BUX348
FAST-SWITCHING POWER TRANSISTOR
■STMicroelec tronic s PREF ERRE D
SALESTYPE
■NPN TRANSISTOR
■HIG H VOLTA G E
■FAST SWITCHING
■OFF-LINE APPLICATIONS TO 380 V
APPLICATIONS
■SWI TCH MO DE P OW ER SUP P LIE S
■UNINTE RRUPT ABLE PO WE R SUPP LY
■DC AND AC MOT O R CONTRO L
®
INTERNAL SCHEMATI C DIAG RAM
March 2003
12
TO-3
(version "S ")
A BSO LUT E MAX IMU M RAT IN GS
Symbol Parameter Value Unit
VCEV Collector-Emitter Voltage (VBE = -1.5 V) 850 V
VCEO Collector-Emitter Voltage (IB = 0) 450 V
VEBO Emitter-Base Voltage (IC = 0) 7 V
ICCollector Current 45 A
ICM Collector Peak C urrent 60 A
IBBase Current 9 A
IBM Base Peak Current (tp < 5 ms) 15 A
Ptot Total Power Dissipation at Tcase ≤ 25 oC300 W
Tstg Storage Temperature -65 to 200 oC
TjJunction Temperature 200 oC
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THERMAL DATA
Rthj-case Thermal Resistance Junction-case Max 0.58 oC/W
ELE CT RICAL CHAR ACT ERISTICS (Tcase = 25 oC unless otherwise specif ied)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
ICER Collector Cut-off
Current (RBE = 10 Ω)VCE = VCEV
VCE = VCEV Tc = 100 oC0.4
2mA
mA
ICEV Collector Cut-off
Current
(VBE = -1.5V)
VCE = VCEV
VCE = VCEV Tc = 100 oC0.4
2mA
mA
IEBO Emitter Cut-off
Current (IC = 0) VEB = 5 V 2 mA
VCEO(sus)∗Collector-Emitter
Sustaining Voltage
(IB = 0)
IC = 0.2 A L = 25 mH 450 V
VEBO Emitter-Base Voltage
(IC = 0) IE = 100 mA 7 V
VCE(sat)∗Collector-Emitter
Saturation Voltage IC = 30 A IB = 6 A
IC = 30 A IB = 6 A Tj = 100 oC0.7
1.35 0.9
2V
V
VBE(sat)∗Base-Emitter
Saturation Voltage IC = 30 A IB = 6 A
IC = 30 A IB = 6 A Tj = 100 oC1.12
1.1 1.5
1.5 V
V
diC/dt Rated of Rise on-state
Collector Current VCC = 300V IB1 = 9 A RC = 0
tp = 3µs Tj = 100 oC125 250 A/µs
VCE(3µs)∗Collector-Emitter
Dynamic Voltage VCC = 300V IB1 = 9 A
RC = 10 Ω Tj = 100 oC4.4 8 V
VCE(5µs)∗Collector-Emitter
Dynamic Voltage VCC = 300V IB1 = 9 A
RC = 10 Ω Tj = 100 oC2.3 4 V
INDUCTI V E LOAD
Symbol Parameter Test Conditions Min. Typ. Max. Unit
ts
tf
tc
Storage Time
Fall Time
Crossover Time
VCC = 50 V VClamp = 450 V
IC = 30 A IB1 = 6 A
VBB = -5 V LC = 80 µH
RBB = 0.4 Ω Tj = 100 oC
2.75
0.12
0.44
4.5
0.4
0.7
µs
µs
µs
VCEW Maximum Collector
Emitter Voltage
without Snubber
VCC = 50 V ICWoff = 45 A
VBB = -5 V IB1 = 6 A
LC = 55 µH RBB = 0.4 Ω
Tj = 125 oC
450 V
* Pulsed : Pulse du ration = 300 ms , duty cycle = 2%
BUX348
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DIM. mm inch
MIN. TYP. MAX. MIN. TYP. MAX.
A 11.00 13.10 0.433 0.516
B 1.47 1.60 0.058 0.063
C 1.50 1.65 0.059 0.065
D 8.32 8.92 0.327 0.351
E 19.00 20.00 0.748 0.787
G 10.70 11.10 0.421 0.437
N 16.50 17.20 0.649 0.677
P 25.00 26.00 0.984 1.023
R 4.00 4.09 0.157 0.161
U 38.50 39.30 1.515 1.547
V 30.00 30.30 1.187 1.193
E
B
R
C
D
A
P
G
N
V
U
O
P003O
TO-3 (version S) MECHANICAL DATA
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