NPN medium power transistors
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
VCBO
VCEO
VEBO
Ic
I CM
IBM
Plot
Tstg
Tj
Tamb
collector-base voltage
BC140
BC141
collector-emitter voltage
BC140
BC141
emitter-base voltage
collector current (DC)
peak collector current
peak base current
total power dissipation
storage temperature
junction temperature
operating ambient temperature
open emitter
open base
open collector
Tease < 45 ' C
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
Rth j-a
Rthj-c
thermal resistance from junction to ambient
thermal resistance from junction to case
CONDITIONS
in free air
BC140; BC141
MIN. MAX. UNIT
-
80
V
100 V
-
40
V
60
V
-
7
V
-
1
A
-
1.5
A
-
200 mA
-
3.7
W
-65 +150 "C
-
175
C
-65 +150 'C
VALUE
200
35
UNIT
K/W
K/W