G491SD Datasheet, PDF (1/2 Pages) GTM CORPORATION – SURFACE MOUNT, SCHOTTKY BARRIER DIODE VOLTAGE 25V, CURRENT 1A

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
VOLTAGE 25V, CURRENT 1A
Description
The G491SD is low power rectification for switching power supply.
Package Dimensions
TPU.34)QBDLBHF*
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
0̓
10̓
Absolute Maximum Ratings at Ta = 25к
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
Symbol
Tj
Tstg
VRRM
VRMS
VDC
IFSM
CJ
Io
PD
Characteristics at Ta = 25к
Characteristics
Reverse breakdown voltage
Maximum Instantaneous Forward Voltage
Maximum Average Reverse Current
Symbol
V(BR)R
VF
IR
Min.
25
-
-
Max.
-
0.45
200
Ratings
Unit
+125
ć
-40 ~ +125
ć
25
V
18
V
20
V
3
A
30
pF
1.0
A
225
mW
Unit
Test Condition
V
IR = 100uA
V
IF = 1A
uA
VR = 20V
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