SR820 THRU SR860
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage – 20 to 60 V
Forward Current – 8 A
Features
• High current capability, low VF
• Metal to silicon rectifier, majority carrier conduction
• Low power loss, high efficiency
• Plastic package has UL flammability classification 94V-0
• Guard ring for transient protection
• High surge capacity
• For use in low voltage, high frequency inverters free
wheeling, and polarity protection applications
Mechanical Data
Case: Molded plastic, TO-220A
Epoxy: UL 94V-0 rate flame retardant
Terminals: Leads solderable per MIL-STD-202,
method 208 guaranteed
Polarity: As marked
Mounting Position: Any
Absolute Maximum Ratings and Characteristics
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Ratings at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive
or inductive load. For capacitive load, derate current by 20%
Parameter
Symbols SR820
SR830
30
SR840
40
SR850
50
SR860
60
Units
V
Maximum Recurrent Peak Reverse Voltage
VRRM
VRMS
VDC
20
14
20
Maximum RMS Voltage
21
30
28
40
8
35
50
42
60
V
V
A
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
I(AV)
Peak Forward Surge Current, 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method )
IFSM
150
A
O
Maximum Forward Voltage at 8 A DC and 25 C
VF
IR
0.55
0.7
V
O
Maximum Reverse Current at
Rated DC Blocking Voltage
TC = 25 C
0.5
50
mA
O
TC = 125 C
Typical Junction Capacitance 1)
Typical Thermal Resistance 2)
Operating Temperature Range
Storage Temperature Range
CJ
700
460
pF
O
3
C/W
RθJC
Topr
Tstg
O
- 55 to + 125
- 55 to + 150
C
O
- 55 to + 150
C
1) Measured at 1 MHz and applied reverse voltage of 4 V.
2) Thermal Resistance from Junction to case per leg.
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
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Dated : 06/05/2006
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