BC556 to BC558
Vishay Semiconductors
Absolute Maximum Ratings
Tamb = 25 °C, unless otherwise specified
Parameter
Test condition
Part
Symbol
- VCBO
Value
80
Unit
V
Collector - base voltage
BC556
BC557
BC558
BC556
BC557
BC558
BC556
BC557
BC558
- VCBO
- VCBO
- VCES
- VCES
- VCES
- VCEO
- VCEO
- VCEO
- VEBO
- IC
50
30
V
V
Collector - emitter voltage
80
V
50
V
30
V
65
V
45
V
30
V
Emitter - base voltage
Collector current
5
V
100
200
200
200
mA
mA
mA
mA
mW
Peak collector current
Peak base current
Peak emitter current
Power dissipation
- ICM
- IBM
IEM
5001)
Tamb = 25 °C
Ptot
1) Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case.
Maximum Thermal Resistance
Parameter
Test condition
Symbol
Value
2501)
Unit
Thermal resistance junction to
ambient air
RθJA
°C/W
Junction temperature
Tj
150
°C
°C
Storage temperature range
TS
- 65 to + 150
1) Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case.
Electrical DC Characteristics
Parameter
Test condition
Part
Symbol
hfe
Min
Typ
Max
Unit
Small signal current gain
(current gain group A)
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
220
330
600
2.7
4.5
8.7
18
Small signal current gain
(current gain group B)
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
hfe
hfe
hie
Small signal current gain
(current gain group C)
Input impedance (current gain
group A)
1.6
3.2
6
4.5
8.5
15
kΩ
kΩ
kΩ
µS
µS
µS
Input impedance (current gain
group B)
hie
Input impedance (current gain
group C)
hie
Output admittance (current gain - VCE = 5 V, - IC = 2 mA, f = 1 kHz
group A)
hoe
hoe
hoe
hre
30
Output admittance (current gain - VCE = 5 V, - IC = 2 mA, f = 1 kHz
group B)
30
60
Output admittance (current gain - VCE = 5 V, - IC = 2 mA, f = 1 kHz
group C)
60
110
1.5 x 10-4
Reverse voltage transfer ratio
(current gain group A)
- VCE = 5 V, - IC = 2 mA, f = 1 kHz
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Document Number 85133
Rev. 1.2, 16-Nov-04