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LMBT4401LT1 Datasheet, PDF (2/6 Pages) Leshan Radio Company – General Purpose Transistor | |||
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LESHAN RADIO COMPANY, LTD.
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
ON CHARACTERISTICS ( 3 )
DC Current Gain
(I C = 0.1 mAdc, V CE = 1.0 Vdc)
(I C = 1.0 mAdc, V CE = 1.0 Vdc)
(I C = 10 mAdc, V CE = 1.0 Vdc)
(I C = 150 mAdc, V CE = 1.0 Vdc)
(I C = 500 mAdc, V CE = 2.0 Vdc)
CollectorâEmitter Saturation Voltage
(I C = 150 mAdc, I B = 15 mAdc)
(I C = 500 mAdc, I B = 50 mAdc)
BaseâEmitter Saturation Voltage
(I C = 150 mAdc, I B = 15 mAdc)
(I C = 500 mAdc, I B = 50 mAdc)
hFE
VCE(sat)
V BE(sat)
20
40
80
100
40
ââ
ââ
0.75
ââ
LMBT4401LT1
Max
Unit
ââ
ââ
ââ
ââ
300
ââ
Vdc
0.4
0.75
Vdc
0.95
1.2
SMALLâSIGNAL CHARACTERISTICS
CurrentâGain â Bandwidth Product
fT
(I C = 20 mAdc, V CE= 10Vdc, f = 100 MHz)
CollectorâBase Capacitance
C cb
(V CB= 5.0 Vdc, I E = 0, f = 1.0 MHz)
EmitterâBase Capacitance
C eb
(V EB = 0.5 Vdc, I C = 0, f = 1.0 MHz)
Input Impedance
h ie
(V CE= 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
Voltage Feedback Ratio
h re
(V CE= 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
SmallâSignal Current Gain
h fe
(V CE= 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
Output Admittance
h oe
(V CE= 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
SWITCHING CHARACTERISTICS
Delay Time
(V CC = 30 Vdc, V EB = 2.0 Vdc
td
Rise Time
I C = 150 mAdc, I B1 = 15 mAdc)
tr
Storage Time
(V CC = 30 Vdc, I C = 150 mAdc
ts
Fall Time
I B1 = I B2 = 15 mAdc)
tf
3. Pulse Test: Pulse Width <300 µs; Duty Cycle <2.0%.
MHz
250
ââ
pF
ââ
6.5
pF
ââ
30
kâ¦
1.0
15
X 10 â4
0.1
8.0
â
40
500
µmhos
1.0
30
â
15
â
20
ns
â
225
ns
â
30
+ 16 V
0
â 2.0V
SWITCHING TIME EQUIVALENT TEST CIRCUITS
1.0 to 100µs,
DUTY CYCLE = 2%
+30 V
1.0 kâ¦
<2.0 ns
200 â¦
+ 16 V
C S* < 10 pF
0
â14 V
1.0 to 100µs,
DUTY CYCLE = 2%
+30 V
1.0 kâ¦
< 20 ns 1N916
Scope rise time < 4.0ns
â 4.0 V
*Total shunt capacitance of test jig connectors, and oscilloscope
200â¦
C S*< 10 pF
Figure 1. TurnâOn Time
Figure 2. TurnâOff Time
LMBT4401LT1â2/6
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