ST26025A
PNP power Darlington transistor
Features
■
■
High current monolithic Darlington configuration
Integrated antiparallel collector-emitter diode
Applications
■
■
Automotive fan control
Linear and switching industrial equipment
Description
The ST26025A is an epitaxial-base PNP power transistor in monolithic Darlington configuration mounted in TO-3 metal case. It is intended for general purpose amplifier and low frequency switching applications.
1
2
TO-3
TAB
Figure 1.
Internal schematic diagrams
R
1
typ. = 8 k
Ω
R
2
typ. = 60
Ω
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Table 1.
Device summary
Order code
ST26025A
Marking
26025A
October 2010 Doc ID 18031 Rev 1
Package
TO-3
Packaging
Tray
1/7 www.st.com
7
Electrical ratings
Table 2.
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CM
I
B
P
TOT
T
STG
T
J
Absolute maximum ratings
Parameter
Collector-base voltage (I
E
= 0)
Collector-emitter voltage (I
B
= 0)
Emitter-base voltage (I
C
= 0)
Collector current
Collector peak current (T
P
< 5 ms)
Base current
Total dissipation at T
C
= 25 °C
Storage temperature
Max. operating junction temperature
Table 3.
Symbol
R thJC
Thermal data
Parameter
Thermal resistance junction-case max.
ST26025A
Value
- 100
- 100
- 5
- 20
- 40
- 0.5
160
- 65 to 200
200
Unit
A
W
A
A
V
V
V
°C
Value
1.1
Unit
°C/W
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2/7 Doc ID 18031 Rev 1
ST26025A Electrical characteristics
T case
= 25 °C; unless otherwise specified.
Table 4.
V
CEO(sus)
(1)
V
V
Symbol
I
I
I
CEV
CEO
EBO
CE(sat)
(1)
BE(sat)
(1)
Electrical characteristics
Parameter
Collector cut-off current
(V
BE
= 1.5 V)
Collector cut-off current
(I
B
= 0)
Emitter cut-off current
(I
C
= 0)
V
V
V
V
CE
CE
CE
EB
Test conditions
= - 500 V
= - 500 V T
= - 50 V
= - 5 V
C
= 150 °C
Min.
Typ.
Max.
Unit
- 0.5
- 5 mA mA
Collector-emitter sustaining voltage (I
B
= 0)
Collector-emitter saturation voltage
I
C
= - 2 mA
I
C
= - 100 mA
I
C
= - 10 A I
B
= - 40 mA
I
C
= - 20 A I
B
= - 200 mA
- 90
- 100
Base-emitter saturation voltage
I
C
= - 20 A I
B
= - 200 mA h
FE
(1) h fe
DC current gain
Small signal current gain
I
C
= - 2 A V
CE
= - 3 V
I
C
= - 10 A V
CE
= - 3 V
I
C
= - 30 A V
CE
= - 3 V
4500
750
200
I
C
= - 3 A V
CE
= - 10 V f = 1 kHz
300
C
CBO
Collector base capacitance (I
E
= 0)
V
CB
= - 10 V f = 100 kHz
1.
Pulse test: pulse duration
≤
300 µs, duty cycle
≤
2 %
- 1
- 2
- 2
- 3
- 4
18000
600 mA mA
V
V
V
V
V pF
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Doc ID 18031 Rev 1 3/7
Package mechanical data
3 Package mechanical data
ST26025A
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK
®
packages, depending on their level of environmental compliance. ECOPACK
® specifications, grade definitions and product status are available at: www.st.com
.
ECOPACK
®
is an ST trademark.
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4/7 Doc ID 18031 Rev 1
ST26025A
DIM.
E
G
N
C
D
A
B
U
V
P
R min.
11.00
0.9
7
1.50
8 .
3 2
19.00
10.70
16.50
25.00
4.00
38 .50
3 0.00
TO-
3
mechanical data
mm.
typ
Package mechanical data max.
1 3 .10
1 .15
1.65
8 .92
20.00
11.10
17.20
26.00
4.09
3 9.
3 0
3 0.
3 0
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001592 3 C
Doc ID 18031 Rev 1 5/7
Revision history
Table 5.
Date
12-Oct-2010
Document revision history
Revision
1 Initial release
Changes
ST26025A
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6/7 Doc ID 18031 Rev 1
ST26025A
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