BC490, BC490A, BC490B
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic
Symbol
Min
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage(1)
(IC = –10 mAdc, IB = 0)
V(BR)CEO –80
Collector–Base Breakdown Voltage
(IC = –100 mAdc, IE = 0)
V(BR)CBO –80
Emitter–Base Breakdown Voltage
(IE = –10 mAdc, IC = 0)
V(BR)EBO –4.0
Collector Cutoff Current
(VCB = –60 Vdc, IE = 0)
ICBO
—
ON CHARACTERISTICS*
DC Current Gain
(IC = –10 mAdc, VCE = –2.0 Vdc)
(IC = –100 mAdc, VCE = –2.0 Vdc)
(IC = –1.0 Adc, VCE = –5.0 Vdc)
BC490
BC490A
BC490B
hFE
40
60
100
160
15
Collector–Emitter Saturation Voltage
(IC = –500 mAdc, IB = –50 mAdc)
(IC = –1.0 Adc, IB = –100 mAdc)
VCE(sat)
—
—
Base–Emitter Saturation Voltage
(IC = –500 mAdc, IB = –50 mAdc)
(IC = –1.0 Adc, IB = –100 mAdc)
VBE(sat)
—
—
DYNAMIC CHARACTERISTICS
Current–Gain — Bandwidth Product
(IC = –50 mAdc, VCE = –2.0 Vdc, f = 100 MHz)
fT
—
Output Capacitance
(VCB = –10 Vdc, IE = 0, f = 1.0 MHz)
Cob
—
Input Capacitance
(VEB = –0.5 Vdc, IC = 0, f = 1.0 MHz)
Cib
—
1. Pulse Test: Pulse Width = 300 ms, Duty Cycle 2%.
Typ
—
—
—
—
—
—
140
—
—
–0.25
–0.5
–0.9
–1.0
150
9.0
110
Max
—
—
—
–100
—
400
250
400
—
–0.5
—
–1.2
—
—
—
—
Unit
Vdc
Vdc
Vdc
nAdc
—
Vdc
Vdc
MHz
pF
pF
TURN-ON TIME
5.0 µs
-1.0 V
+10 V
0
Vin
tr = 3.0 ns
5.0 µF
100
RB
100
VCC
+40 V
RL
OUTPUT
*CS < 6.0 pF
TURN-OFF TIME
+VBB
100
Vin
RB
VCC
+40 V
RL
OUTPUT
5.0 µF 100
*CS < 6.0 pF
5.0 µs
tr = 3.0 ns
*Total Shunt Capacitance of Test Jig and Connectors
For PNP Test Circuits, Reverse All Voltage Polarities
Figure 1. Switching Time Test Circuits
http://onsemi.com
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