1N4148_1N4448 NXP Semiconductors, 1N4148_1N4448 Datasheet - Page 6

• Manufacturer Part Number: 1N4148_1N4448
• Description: The 1N4148 and 1N4448 are high-speed switching diodesfabricated in planar technology, and encapsulated inhermetically sealed leaded glass SOD27 (DO-35)packages
• Manufacturer: NXP Semiconductors

NXP Semiconductors
2004 Aug 10
handbook, full pagewidth
High-speed diodes
(1) I
V = V
R = 50
R
S
R = 50
= 1 mA.
S
R
I
I x R
Ω
F
Ω
S
1 k
D.U.T.
Ω
450
I F
Fig.7 Reverse recovery voltage test circuit and waveforms.
Fig.8 Forward recovery voltage test circuit and waveforms.
D.U.T.
Ω
OSCILLOSCOPE
MGA882
R = 50
i
OSCILLOSCOPE
Ω
SAMPLING
R = 50
MGA881
i
Ω
I
V R
6
10%
t r
10%
t r
90%
90%
input signal
signal
input
t p
t p
t
t
V
1N4148; 1N4448
I F
V fr
output signal
Product data sheet
output
signal
t rr
(1)
t
t