA
VClamp(1) Clamping voltage
IC = 100 mA
350
500 V
VCE(sat)(1)
Collector-emitter
saturation voltage
IC = 8 A
IC = 10 A
IC = 12 A
IB = 100 mA
IB = 250 mA
IB = 300 mA
1.8 V
1.8 V
2
V
VBE(sat)(1)
Collector-emitter base
voltage
IC = 8 A
IC = 10 A
IC = 12 A
IB = 100 mA
IB = 250 mA
IB = 300 mA
2.2 V
2.5 V
2.7 V
hFE(1)
DC current gain
IC = 5 A
VCE = 10 V
300
Functional test
VCC = 24 V L = 7 mH
10
A
Figure 13.
Inductive load
ts
Storage time
tf
Fall time
VCC = 12 V
L = 7 mH
VBE(off) = 0 V RBE = 47 Ω
15
µs
VClamp = 300 V IC = 7 A
0.5
µs
IB1 = 70 mA
VF
Diode forward voltage IF = 10 A
2.5 V
1. Pulsed duration = 300 µs, duty cycle ≤ 1.5%.
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