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STA457C PNP + NPN Darlington H-bridge
External dimensions D • • • STA (10-pin)
Absolute maximum ratings
Symbol
NPN
Ratings
PNP
VCBO
60
–60
VCEO
60
–60
VEBO
6
–6
IC
4
–4
ICP
8 (PW≤10ms, Du≤50%)
–8 (PW≤10ms, Du≤50%)
4 (Ta=25°C) PT
20 (Tc=25°C)
Tj
150
Tstg
–40 to +150
sEquivalent circuit diagram
2
7
R3 R4
1
6
38
4
9
R1 R2
5
10
R1: 3kΩ typ R2: 200Ω typ R3: 2kΩ typ R4: 150Ω typ
(Ta=25°C) Unit
V V V A A
W
°C °C
176
Characteristic curves
IC (A)
6
4
2
0 0
20000 10000
5000 1000
500
NPN
IB=4.0m2A.0mA 1.2mA 0.8mA 0.6mA 0.5mA 0.4mA
IC-VCE Characteristics (Typical)
–6 –5 –4 –3 –2
IB=–2.3mA
PNP
–1.8mA –1.5mA –1.2mA –1.0mA –0.
STA457C Datasheet
