PMLL4448 查看數據表（PDF） - Philips Electronics
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PMLL4448 Datasheet PDF : 8 Pages
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Philips Semiconductors
High-speed diodes
Product specification
PMLL4148; PMLL4448
ELECTRICAL CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
PARAMETER
VF
forward voltage
PMLL4148
PMLL4448
IR
reverse current
IR
reverse current; PMLL4448
Cd
diode capacitance
trr
reverse recovery time
Vfr
forward recovery voltage
CONDITIONS
MIN.
see Fig.3
IF = 10 mA
−
IF = 5 mA
620
IF = 100 mA
−
VR = 20 V; see Fig.5
VR = 20 V; Tj = 150 °C; see Fig.5 −
VR = 20 V; Tj = 100 °C; see Fig.5 −
f = 1 MHz; VR = 0; see Fig.6
when switched from IF = 10 mA to
IR = 60 mA; RL = 100 Ω;
measured at IR = 1 mA; see Fig.7
when switched from IF = 50 mA; −
tr = 20 ns; see Fig.8
MAX.
1
720
1
25
50
3
4
4
2.5
UNIT
V
mV
V
nA
µA
µA
pF
ns
V
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
Rth j-tp
Rth j-a
thermal resistance from junction to tie-point
thermal resistance from junction to ambient note 1
Note
1. Device mounted on an FR4 printed-circuit board.
CONDITIONS
VALUE
300
350
UNIT
K/W
K/W
1999 May 27
3
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