STMICROELECTRONICS STX790A

STX790A
®
MEDIUM CURRENT, HIGH PERFORMANCE,
LOW VOLTAGE PNP TRANSISTOR
■
■
■
■
■
Type
Marking
STX790A
X790A
VERY LOW COLLECTOR TO EMITTER
SATURATION VOLTAGE
DC CURRENT GAIN, hFE > 100
3 A CONTINUOUS COLLECTOR CURRENT
60 V BREAKDOWN VOLTAGE (V(BR)CER)
TO-92 PACKAGE SUITABLE FOR
THROUGH-HOLE PCB ASSEMBLY
TO-92
APPLICATIONS
■ SWITCHING REGULATOR IN BATTERY
CHARGER APPLICATIONS
■ SUITABLE FOR AUTOMOTIVE
APPLICATIONS (V(BR)CER > 60V)
■ VOLTAGE REGULATION IN BIAS SUPPLY
CIRCUITS
■ HEAVY LOAD DRIVER
INTERNAL SCHEMATIC DIAGRAM
DESCRIPTION
The device is manufactured in low voltage PNP
Planar Technology by using a "Base Island"
layout.
The resulting Transistor shows exceptional high
gain performance coupled with very low
saturation voltage.
ABSOLUTE MAXIMUM RATINGS
Symbol
Value
Unit
V CBO
Collector-Base Voltage (I E = 0)
-60
V
V CER
Collector-Emitter Voltage (R BE = 47Ω)
Emitter-Base Voltage (I C = 0)
-60
V
-5
V
-3
A
V EBO
IC
Parameter
Collector Current
I CM
Collector Peak Current (t p < 5 ms)
-6
A
P tot
Total Dissipation at T amb = 25 o C
0.9
W
T stg
Storage Temperature
Tj
March 2003
Max. Operating Junction Temperature
-65 to 150
o
C
150
o
C
1/6
STX790A
THERMAL DATA
R thj-case
R thj-amb
Thermal Resistance Junction-Case
Thermal Resistance Junction-Ambient
Max
Max
o
44.6
139
o
C/W
C/W
ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)
Symbol
Parameter
Test Conditions
I CBO
Collector Cut-off
Current (I E = 0)
V CB = -30 V
V CB = -30 V
I EBO
Emitter Cut-off Current
(I C = 0)
V EB = -4 V
Min.
Typ.
T j = 100 o C
Max.
Unit
-0.1
-10
µA
µA
-1
µA
V (BR)CER ∗ Collector-Emitter
Breakdown Voltage
(R BE = 47Ω)
I C = -10 mA
-60
V
V (BR)CBO
Collector-Base
Breakdown Voltage
(I E = 0)
I C = -100 µA
-60
V
V (BR)EBO
Emitter-Base
Breakdown Voltage
(I C = 0)
I E = -100 µA
-5
V
V CE(sat) ∗
Collector-Emitter
Saturation Voltage
IC
IC
IC
IC
IC
V BE(sat) ∗
Base-Emitter
Saturation Voltage
I C = -1 A
I B = -10 mA
Base-Emitter Turn-On
Voltage
I C = -1 A
V CE = -2 V
DC Current Gain
IC
IC
IC
IC
IC
V BE(on)
h FE ∗
=
=
=
=
=
=
=
=
=
=
IB
IB
IB
IB
IB
-10 mA
-500 mA
-1 A
-2 A
-3 A
=
=
=
=
=
-0.15
-0.3
-0.5
-0.7
-0.9
V
V
V
V
V
-0.8
-1.0
V
-0.8
-1
V
200
200
300
300
-5mA
-10mA
-20mA
-30mA
-30mA T j = 100 o C
V CE = -2 V
V CE = -2 V
V CE = -2 V
V CE = -1 V
V CE = -1V
fT
Transition Frequency
I C = -50 mA
td
tr
ts
tf
RESISTIVE LOAD
Delay Time
RiseTime
StorageTime
Fall Time
I C = -3 A
I B1 = - I B2 = -60 mA
V CC = -20 V
(see figure 1)
∗ Pulsed: Pulse duration = 300 µs, duty cycle ≤ 1.5 %
2/6
-0.5A
-1A
-2A
-3A
-3A
V CE = -5V f = 50MHz
100
100
100
100
90
160
130
100
MHz
180
160
250
80
220
210
300
100
ns
ns
ns
ns
STX790A
DC Current Gain
DC Current Gain
Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
Switching Times Resistive Load
Switching Times Resistive Load
3/6
STX790A
Figure 1: Resistive Load Switching Test Circuit.
1) Fast electronic switch
2) Non-inductive Resistor
4/6
STX790A
TO-92 MECHANICAL DATA
mm
DIM.
MIN.
TYP.
inch
MAX.
MIN.
TYP.
MAX.
A
4.32
4.95
0.170
0.195
b
0.36
0.51
0.014
0.020
D
4.45
4.95
0.175
0.194
E
3.30
3.94
0.130
0.155
e
2.41
2.67
0.095
0.105
e1
1.14
1.40
0.045
0.055
L
12.70
15.49
0.500
0.609
R
2.16
2.41
0.085
0.094
S1
1.14
1.52
0.045
0.059
W
0.41
0.56
0.016
0.022
V
4 degree
6 degree
4 degree
6 degree
5/6
STX790A
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
The ST logo is a trademark of STMicroelectronics
© 2003 STMicroelectronics – Printed in Italy – All Rights Reserved
STMicroelectronics GROUP OF COMPANIES
Australia - Brazil - Canada - China - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco Singapore - Spain - Sweden - Switzerland - United Kingdom - United States.
http://www.st.com
6/6