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1N4449 Datasheet(PDF) 1 Page - SynSemi, Inc.

Part # 1N4449
Description  HIGH SPEED SWITCHING DIODE
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Manufacturer  SYNSEMI [SynSemi, Inc.]
Direct Link  http://www.synsemi.com
Logo SYNSEMI - SynSemi, Inc.

1N4449 Datasheet(HTML) 1 Page - SynSemi, Inc.

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1N4449
HIGH SPEED SWITCHING DIODE
FEATURES :
• High switching speed: max. 4 ns
• Reverse voltage:max. 75V
• Peak reverse voltage:max. 100 V
• Pb / RoHS Free
MECHANICAL DATA :
Case: DO-35 Glass Case
Weight: approx. 0.13g
Maximum Ratings and Thermal Characteristics ( Ta = 25 °C)
Symbol
Value
Unit
VRM
100
V
VR
75
V
Maximum Forward DC Current
IF
200
mA
Maximum Average Forward Current
IF(AV)
mA
Maximum Surge Forward Current at tp = 1 µs
IFSM
2A
Power Dissipation
PD
500
mW
Maximum Junction Temperature
TJ
200
°C
Storage Temperature Range
TSTG
-65 to + 200
°C
Electrical Characteristics ( Ta = 25 °C)
Parameter
Symbol
Min.
Typ.
Max.
Unit
VR = 20 V
-
-
25
nA
VR = 20 V , Tj = 150 °C-
-
50
μA
Forward Voltage
IF = 5 mA
0.63
-
0.73
IF = 30 mA
-
-
1.0
Reverse Breakdown Voltage
V(BR)R
IR = 100 μA (pulsed)
100
-
-
V
Diode Capacitance
Cd
-
-
2
pF
IF = 10 mA ,VR = 6 V,
RL = 100 Ω
Page 1 of 2
Rev. 01 : May 9, 2006
V
150
Parameter
Maximum Peak Reverse Voltage
Maximum Reverse Voltage
Reverse Current
Test Condition
Trr
IR
VF
Reverse Recovery Time
ns
4
f = 1MHz ; VR = 0
-
-
DO - 35 Glass
(DO-204AH)
0.079(2.0 )max.
0.150 (3.8)
max.
0.020 (0.52)max.
Dimensions in inches and ( millimeters )
1.00 (25.4)
min.
1.00 (25.4)
min.
Cathode
Mark


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