SGS Thomson Microelectronics BU941ZT, BUB941ZT Datasheet
BU941ZT/BU941ZTFP
BUB941ZT
HIGH VOLTAGE IGNITION COIL DRIVER
NPN POWER DARLINGTON
■ VERYRUGGED BIPOLARTECHNOLOGY
■ BUILTIN CLAMPINGZENER
■ HIGH OPERATINGJUNCTION
TEMPERATURE
■ WIDERANGE OF PACKAGES
■ SURFACE-MOUNTING D2PAK(TO-263)
POWERPACKAGEIN TUBE (NO SUFFIX)
OR IN TAPE& REEL (SUFFIX ”T4”)
APPLICATIONS
■ HIGH RUGGEDNESSELECTRONIC
IGNITIONS
INTERNAL SCHEMATIC DIAGRAM
January 1999
1
3
D2PAK
TO-263
1
2
3
TO-220
1
2
3
ABSOLUTE MAXIMUM RATINGS
Symb o l Param et e r Val ue Uni t
V
CEO
Collector-Emitter Voltage (IB= 0 ) 350 V
V
EBO
Emitter-Base Voltage (IC=0) 5 V
I
C
Collector Current 15 A
I
CM
Collector Peak Curre nt 30 A
I
B
Base Current 1 A
I
BM
Base Peak Current 5 A
BU941ZT BU941 ZTFP BUB94 1Z T
P
tot
Tot al Dissipat ion at Tc=25oC 150 55 150 W
T
stg
Sto rage Tem pe r ature -65 t o 175 -65 to 175 -65 to 175
o
C
T
j
Max. Operat ing Ju nc t io n T emperat ure 175 175 175
o
C
TO-220FP
1/8
THERMAL DATA
TO-220
D2PAK
TO - 2 20FP
R
thj-case
Ther mal Resistan ce Junction- ca s e Max 1 2.7
o
C/W
ELECTRICAL CHARACTERISTICS (T
case
=25oC unlessotherwise specified)
Symbol Parameter Test Condition s Min. Typ. Max. Unit
I
CEO
Collec t or Cut-of f
Current (I
B
=0)
V
CE
=300V
V
CE
=300V Tj=125oC
100
0.5
µA
mA
I
EBO
Emitt er Cut-off Curren t
(I
C
=0)
V
EB
=5V 20 mA
V
CL
∗ Clamping Voltage IC= 10 0 mA 350 500 V
V
CE(sat)
∗ Collect or- Emit t er
Saturation Voltage
IC=8A IB=100mA
I
C
=10A IB=250mA
1.8
1.8
V
V
V
BE(sat)
∗ Ba se-Emi tt er
Saturation Voltage
IC=8A IB=100mA
I
C
=10A IB=250mA
2.2
2.5
V
V
h
FE
∗ DC Current Gain IC=5A VCE= 1 0 V 300
V
F
Diode F orw a rd Voltag e IF=10A 2.5 V
Func tional Test
(see fig. 1)
V
CC
=24V L=7mH 10 A
t
s
t
f
INDUCTIV E LOAD
Storage Time
Fall Time
(see fig. 3)
VCC=12V L=7mH V
clamp
=300V
I
C
=7A IB=70mA
V
BE
=0 RBE=47Ω
15
0.5
µs
µs
∗
Pulsed: Pulse duration = 300 µs, duty cycle 1.5 %
Safe OperatingArea DC Current Gain
BU941ZT / BU941ZTFP / BUB941ZT
2/8
DCCurrent Gain
Collector-emitterSaturation Voltage
Base-emitterSaturation Voltage
Collector-emitterSaturationVoltage
Base-emitterSaturation Voltage
Collector-emitterSaturationVoltage
BU941ZT / BU941ZTFP / BUB941ZT
3/8
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