BU508A STMicroelectronics, BU508A Datasheet - Page 2

• Manufacturer Part Number: BU508A
• Description: TRANSISTOR NPN 700V 8A TO-247
• Manufacturer: STMicroelectronics

Specifications of BU508A

• Transistor Type: NPN
• Current - Collector (ic) (max): 8A
• Voltage - Collector Emitter Breakdown (max): 700V
• Vce Saturation (max) @ Ib, Ic: 1V @ 2A, 4.5A
• Current - Collector Cutoff (max): 1mA
• Power - Max: 125W
• Frequency - Transition: 7MHz
• Mounting Type: Through Hole
• Package / Case: TO-247-3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Dc Current Gain (hfe) (min) @ Ic, Vce: -
• Other names: 497-2599-5

BU208A / BU508A / BU508AFI
THERMAL DATA
ELECTRICAL CHARACTERISTICS (T
2/8
Safe Operating Area (TO-3)
V
Pulsed: Pulse duration = 300 s, duty cycle 1.5 %
V
Symbol
V
R
CEO(sus)
CE(sat)
BE(sat)
V
thj-case
I
I
CES
EBO
EBO
f
t
t
T
s
f
Thermal Resistance Junction-case
Collector Cut-off
Current (V
Emitter Cut-off Current
(I
Collector-Emitter
Sustaining Voltage
(I
Emitter Base Voltage
(I
Collector-Emitter
Saturation Voltage
Base-Emitter
Saturation Voltage
INDUCTIVE LOAD
Storage Time
Fall Time
Transition Frequency
C
B
C
= 0)
= 0)
= 0)
Parameter
BE
= 0)
V
V
V
I
I
I
I
I
L
I
C
E
C
C
C
C
C
CE
CE
EB
= 100 mA
= 10 mA
= 4.5 A
= 4.5 A
= 4.5 A
= 0.1 A
= 0.9 mH
= 5 V
= 1500 V
= 1500 V
case
= 25
Test Conditions
h
V
FE
o
CE
L
C unless otherwise specified)
B
= 2.5 V
= 5 V
= 3 H
Safe Operating Areas (TO-218/ISOWATT218)
Max
T
I
I
C
B
B
f = 5 MHz
CC
= 125
= 2 A
= 2 A
= 140 V
TO-3
1
o
C
TO-218
Min.
700
10
1
ISOWATT218
Typ.
550
7
7
2.5
Max.
100
1.3
1
2
1
o
Unit
MHz
mA
mA
C/W
ns
V
V
V
V
A
s