RB491DWS Datasheet, PDF (1/3 Pages) SEMTECH ELECTRONICS LTD. – SCHOTTKY BARRIER DIODE

RB491DWS
SCHOTTKY BARRIER DIODE
Features
• Small surface mounting type
• Ultra low V_F
Applications
• For switching power supply
• Low-power rectification
Absolute Maximum Ratings (T_a = 25 ^OC)
Parameter
Peak Reverse Voltage
Reverse Voltage
Forward Current
Peak Forward Surge Current (60 Hz for 1 Cyc.)
Junction Temperature
Storage Temperature Range
Characteristics at T_a = 25 ^OC
Parameter
Forward Voltage
at I_F = 1 A
Reverse Current
at V_R = 20 V
Note: ESD sensitive product handling required.
PINNING
PIN
1
2
DESCRIPTION
Cathode
Anode
1
2
AA
Top View
Marking Code: "AA"
Simplified outline SOD-323 and symbol
Symbol
Value
Unit
V_RM
25
V
V_R
20
V
I_F
1
A
I_FSM
3
A
T_J
125
O_C
T_s
- 40 to + 125
O_C
Symbol
Max.
Unit
V_F
0.45
V
I_R
200
µA
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 01/09/2006