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STA474A
Absolute maximum ratings
Symbol VCBO VCEO VEBO IC ICP IB PT Tj Tstg θj-c NPN 60 60 6 2 4 (PW≤1ms, Du≤25%) 0.5
PNP + NPN Darlington H-bridge
External dimensions D • • • STA (10-pin)
(Ta=25°C)
Ratings PNP –60 –60 –6 –2 –4 (PW≤1ms, Du≤25%) –0.5 4 (Ta=25°C) 20 (Tc=25°C) 150 –40 to +150 6.25
Unit V V V A A A W °C °C °C/W
sEquivalent circuit diagram
1
R1 R2
10
3 2 9 4
R3 R4
8 7
5
6
R1: 4kΩ typ R2: 100Ω typ R3: 4kΩ typ R4: 150Ω typ
Characteristic curves
IC-VCE Characteristics (Typical)
NPN
4
A 0.0m IB=1 A 4.0m A 2.0m
A 0.6m 0.4mA
0.3mA
IC-VBE Temperature Characteristics (Typical)
PNP NPN
4
–5.0mA
0.0 mA
(VCE=4V)
–4
3
IB=
–2.0mA
–1
–3
A 1.2m
3
–1.2mA –1.0mA
IC (A)
IC (A)
2
–2
–0.8mA –0.6mA –0.5mA –0.4mA
IC (A)
2
1
–1
–0.
STA474A Datasheet
