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BU941Z_15 Datasheet, PDF (2/5 Pages) Unisonic Technologies – NPN POWER DARLINGTON HIGH VOLTAGE IGNITION COIL DRIVER
BU941Z
NPN SILICON TRANSISTOR
 ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Collector-Emitter Voltage
VCEO
350
V
Emitter-Base Voltage
Collector Current
VEBO
5
V
IC
15
A
Collector Peak Current
Base Current
ICM
30
A
IB
1
A
Base Peak Current
IBM
Total Power Dissipation
(TC=25C)
TO-3P
TO-220/TO263
PD
5
W
155
W
150
W
Junction Temperature
TJ
+175
C
Storage Temperature
TSTG
-65 ~ +175
C
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
 ELECTRICAL CHARACTERISTICS (Tc=25C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Clamping Voltage
VCL* IC=10mA
Collector Cut-Off Current
ICEO
VCE=300V
VCE=300V, TJ=125C
Emitter Cut-off Current
Collector-Emitter Saturation
Voltage
IEBO
VCE(SAT)*
VEB=5V, IC=0
IC=8A, IB=100mA
IC=10A, IB=250mA
IC=12A, IB=300mA
Base-Emitter Saturation Voltage
IC=8A, IB=100mA
VBE(SAT)* IC=10A, IB=250mA
DC Current Gain
IC=12A, IB=300mA
hFE* VCE=10V, IC=5A
Diode Forward Voltage
Functional Test
VF
IF=10A
VCC=24V, VCLAMP=400V, L=7mH
(see Functional Test Circuit)
Fall Time
Storage Time
tF
VCC=12V, VCLAMP=300V, VBE=0,
RBE=47Ω, L=7mH, IC=7A, IB=70mA
tS
(see Fig.1)
*Pulsed: Pulse duration=300μs, duty cycle 1.5%
MIN TYP MAX UNIT
350
500 V
100 μA
0.5 mA
20 mA
1.6
1.8 V
2
2.2
2.5 V
2.7
300
2.5 V
10
A
0.5
μs
15
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R214-022.E