BC556, A/B
BC557, A/B/C
BC558, A/B/C
PNP General Purpose Transistor
* "G" Lead(Pb)-Free
2
BASE
COLLECTOR
3
TO-92
1
1
EMITTER
2
3
Maximum Ratings
( TA=25
℃
unless otherwise noted)
C
Rating
Collector-Emitter Voltage
Collector-Base Voltage
Emitter-Base Voltage
Collector Current Continuous
Symbol
VECO
V CBO
VEBO
lC
BC556
-65
-80
-5
BC557
-45
-50
-5
100
BC558
-30
-30
-5
Unit
Vdc
Vdc
Vdc
mAdc
THERMAL CHARACTERISTICS
Characteristics
Total Device Dissipation
Alumina Substrate, TA = 25
℃
C
BC556
BC557
BC558
BC556
BC557
BC558
Symbol
PD
Max
625
Unit
mW/
℃
C
Junction and Storage, Temperature
TJ, Tstg
-55 to +150
℃
C
ELECTRICAL CHARACTERISTICS
Characteristics
Symbol
Min
Max
Unit
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage
(lC = 2 mAdc. lB =0)
Collector-Base Breakdown Voltage
(lC = 100
mAdc.
lE =0)
Emitter-Base Breakdown Voltage
(lE = 100
mAdc.
lC=0)
BC556
BC557
BC558
BC556
BC557
BC558
BC556
BC557
BC558
V
(BR)CEO
-65
-45
-30
-80
-50
-30
Vdc
V
(BR)CBO
Vdc
V
(BR)EBO
-5
Vdc
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BC556, A/B
BC557, A/B/C
BC558, A/B/C
ELECTRICAL CHARACTERISTICS
(TA=25
℃
unless otherwise noted) (Countinued)
C
Characteristics
Symbol
Min
Max
Unit
OFF CHARACTERISTICS
Collector Cutoff Current
(V
CE
=-60V, l
B
=0)
(V
CE
=-40V, l
B
=0)
(V
CE
=-25V, l
B
=0)
BC556
BC557
BC558
BC556
BC557
BC558
BC556
BC557
BC558
lCEO
-0.1
mA
Collector Cutoff Current
(V
CB
=-70V, l
E
=0)
(V
CB
=-45V, l
E
=0)
(V
CB
=-25V, l
E
=0)
lCBO
-0.1
mA
Emitter Cutoff Current
(VEB =-5.0 Vdc, lC =0)
lEBO
-0.1
mA
ON CHARACTERISTICS
DC current gain
(V
CE
=-5V, lc=-2mA)
BC556
BC557
BC558
BC556A/BC557A/BC558A
BC556B/BC557B/BC558B
BC557C/BC558C
120
120
120
120
180
420
500
800
800
220
460
800
-0.3
h
FE
Collector-emitter saturation voltage
(l
C
=-100mA, l
B
=-5mA)
V
CE(sat)
V
BE(sat)
f
T
-
V
V
MHz
Base-emitter saturation voltage
(l
C
=-100mA, l
B
=-5mA)
-
-1
Transition frequency
(V
CE
=-5V, l
C
=-10mA, f=100MHz)
150
-
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BC556, A,B,C
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BC558, A,B,C
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C,CAPACITANCE(pF)
V
CE
,COLLECTOR-EMITTER VOLTAGE(V)
h
FE
,NORMALIZED DC CURRENT GAIN
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