STMICROELECTRONICS STSA851-AP

STSA851
Low voltage fast-switching NPN power transistor
Features
■
Very low collector to emitter saturation voltage
■
High current gain characteristic
■
Fast-switching speed
Applications
■
Emergency lighting
■
Voltage regulators
■
Relay drivers
■
High efficiency low voltage switching
applications
TO-92
Description
Figure 1.
TO-92AP
Internal schematic diagram
The device is manufactured in NPN planar
technology by using a "base island" layout. the
resulting transistor shows exceptional high gain
performance coupled with very low saturation
voltage.
Table 1.
Device summary
Order code
Marking
Package
Packaging
STSA851
SA851
TO-92
Bulk
STSA851-AP
SA851
TO-92AP
Ammopack
March 2008
Rev 3
1/11
www.st.com
11
STSA851
Contents
1
Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1
Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2
Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2/11
STSA851
1
Electrical ratings
Electrical ratings
Table 2.
Absolute maximum rating
Symbol
Parameter
Value
Unit
VCBO
Collector-base voltage (IE = 0)
150
V
VCEO
Collector-emitter voltage (IB = 0)
60
V
VEBO
Emitter-base voltage (IC = 0)
7
V
Collector current
5
A
Collector peak current (tP < 5 ms)
20
A
Base current
1
A
1.1
W
-65 to 150
°C
150
°C
IC
ICM
IB
Ptot
Total dissipation at Tamb = 25 °C
Tstg
Storage temperature
TJ
Table 3.
Symbol
Rthj-amb
Max. operating junction temperature
Thermal data
Parameter
Thermal resistance junction-ambient
__
max
Value
Unit
114
°C/W
3/11
Electrical characteristics
2
STSA851
Electrical characteristics
(Tcase = 25 °C unless otherwise specified)
Table 4.
Electrical characteristics
Symbol
Parameter
ICBO
Collector cut-off current
(IE = 0)
IEBO
Emitter cut-off current
(IC = 0)
Test conditions
Typ.
VCB = 120 V
VCB = 120 V
TC = 100 °C
VEB = 7 V
Max.
Unit
50
1
nA
µA
10
nA
Collector-base
V(BR)CBO (1) breakdown Voltage
(IE = 0)
IC = 100 µA
150
V
Collector-emitter
breakdown Voltage
(IB = 0)
IC = 10 mA
60
V
Emitter-base breakdown
IE = 100 µA
V(BR)EBO (1) Voltage
(IC = 0)
7
V
V(BR)CEO
VCE(sat)
(1)
(1)
VBE(sat) (1)
hFE
fT
CCBO
ton
ts
tf
IC = 100 mA
IB = 5 mA
10
50
mV
IC = 1 A
_
IB = 50 mA
70
120
mV
IC = 2 A
_
IB = 50 mA
140
200
mV
IC = 5 A
_
IB = 200 mA
320
450
mV
IC = 4 A
IB = 200 mA
1
1.15
V
IC = 10 mA
V CE = 1 V
150
300
IC = 2 A
V CE = 1 V
150
270
IC = 5 A
V CE = 1 V
90
140
IC = 10 A
V CE = 1 V
30
50
Transition frequency
VCE = 10 V
IC = 100 mA
130
MHz
Collector-base
capacitance
VCB = 10 V
f = 1 MHz
45
pF
IC = 1 A
VCC = 10 V
55
ns
1.35
µs
120
ns
Collector-emitter
saturation voltage
Base-emitter saturation
voltage
DC current gain
Resistive load
Turn-on time
Storage time
Fall time
IB1 = -IB2 = 0.1 A
1. Pulsed duration = 300 µs, duty cycle ≥ 1.5%.
4/11
Min.
350
STSA851
2.1
Electrical characteristics
Electrical characteristics (curves)
Figure 2.
Output characteristics
Figure 3.
DC current gain
Figure 4.
Collector-emitter saturation
voltage
Figure 5.
Collector-emitter saturation
voltage
Figure 6.
Base-emitter saturation
voltage
Figure 7.
Base-emitter on voltage
5/11
Electrical characteristics
Figure 8.
Switching times resistive
load
STSA851
Figure 9.
Figure 10. Capacitance
2.2
Test circuit
Figure 11. Resistive load switching test circuit
1) Fast electronic switch
2) Non-inductive resistor
6/11
Switching times resistive
load
STSA851
3
Package mechanical data
Package mechanical data
In order to meet environmental requirements, ST offers these devices in ECOPACK®
packages. These packages have a Lead-free second level interconnect. The category of
second level interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97. The maximum ratings related to soldering
conditions are also marked on the inner box label. ECOPACK is an ST trademark.
ECOPACK specifications are available at: www.st.com
7/11
Package mechanical data
STSA851
TO-92 BULK SHIPMENT MECHANICAL DATA
DIM.
mm.
MIN.
TYP
MAX.
A
4.32
4.95
b
0.36
0.51
D
4.45
4.95
E
3.30
3.94
e
2.41
2.67
e1
1.14
1.40
L
12.70
15.49
R
2.16
2.41
S1
0.92
1.52
W
0.41
V
0.56
5
O
0102782 C
8/11
STSA851
Package mechanical data
TO-92 AMMOPACK SHIPMENT (Suffix”-AP”) MECHANICAL DATA
DIM.
A1
T
T1
T2
d
P0
P2
F1,F2
delta H
W
W0
W1
W2
H
H0
H1
D0
t
L
I1
delta P
MIN.
12.50
5.65
2.44
-2.00
17.50
5.70
8.50
mm.
TYP
12.70
6.35
2.54
18.00
6.00
9.00
18.50
15.50
16.00
3.80
4.00
3.00
-1.00
MAX.
4.80
3.80
1.60
2.30
0.48
12.90
7.05
2.94
2.00
19.00
6.30
9.25
0.50
20.50
16.50
25.00
4.20
0.90
11.00
1.00
9/11
Revision history
4
STSA851
Revision history
Table 5.
10/11
Document revision history
Date
Revision
05-Sep-2003
2
25-Mar-2008
3
Changes
New graphics.
STSA851
Please Read Carefully:
Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the
right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any
time, without notice.
All ST products are sold pursuant to ST’s terms and conditions of sale.
Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no
liability whatsoever relating to the choice, selection or use of the ST products and services described herein.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this
document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products
or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such
third party products or services or any intellectual property contained therein.
UNLESS OTHERWISE SET FORTH IN ST’S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED
WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED
WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS
OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT.
UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZE REPRESENTATIVE OF ST, ST PRODUCTS ARE NOT
RECOMMENDED, AUTHORIZED OR WARRANTED FOR USE IN MILITARY, AIR CRAFT, SPACE, LIFE SAVING, OR LIFE SUSTAINING
APPLICATIONS, NOR IN PRODUCTS OR SYSTEMS, WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY,
DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ST PRODUCTS WHICH ARE NOT SPECIFIED AS “AUTOMOTIVE
GRADE” MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER’S OWN RISK.
Resale of ST products with provisions different from the statements and/or technical features set forth in this document shall immediately void
any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever, any
liability of ST.
ST and the ST logo are trademarks or registered trademarks of ST in various countries.
Information in this document supersedes and replaces all information previously supplied.
The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners.
© 2008 STMicroelectronics - All rights reserved
STMicroelectronics group of companies
Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America
www.st.com
11/11