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BC557 数据表(PDF) 2 Page - KEC(Korea Electronics)

部件名 BC557
功能描述  EPITAXIAL PLANAR PNP TRANSISTOR (GENERAL PURPOSE, SWITCHING)
PDF  3 Pages
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制造商  KEC [KEC(Korea Electronics)]
网页  http://www.keccorp.com
标志 KEC - KEC(Korea Electronics)

BC557 数据表(HTML) 2 Page - KEC(Korea Electronics)

  BC557 Datasheet HTML 1Page - KEC(Korea Electronics) BC557 Datasheet HTML 2Page - KEC(Korea Electronics) BC557 Datasheet HTML 3Page - KEC(Korea Electronics)  
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1998. 10. 8
2/3
BC556/7/8
Revision No : 3
ELECTRICAL CHARACTERISTICS (Ta=25
)
NOTE : According to the value of hFE the BC546, BC547, BC548 are classified as follows.
CLASSIFICATION
none
A
B
C
hFE
BC556
110
450
110
220
200
450
-
BC557
110
800
110
220
200
450
420
800
BC558
110
800
110
220
200
450
420
800
CHARACTERISTIC
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Collector Cut-off Current
ICBO
VCB=-30V, IE=0
-
-
-15
nA
DC Current Gain (Note)
BC556
hFE
VCE=-5V, IC=-2mA
110
-
450
BC557
110
-
800
BC558
110
-
800
Collector-Emitter
Saturation Voltage
BC556
VCE(sat)
IC=-100mA, IB=-5mA
-
-
-0.65
V
BC557
-
-
-0.65
BC558
-
-
-0.65
Base-Emitter
Saturation Voltage
BC556
VBE(sat)
IC=-100mA, IC=-5mA
-
-0.9
-1.1
V
BC557
-
-0.9
-1.1
BC558
-
-0.9
-1.1
Base-Emitter Voltage
VBE(ON) 1
VCE=-5V, IC=-2mA
-0.6
-
-0.75
V
VBE(ON) 2
VCE=-5V, IC=-10mA
-
-
-0.8
V
Transition Frequency
fT
VCE=-5V, IC=-10mA, f=100MHz
-
150
-
MHz
Collector Output Capacitance
Cob
VCB=-10V, f=1MHz, IE=0
-
4.5
-
pF
Noise Figure
BC556
NF
VCE=-6V, IC=-0.1mA
Rg=10k , f=1kHz
-
1.0
10
dB
BC557
-
1.0
10
BC558
-
1.0
10



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