Philips Semiconductors
Product specification
High-speed diodes
PMLL4148; PMLL4448
handbook, full pagewidth
t
t
p
r
t
D.U.T.
10%
I
F
I
t
R
= 50 Ω
F
rr
S
SAMPLING
t
OSCILLOSCOPE
R = 50 Ω
V = V
I x R
F S
R
i
(1)
90%
V
R
MGA881
input signal
output signal
(1) IR = 1 mA.
Fig.7 Reverse recovery voltage test circuit and waveforms.
I
1 kΩ
450 Ω
I
V
90%
R
= 50 Ω
S
OSCILLOSCOPE
V
fr
D.U.T.
R = 50 Ω
i
10%
MGA882
t
t
t
t
p
r
input
signal
output
signal
Fig.8 Forward recovery voltage test circuit and waveforms.
6
1999 May 27
NXP [ NXP ]
