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STMicroelectronics Electronic Components Datasheet

N790A Datasheet

low voltage PNP transistor

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STN790A
Medium current, high performance, low voltage PNP transistor
Features
Very low collector to emitter saturation voltage
DC current gain, hFE >100
3 A continuous collector current
40 V breakdown voltage V(BR)CER
SOT-223 plastic package for surface mounting
circuits in tape and reel packing
Applications
Power management in portable equipment
Voltage regulation in bias supply circuits
Switching regulator in battery charger
applications
Heavy load driver
Description
The device in 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.
4
1
SOT-223
3
2
Figure 1. Internal schematic diagram
Table 1. Device summary
Order code
Marking
STN790A
N790A
June 2008
Package
SOT-223
Rev 4
Packaging
Tape and reel
1/9
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9


STMicroelectronics Electronic Components Datasheet

N790A Datasheet

low voltage PNP transistor

No Preview Available !

Electrical ratings
1 Electrical ratings
Table 2. Absolute maximum rating
Symbol
Parameter
VCBO
VCER
VCEO
VEBO
IC
ICM
Ptot
Tstg
TJ
Collector-base voltage (IE = 0)
Collector-emitter voltage (RBE = 47 Ω)
Collector-emitter voltage (IB = 0)
Emitter-base voltage (IC = 0)
Collector current
Collector peak current (tP < 5 ms)
Total dissipation at Tamb = 25 °C
Storage temperature
Max. operating junction temperature
Table 3. Thermal data
Symbol
Parameter
Rthj-amb Thermal resistance junction-ambient (1)__max
1. Device mounted on PCB area of 1 cm2.
STN790A
Value
-40
-40
-30
-5
-3
-6
1.6
-65 to 150
150
Unit
V
V
V
V
A
A
W
°C
°C
Value
78
Unit
°C/W
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Part Number N790A
Description low voltage PNP transistor
Maker STMicroelectronics
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N790A Datasheet PDF






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