BFR30-31_2015 Datasheet, PDF (8/12 Pages) Quanzhou Jinmei Electronic Co.,Ltd. – N-channel field-effect transistors

Philips Semiconductors
N-channel field-effect transistors
Product specification
BFR30; BFR31
handboo_Ck,^−_rh_s1alfpage
(pF)
−0.8
MDA668
−0.6
−0.4
−0.2
0
0
−1
−2
−3
−4
−5
VGS (V)
V_DS = 10 V; f = 1 MHz; T_amb = 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
V_DS = 10 V; T_amb = 25 °C.
(1) BFR31; I_D = 1 mA.
(2) BFR30; I_D = 4 mA.
Fig.16 Equivalent noise voltage source as a function of frequency; typical values.
1997 Dec 05
8