廬
STN851
LOW VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
PRELIMINARY DATA
Ordering Code
STN851
s
Marking
N851
Shipment
Tape & Reel
s
s
s
VERY LOW COLLECTOR TO EMITTER
SATURATION VOLTAGE
HIGH CURRENT GAIN CHARACTERISTIC
FAST-SWITCHING SPEED
SURFACE-MOUNTING SOT-223 MEDIUM
POWER PACKAGE IN TAPE & REEL
2
1
SOT-223
2
3
APPLICATIONS:
s
EMERGENCY LIGHTING
s
VOLTAGE REGULATORS
s
RELAY DRIVERS
s
HIGH EFFICIENCY LOW VOLTAGE
SWITCHING APPLICATIONS
DESCRIPTION
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.
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CM
I
B
I
BM
P
tot
T
stg
T
j
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
Base Peak Current (t
p
< 5 ms)
Total Dissipation at T
amb
= 25
o
C
Storage Temperature
Max. Operating Junction Temperature
Value
150
60
7
5
10
1
2
1.6
-65 to 150
150
Unit
V
V
V
A
A
A
A
W
o
o
C
C
September 2003
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