WILLAS
M MBT3904LT1
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
Max
Unit
ON CHARACTERISTICS (3)
DC Current Gain(1)
hFE
––
(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 = 50mAdc, V CE = 1.0Vdc)
(I C = 100mAdc, V CE =1.0 Vdc)
Collector–Emitter Saturation Voltage
(I C = 10 mAdc, I B = 1.0 mAdc)(3)
(I C = 50 mAdc, I B = 5.0mAdc)
Base–Emitter Saturation Voltage(3)
(I C = 10 mAdc, I B = 1.0mAdc)
(I C = 50mAdc, I B = 5.0mAdc )
40
70
––
––
100
60
300
––
30
––
VCE(sat)
Vdc
Vdc
––
––
0.2
0.3
V BE(sat)
0.65
––
0.85
0.95
SMALL–SIGNAL CHARACTERISTICS
Current–Gain — Bandwidth Product
(I C = 10mAdc, V CE= 20Vdc, f = 100MHz)
Output Capacitance
f T
300
––
MHz
C obo
C ibo
h ie
––
––
4.0
8.0
10
pF
pF
(V CB = 5.0Vdc, I E = 0, f = 1.0 MHz)
Input Capacitance
(V BE = 0.5Vdc, I C = 0, f = 1.0 MHz)
Input Impedancen
1.0
0.5
100
1.0
—
kW
(V CE = 10Vdc, I C = 1.0mAdc, f = 1.0 kHz)
Voltage Feedback Ratio
h re
8.0
400
40
X10 –4
—
(V CE = 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
Small–Signal Current Gain
h fe
(V CE = 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
Output Admittance
h oe
NF
mmhos
(V CE = 10 Vdc, I C = 1.0 mAdc, f = 1.0 kHz)
Noise Figure
5.0
dB
(V CE = 5.0 Vdc, I C = 100µAdc, R S = 1.0 k Ω, f = 1.0 kHz)
SWITCHING CHARACTERISTICS
Delay Time
Rise Time
Storage Time
Fall Time
(V CC = 3.0 Vdc,V BE = –0.5Vdc
I C = 10 mAdc, I B1 = 1.0mAdc)
(V CC = 3.0Vdc,
t d
t r
t s
t f
—
—
—
—
35
35
ns
ns
200
50
I C = 10 mAdc,I B1 = I B2 = 1.0 mAdc)
3. Pulse Test: Pulse Width
<300 µs, Duty Cycle <2.0%.
WILLAS [ WILLAS ELECTRONIC CORP ]
