1N4448.pdf 데이터시트 (총 3 페이지) - 파일 다운로드 1N4448 데이타시트 다운로드

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FORMOSA MS
1N4148/1N4448
High-speed switching diode
Features
1. High reliability
2. High speed (trr= 4 ns)
Applications
Extreme fast switches
Construction
Silicon epitaxial planar
Absolute Maximum Ratings
Tj=25?
Parameter
Repetitive peak reverse voltage
Reverse voltage
Peak forward surge current
Repetitive peak forward voltage
Forward current
Average forward current
Power dissipation
Junction temperature
Storage temperature range
Test Conditions
tp=1µ s
VR=0
I=4mm TL= 25?
Type
Maximum Thermal Resistance
Tj=25?
Parameter
Junction ambient
Test Conditions
I=4mm TL=constant
Symbol
VRRM
VR
IFSM
IFRM
IF
IFAV
PV
Tj
Tstg
Value
100
75
2
500
300
150
500
175
-65~+175
Unit
V
V
A
mA
mA
mA
mW
?
?
Symbol
RthJA
Value
350
Unit
K/W
FORMOSA MS
1

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FORMOSA MS
1N4148/1N4448
Electrical Characteristics
Tj=25?
Parameter
Forward voltage
Reverse current
Breakdown current
Diode capacitance
Rectification efficiency
Reverse recovery time
Test Conditions
IF=5mA
IF=10mA
IF=100mA
VR=20V
VR=20V, Tj=150?
VR=75V
IR=100µ A,tp/T=0.01,tp=0.3ms
VR=0, f=1MHz, VHF=50mV
VHF=2V, f=100MHz
IF= IR=10mA, iR=1mA
IF=10mA, VR=6V, iR=0.1× IR,
RL=100O
Type
1N4448
1N4148
1N4448
Symbol
VF
VF
VF
IR
IR
IR
V(BR)
CD
?R
trr
trr
Min
0.62
100
45
Typ
0.86
0.93
Max
0.72
1
1
25
50
5
4
8
4
Unit
V
V
V
nA
µA
µA
V
pF
%
ns
ns
Characteristics (Tj=25? unless otherwise specified)
1N4148
1N4448
FORMOSA MS
2

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FORMOSA MS
1N4148/1N4448
Dimensions in mm
Standard Glass Case
JEDEC DO 35
FORMOSA MS
3