BFR30 查看數據表（PDF） - Philips Electronics
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BFR30 Datasheet PDF : 12 Pages
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Philips Semiconductors
N-channel field-effect transistors
Product specification
BFR30; BFR31
handbooCk,−rhs1alfpage
(pF)
−0.8
MDA668
−0.6
−0.4
−0.2
0
0
−1
−2
−3
−4
−5
VGS (V)
VDS = 10 V; f = 1 MHz; Tamb = 25 °C.
Fig.15 Feedback capacitance as a function of
gate-source voltage; typical values.
104
handbook, full pagewidth
en
(nV/ Hz)
103
102
MDA669
10
(1)
(2)
1
10
102
103
104
105
f (Hz)
106
VDS = 10 V; Tamb = 25 °C.
(1) BFR31; ID = 1 mA.
(2) BFR30; ID = 4 mA.
Fig.16 Equivalent noise voltage source as a function of frequency; typical values.
1997 Dec 05
8
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