UTC BU208A
DESCRIPTION
SILICON DIFFUSED POWER TRANSISTOR
The UTC BU208A is a high voltage, high power, high
speed switching NPN transistor in a mental envelope,
primarily for use in power supply and horizontal deflection
circuits of color television receivers.
1
TO-3
3
2
1: Base;
2: Emitter;
3: Collector
QUICK REFERENCE DATA
PARAMETER
Collector-emitter voltage peak value
Collector-emitter voltage (open base)
Collector current (DC)
Collector current peak value
Total power dissipation
Collector-emitter saturation voltage
Fall time
SYMBOL
V
CESM
V
CEO
I
C
I
CM
P
D
V
CEsat
tf
TEST CONDITIONS
V
BE
=0V
MIN
MAX
1500
700
8
15
150
1.0
1.0
UNIT
V
V
A
A
W
V
µs
Tc=25°C
Ic=4.5A; I
B
=2.0A
Ic=4.5A, I
B1
=-1/2 I
B2
=1.8A,
Vcc=100V
LIMITING RATINGS
PARAMETER
Collector-emitter voltage peak value
Collector-emitter voltage (open base)
Collector current (DC)
Collector current peak value
Base current (DC)
Base current peak value
Total power dissipation
Storage temperature
Junction temperature
SYMBOL
V
CESM
V
CEO
I
C
I
CM
I
B
I
BM
P
D
Tstg
Tj
TEST CONDITIONS
V
BE
=0V
MIN
MAX
1500
700
8
15
2
4
150
+150
150
UNIT
V
V
A
A
A
A
W
°C
°C
Tc=25°C
-55
UTC
UNISONIC TECHNOLOGIES CO. LTD
1
QW-R205-005,A
UTC-IC [ UNISONIC TECHNOLOGIES ]
