NPN
PNP
NPN
NPN
PNP
PNP
NPN
PNP
I
C
-V
CE
Characteristics (Typical)
I
C
-V
BE
Temperature Characteristics (Typical)
h
FE
-I
C
Characteristics (Typical)
h
FE
-I
C
Temperature Characteristics (Typical)
Characteristic curves
STA474A
PNP + NPN Darlington
H-bridge
External dimensions
D
STA (10-pin)
s
Equivalent circuit diagram
R
1
: 4k
typ R
2
: 100
typ R
3
: 4k
typ R
4
: 150
typ
2
3
1
R
3
R
4
5
4
10
8
7
6
9
R
1
R
2
(T
a
=25
C)
Symbol
Unit
V
CBO
60
60
V
V
CEO
60
60
V
V
EBO
6
6
V
I
C
2
2
A
I
CP
4 (PW
1ms, D
u
25%)
4 (PW
1ms, D
u
25%)
A
I
B
0.5
0.5
A
P
T
4 (T
a
=25
C)
W
20 (T
c
=25
C)
T
j
150
C
T
stg
40 to +150
C
j-c
6.25
C/W
0
0
1
2
4
3
1
2
3
V
CE
(V)
I
C
(A)
5
4
6
I
B
=10.0mA
4.0mA
2.0mA
1.2mA
0.6mA
0.4mA
0.3mA
0
0
1
2
4
3
1
2
3
V
CE
(V)
I
C
(A)
5
4
6
I
B
=10.0m
A
5.0mA
2.0m
A
1.2m
A
1.0mA
0.8mA
0.6mA
0.5mA
0.4mA
0.3mA
0.02
I
C
(A)
(V
CE
=4V)
0.1
0.05
1
0.5
4
30
50
1000
100
500
20000
10000
5000
h
FE
typ
0.02
I
C
(A)
0.1
0.05
1
0.5
4
50
1000
100
500
10000
5000
h
FE
(V
CE
=4V)
typ
(V
CE
=4V)
20000
10000
5000
1000
500
100
50
30
0.02
0.05
0.1
0.5
1
4
I
C
(A)
h
FE
30
C
T
a
=1
25
C
75
C
25
C
(V
CE
=4V)
10000
5000
1000
500
100
50
0.02
0.05
0.1
0.5
1
4
I
C
(A)
h
FE
30
C
T
a
=125
C
75
C
25
C
0
V
BE
(V)
2
1
3
0
3
2
1
4
I
C
(A)
(V
CE
=4V)
T
a
=125
C
75
C
25
C
30
C
0
V
BE
(V)
2
1
3
0
3
2
1
4
I
C
(A)
(V
CE
=4V)
T
a
=125
C
75
C
25
C
30
C
Ratings
NPN
PNP
Absolute maximum ratings
NPN
PNP
NPN
PNP
NPN
PNP
V
CE
(sat)-I
B
Characteristics (Typical)
V
CE
(sat)-I
C
Temperature Characteristics (Typical)
Safe Operating Area (SOA)
Characteristic curves
STA474A
Electrical characteristics
(T
a
=25
C)
NPN
PNP
Symbol
Specification
Unit
Conditions
Specification
Unit
Conditions
min
typ
max
min
typ
max
I
CBO
10
A
V
CB
=60V
10
A
V
CB
=60V
I
EBO
5
mA
V
EB
=6V
5
mA
V
EB
=6V
V
CEO
60
V
I
C
=10mA
60
V
I
C
=10mA
h
FE
2000
5000
12000
V
CE
=4V, I
C
=1A
2000
4000
10000
V
CE
=4V, I
C
=1A
V
CE
(sat)
1.1
1.5
V
I
C
=1A, I
B
=2mA
1.2
1.5
V
I
C
=1A, I
B
=2mA
V
BE
(sat)
1.8
2.2
V
1.9
2.2
V
t
on
0.5
s
V
CC
30V,
0.4
s
V
CC
30V,
t
stg
4.5
s
I
C
=1A,
1.0
s
I
C
=1A,
t
f
1.2
s
I
B
=
2mA
0.4
s
I
B
=
2mA
f
T
50
MHz
V
CE
=12V, I
E
=0.1A
100
MHz
V
CE
=12V, I
E
=0.1A
C
ob
20
pF
V
CE
=10V, f=1MHz
30
pF
V
CE
=10V, f=1MHz
V
FEC
1.3
1.8
V
I
FEC
=1A
1.3
1.8
V
I
FEC
=1A
40
0
50
100
150
20
16
12
8.0
4.0
0
P
T
(W)
T
a
(
C)
24
With Infinite Heatsink
100x100x2
50x50x2
25x50x2
Without Heatsink
With Silicone Grease
Natural Cooling
Heatsink: Aluminum
in mm
0.1
I
B
(mA)
5
1
0.5
0
2
1
3
V
CE
(sat) (V)
(I
C
=1A)
T
a
=125
C
75
C
25
C
30
C
0.1
I
B
(mA)
5
1
0.5
0
1
3
2
V
CE
(sat) (V)
(I
C
=1A)
T
a
=125
C
75
C
25
C
30
C
(I
C
/I
B
=1000)
3
2
0
0.2
0.5
1
I
C
(A)
V
CE
(sat) (V)
1
4
7
5
C
2
5
C
3
0
C
T
a
=125
C
(I
C
/I
B
=1000)
3
2
0
0.2
0.5
1
I
C
(A)
V
CE
(sat) (V)
1
4
75
C
25
C
T
a
=30
C
125
C
5
1
0.5
0.1
0.05
0.03
3
5
10
50
100
V
CE
(V)
I
C
(A)
100
s
1ms
10ms
200
Single Pulse
Without Heatsink
T
a
=25
C
5
1
0.5
0.1
0.05
0.03
3
5
10
50
100
V
CE
(V)
I
C
(A)
100
s
1ms
10ms
Single Pulse
Without Heatsink
T
a
=25
C
PW (mS)
0.5
100
1000
500
50
10
5
1
5
1
0.5
10
20
j
a
(
C / W)
0.2
P
T
-T
a
Characteristics
j-a
-PW Characteristics
V
CE
(sat)-I
C
Characteristics (Typical)
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