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2N4921 Datasheet, PDF (3/8 Pages) ON Semiconductor – 1 AMPERE GENERAL PURPOSE POWER TRANSISTORS 30 WATTS | |||
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2N4921 thru 2N4923
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ELECTRICAL CHARACTERISTICS (TC = 25_C unless otherwise noted)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Characteristic
Symbol
Min
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ OFF CHARACTERISTICS
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ CollectorâEmitter Sustaining Voltage (3)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (IC = 0.1 Adc, IB = 0)
VCEO(sus)
2N4921
40
2N4922
60
2N4923
80
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Collector Cutoff Current
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (VCE = 20 Vdc, IB = 0)
(VCE = 30 Vdc, IB = 0)
à ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃà (VCE = 40 Vdc, IB = 0)
ICEO
2N4921
â
2N4922
â
2N4923
â
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Collector Cutoff Current
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (VCE = Rated VCEO, VEB(off) = 1.5 Vdc)
(VCE = Rated VCEO, VEB(off) = 1.5 Vdc, TC = 125_C
ICEX
â
â
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Collector Cutoff Current
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (VCB = Rated VCB, IE = 0)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Emitter Cutoff Current
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (VEB = 5.0 Vdc, IC = 0)
ICBO
â
IEBO
â
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ON CHARACTERISTICS
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ DC Current Gain (3)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (IC = 50 mAdc, VCE = 1.0 Vdc)
(IC = 500 mAdc, VCE = 1.0 Vdc)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (IC = 1.0 Adc, VCE = 1.0 Vdc)
hFE
40
30
10
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ CollectorâEmitter Saturation Voltage (3)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (IC = 1.0 Adc, IB = 0.1 Adc)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ BaseâEmitter Saturation Voltage (3)
(IC = 1.0 Adc, IB = 0.1 Adc)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ BaseâEmitter On Voltage (3)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ (IC = 1.0 Adc, VCE = 1.0 Vdc)
VCE(sat)
â
VBE(sat)
â
VBE(on)
â
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ SMALLâSIGNAL CHARACTERISTICS
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ CurrentâGain â Bandwidth Product (IC = 250 mAdc, VCE = 10 Vdc, f = 1.0 MHz)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Output Capacitance (VCB = 10 Vdc, IE = 0, f = 100 kHz)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ SmallâSignal Current Gain (IC = 250 mAdc, VCE = 10 Vdc, f = 1.0 kHz)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃà (3) Pulse Test: PW â 300 µs, Duty Cycle â 2.0%.
fT
3.0
Cob
â
hfe
25
Max
Unit
Vdc
â
â
â
mAdc
0.5
0.5
0.5
mAdc
0.1
0.5
0.1
mAdc
1.0
mAdc
â
â
150
â
0.6
Vdc
1.3
Vdc
1.3
Vdc
â
MHz
100
pF
â
â
*Indicates JEDEC Registered Data.
APPROX
+11 V
Vin
TURN-ON PULSE
t1
VBE(off)
VCC
RC
Vin RB
CjdÄ<<ÄCeb
5.0
3.0
2.0
VCC = 30 V
IC/IB = 10, UNLESS NOTED
IC/IB = 20
TJ = 25°C
VCC = 60 V
TJ = 150°C
1.0
0.7
APPROX
+11 V
Vin
t2
TURN-OFF PULSE
t3
SCOPE
APPROX 9.0 V
0.5
-Ä4.0 V
t1 ⤠15 ns
100 < t2 ⤠500 µs
VCC = 30 V
0.3 td
0.2
t3 ⤠15 ns
0.1
DUTY CYCLE â 2.0% 0.07
RB and RC varied to 0.05
VCC = 30 V
VBE(off) = 0
obtain desired
10
20 30
tr
VCC = 60 V
VBE(off) = 2.0 V
50 70 100 200 300
500 700 1000
current levels
IC, COLLECTOR CURRENT (mA)
Figure 2. Switching Time Equivalent Circuit
Figure 3. TurnâOn Time
http://onsemi.com
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