MB3800 データシートの表示（PDF） - Fujitsu
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MB3800 Datasheet PDF : 20 Pages
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MB3800
(Continued)
10
Maximum duty cycle vs. Oscillation frequency
100
V CC = 2 V
C T = 270 pF
80
Ta = +25°C
60
40
20
0
10 k
100 k
1M
Oscillation frequency f OSC (Hz)
Output pin voltage and current waveforms
(reference data)
(V)
2V
6
4
V OUT
2
V CC = 2 V
C T = 270 pF
R T = 1.0 kΩ
0
(mA)
50
I OUT
0
–50
10 mV
200 ns
0
0.4
0.8
1.2
1.6
2.0 t(µs)
Note: The OFF delay time of V OUT depends on the
characteristics of the external transistor.
Measurement circuit diagram
V CC
22 µH
(5 V)
MB3800
5
I OUT
4
390 Ω
+
V OUT 10 µF
18 kΩ
2 kΩ
–IN
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