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MMBT404ALT1 Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers

Part No. MMBT404ALT1
Description  Chopper Transistor
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Maker  ETC1 [List of Unclassifed Manufacturers]
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MMBT404ALT1 Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers

   
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MMBT404ALT1
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
Typ
Max
Unit
ON CHARACTERISTICS
DC Current Gain
hFE
100
––
400
––
(I C = –12 mAdc, V CE = – 0.15 Vdc)
Collector–Emitter Saturation Voltage
VCE(sat)
Vdc
(I C = –12mAdc, I B = – 0.4 mAdc)
––
––
– 0.15
(I C = – 24mAdc, I B = – 1.0 mAdc)
––
––
– 0.20
Base–Emitter Saturation Voltage
V BE(sat)
Vdc
(I C = –12mAdc, I B = – 0.4 mAdc)
––
––
– 0.85
(I C = –24mAdc, I B = – 1.0 mAdc)
––
––
– 1.00
SMALL–SIGNAL CHARACTERISTICS
Output Capacitance
C obo
––
––
20
pF
(V CB= – 6.0 Vdc, I E = 0, f = 1.0 MHz)
SWITCHING CHARACTERISTICS
Delay Time(VCC = –10Vdc, IC = –10 mVdc) (Figure 1)
t d
—43
ns
Rise Time ( I B1 = –1.0 mAdc, I BE(off) = –14Vdc)
t r
180
ns
Storage Time (V CC = –10 Vdc, I C = –10 mAdc)
t s
675
ns
Fall Time (I B1 = I B2 = –1.0 mAdc)(Figure 1)
t f
160
ns
Figure 1. Switching Time Test Circuit
Voltages and resistor values shown are
for I
C = 10 mA, I C /I B = 10 and I B1 = I B2
V
in
V
BB
(Volts)
(Volts)
t
on , t d , t r
–12
+1.4
t
off , t s and t f
+20.6
–11.6
V
BB
R
BB
1.0 k
R
B
10 k
0.1
µF
V
in
51
TO SCOPE
1.0 k
V
CC = –10 V


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