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  Datasheet File OCR Text:
 STA485A
Absolute maximum ratings
Symbol VCBO VCEO VEBO IC ICP IB PT Tj Tstg Ratings 10015 10015 6 1 2.5 (PW1ms, Du25%) 0.5 4 (Ta=25C) 16 (Tc=25C) 150 -40 to +150
NPN Darlington With built-in avalanche diode
(Ta=25C)
External dimensions D
***
STA400
Electrical characteristics
ymbol ICBO IEBO VCEO hFE VCE(sat) VBE(sat) VFEC ton tstg tf fT Cob 85 2000 100 5000 1.0 1.6 1.4 0.5 2.5 1.0 50 14 Specification min typ max 10 3 115 10000 1.5 2.2 1.8 V V V Unit
(Ta=25C)
Unit V V V A A A W C C
Conditions VCB=85V VEB=6V IC=1mA VCE=4V, IC=0.5A IC=0.5A, IB=1mA IFEC=0.5A VCC 30V, IC=0.5A, IB1=-IB2=1mA VCE=12V, IE=-0.1A VCE=10V, f=1MHz
A
mA V
s s s
MHz pF
sEquivalent circuit diagram
3 2 1
R1 R2
5 4 6
7 8
9
10
R1: 5k typ R2: 400 typ
Characteristic curves
IC-VCE Characteristics (Typical)
2.5
5m
hFE-IC Characteristics (Typical)
10000 5000
hFE-IC Temperature Characteristics (Typical)
20000 10000
(VCE=4V)
typ
(VCE=4V)
2m 1m
A
A A
2
IB=
A 0.5m
0.3m A
IC (A)
1.5
1000
hFE
hFE
1000
C 5 12 C 75 C 25 C 30 -
A 0.2m
500
1
100
0.5
50
100
0 0
1
2
3
4
5
6
20 0.01
0.1
1
2.5
30 0.01
0.1
1
2.5
VCE (V)
IC (A)
IC (A)
VCE(sat)-IC Temperature Characteristics (Typical)
3
VCE(sat)-IB Temperature Characteristics (Typical)
3
125C 75C 25C
IC-VBE Temperature Characteristics (Typical)
2.5
(IB=2mA)
(IC=0.5A)
(VCE=4V)
2
VCE (sat) (V)
VCE (sat) (V)
2
2
-30C
IC (A)
1
1.5
25C
-30C
1
1
0.5
75C
5C 75 C 25 C -30 C
125C
0 0.01
0.1
IC (A)
1
5
0 0.05 0.1
1
10
100
0 0
12
1
2
3
IB (mA)
VBE (V)
j-a-PW Characteristics
30
20
PT-Ta Characteristics
5
With Silicone Grease Natural Cooling Heatsink: Aluminum
Safe Operating Area (SOA)
S 0 10
15
10
1
W ith
m S
j-a (C / W)
10
1m
PT (W)
IC (A)
In ite fin
S
10
a He tsi nk
5
5 Without Heatsink
0.1
2
1 5 10 50 100 500 1000
Single Pulse Without Heatsink Ta=25C
PW (mS)
0 -40
0
50
100
150
0.01 1
10
100
200
Ta (C)
VCE (V)
154


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