BC 635
… BC 639
Maximum Ratings
Parameter
Symbol Values
BC 635
Unit
BC 637
60
BC 639
80
Collector-emitter voltage
Collector-base voltage
Emitter-base voltage
Collector current
VCE0
VCB0
VEB0
45
45
V
60
100
5
I
I
I
I
C
1
A
Peak collector current
Base current
CM
1.5
B
100
200
0.8 (1)
150
mA
Peak base current
BM
= 90 ˚C1)
P
tot
W
Total power dissipation, T
C
Junction temperature
Tj
˚C
Storage temperature range
Tstg
– 65 … + 150
Thermal Resistance
Junction - ambient1)
Junction - case2)
R
th JA
th JC
≤ 156
≤ 75
K/W
R
1)
If the transistors with max. 4 mm lead length are fixed on PCBs with a min. 10 mm × 10 mm large copper area
for the collector terminal, Rth JA = 125 K/W and thus Ptot max = 1 W at TA = 25 ˚C.
Mounted on Al heat sink 15 mm × 25 mm × 0.5 mm.
2)
Semiconductor Group
2
INFINEON [ Infineon ]
