2SA1797
Power Transistor (-50V, -3A)
ʳ
ϥFeatures
1) Low saturation voltage. VCE (sat) = -0.35V (Max.) at IC / IB = -1A / -50mA.
2) Excellent DC current gain characteristics.
4) Complements the 2SA1797.
ϥAbsolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Unit
Collector-base voltage
Collector-emitter voltage
-50
V
V
VCBO
VCEO
-50
Emitter-base voltage
-6
V
VEBO
-3
-5
A (DC)
A (Pulse)
Collector current
IC
*
1
0.5
2 *2
Collector power
dissipation
2SA1797
PC
W
1 *3
150
Junction temperature
Storage temperature
Tj
к
к
Tstg
-55~ 150
*1 Single pulse, Pw=10ms
*2 When mounted on a 40x 40x 0.7mm ceramic board.
SOT-89
*3 Printed circuit board 1.7mm thick, collector plating 1cф or larger.
1:EMITTER 2:COLLECTOR 3:BASE
ϥPackaging specifications and hFE
Type
2SA1797
SOT-89
PQ
Package
hFE
Marking
AG
Code
T100
1000
Basic ordering unit (Pieces)
*Denotes hFE
ϥElectrical characteristics (Ta=25°C)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
ICГ-50uA
ICГ-1 mA
IEГ-50uA
VCBГ-50V
VEBГ-5V
Collector-base breakdown voltage
Collector-emitter breakdown voltage
BVCBO
BVCEO
BVEBO
ICBO
-50
-50
V
V
Emitter-base breakdown voltage
Collector cutoff current
-6
V
-0.1
-0.1
µA
µA
Emitter cutoff current
IEBO
IC/IBГ-1A/-50mA
*
Collector-emitter saturation voltage
VCE(sat)
-0.15
-0.35
V
DC current
transfer ratio
hFE
VCE/ICГ-2V/-0.5A
*
2SA1797
82
270
Transition frequency
200
36
MHz
pF
VCEГ-2V, IEГ0.5A, fГ100MHz
VCBГ-10V, IEГ0A, f Г1MHz
fT
Cob
Output capacitance
*Measured using pulse current
1