Philips Semiconductors
Objective specification
Silicon Diffused Power Transistor
BUJ205A
GENERAL DESCRIPTION
High-voltage, high-speed planar-passivated npn power switching transistor in TO220AB envelope intended for use
in high frequency electronic lighting ballast applications, converters, inverters, switching regulators, motor control
systems, etc.
QUICK REFERENCE DATA
SYMBOL PARAMETER
CONDITIONS
TYP. MAX. UNIT
VCESM
VCBO
VCEO
IC
Collector-emitter voltage peak value
VBE = 0 V
-
-
-
-
-
-
-
-
850
850
450
8
V
V
Collector-Base voltage (open emitter)
Collector-emitter voltage (open base)
Collector current (DC)
V
A
A
ICM
Collector current peak value
Total power dissipation
Collector-emitter saturation voltage
Fall time
12
Ptot
VCEsat
tf
Tmb ≤ 25 ˚C
125
1.5
300
W
V
IC = 5.0 A;IB = 1.0 A
Ic=6A,IB1=1.2A
µs
PINNING - TO220AB
PIN CONFIGURATION
SYMBOL
PIN
1
DESCRIPTION
c
tab
base
2
collector
emitter
b
3
tab collector
e
1 2 3
LIMITING VALUES
Limiting values in accordance with the Absolute Maximum Rating System (IEC 134)
SYMBOL PARAMETER
CONDITIONS
MIN. MAX. UNIT
VCESM
VCEO
VCBO
IC
Collector to emitter voltage
VBE = 0 V
-
850
450
850
8
V
V
Collector to emitter voltage (open base)
Collector to base voltage (open emitter)
Collector current (DC)
-
-
V
-
A
ICM
Collector current peak value
Base current (DC)
-
12
A
IB
IBM
Ptot
Tstg
Tj
-
4
6
125
150
150
A
Base current peak value
Total power dissipation
-
-
A
Tmb ≤ 25 ˚C
W
˚C
˚C
Storage temperature
-65
-
Junction temperature
THERMAL RESISTANCES
SYMBOL PARAMETER
CONDITIONS
TYP. MAX. UNIT
Rth j-mb
Rth j-a
Junction to mounting base
Junction to ambient
-
1
-
K/W
K/W
in free air
60
August 1998
1
Rev 1.000