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GTM - SCHOTTKY BARRIER DIODE

Numéro de référence G491SD
Description SCHOTTKY BARRIER DIODE
Fabricant GTM 
Logo GTM 





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G491SD fiche technique
www.DataSheet4U.com
CORPORATION ISSUED DATE :2003/01/28
REVISED DATE :2005/05/05B
G491SD
S U R FAC E MO UNT, S C HOTT K Y B AR R I ER DIO DE
Description
VOLTAGE 25V, CURRENT 1A
The G491SD is low power rectification for switching power supply.
Package Dimensions
REF.
A
B
C
D
E
F
Millimeter
Min. Max.
2.70 3.10
2.40 2.80
1.40 1.60
0.35 0.50
0 0.10
0.45 0.55
REF.
G
H
K
J
L
M
Millimeter
Min. Max.
1.90 REF.
1.00 1.30
0.10 0.20
0.40 -
0.85 1.15
0 10
Absolute Maximum Ratings at Ta = 25
Parameter
Junction Temperature
Storage Temperature
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Peak Forward Surge Current at 8.3mSec single half sine-wave
Typical Junction Capacitance between Terminal
Maximum Average Forward Rectified Current
Total Power Dissipation
Characteristics at Ta = 25
Characteristics
Reverse breakdown voltage
Maximum Instantaneous Forward Voltage
Maximum Average Reverse Current
Symbol
V(BR)R
VF
IR
Symbol
Tj
Tstg
VRRM
VRMS
VDC
IFSM
CJ
Io
PD
Min.
25
-
-
Max.
-
0.45
200
Ratings
+125
-40 ~ +125
25
18
20
3
30
1.0
225
Unit
V
V
V
A
pF
A
mW
Unit Test Condition
V IR = 100uA
V IF = 1A
uA VR = 20V
1/2

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