AUK 2SA1979

2SA1979
Semiconductor
PNP Silicon Transistor
Description
• Medium power amplifier
Features
• Large collector current : ICMax=-500mA
• Suitable for low-Voltage operation because of its low saturation voltage
• Complementary pair with 2SC5342
Ordering Information
Type NO.
Marking
2SA1979
A1979
Package Code
TO-92
Outline Dimensions
unit : mm
3.35~3.55
4.4~4.6
4.4~4.6
2.15~2.35
1.96~2.16
14.0±0.40
0.38~0.42
1.27 Typ.
2.54 Typ.
2 3
PIN Connections
1. Emitter
2. Collector
3. Base
0.38
1.1~1.3
1
KST-9001-002
1
2SA1979
Absolute maximum ratings
(Ta=25°C)
Characteristic
Symbol
Ratings
Unit
Collector-Base voltage
VCBO
-40
V
Collector-Emitter voltage
VCEO
-32
V
Emitter-Base voltage
VEBO
-5
V
Collector current
IC
-500
mA
Collector dissipation
PC
625
mW
Junction temperature
Tj
150
°C
Storage temperature
Tstg
-55~150
°C
Electrical Characteristics
Characteristic
(Ta=25°C)
Symbol
Test Condition
Min. Typ. Max.
Unit
Collector-Base breakdown voltage
BVCBO
IC=-100µA, IE=0
-40
-
-
V
Collector-Emitter breakdown voltage
BVCEO
IC=-1mA, IB=0
-32
-
-
V
Emitter-Base breakdown voltage
BVEBO
IE=-10µA, IC=0
-5
-
-
V
Collector cut-off current
ICBO
VCB=-40V, IE=0
-
-
-0.1
µA
Emitter cut-off current
IEBO
VEB=-5V, IC=0
-
-
-0.1
µA
DC current gain
hFE*
VCE=-1V, IC=-100mA
70
-
240
-
IC=-100mA, IB=-10mA
-
-
-0.25
V
VCE=-6V, IC=-20mA
-
200
-
MHz
VCB=-6V, IE=0, f=1MHz
-
7.5
-
pF
Collector-Emitter saturation voltage
Transistor frequency
Collector output capacitance
*
VCE(sat)
fT
Cob
: hFE rank / O : 70~140, Y : 120~240
KST-9001-002
2
2SA1979
Electrical Characteristic Curves
Fig. 1 PC - Ta
Fig. 2 IC - VBE
Fig. 3 I C - VCE
Fig. 4 VCE(sat) - IC
Fig. 5 hFE - IC
Fig. 6 hFE -
KST-9001-002
IC
3
2SA1979
These AUK products are intended for usage in general electronic equipments(Office and
communication equipment, measuring equipment, domestic electrification, etc.).
Please make sure that you consult with us before you use these AUK products in equipments which require high quality and/or reliability, and in equipments which could have
major impact to the welfare of human life(atomic energy control, airplane, spaceship, traffic
signal, combustion central, all types of safety device, etc.).
AUK cannot accept liability to any damage which may occur in case these AUK products
were used in the mentioned equipments without prior consultation with AUK.
KST-9001-002
4