BAS78A
BAS78A...BAS78D
Silicon Switching Diodes
Switching applications High breakdown voltage
3 2 1
2, 4 1
EHA00004
VPS05163
Type BAS78A BAS78B BAS78C BAS78D Maximum Ratings Parameter Diode reverse voltage Peak reverse voltage
Forward current Peak forward current
Marking BAS 78A BAS 78B BAS 78C BAS 78D 1=A 1=A 1=A 1=A
Pin Configuration 2=C 2=C 2=C 2=C 3 = n.c. 4 = C 3 = n.c. 4 = C 3 = n.c. 4 = C 3 = n.c. 4 = C
Package SOT223 SOT223 SOT223 SOT223
Symbol VR VRM
IF IFM IFS Ptot Tj Tstg
BAS 78A 50 50
BAS 78B 100 100
1 1 10 1.2
BAS 78C 200 200
BAS 78D 400 400
Unit V
Surge forward current, t = 1 s Total power dissipation , TS = 124 °C Junction temperature Storage temperature
W °C
150 -65 ... 150
Thermal Resistance Junction
- soldering point 1) Rth JS
22
K/W
1For calculation of R th JA please refer to Application Note Thermal Resistance
Aug-20-2001
BAS78A...BAS78D
Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter Symbol Values min. DC...
