SF81R THRU SF88R
GLASS PASSIVATED SUPER FAST RECTIFIER
Reverse Voltage – 50 to 600 V
Forward Current – 8 A
Features
• Low forward voltage drop
• Low reverse leakage current
• Superfast switching time for high efficiency
• High current capability
• High surge current capability
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
Ratings at 25
O
C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or
inductive load. For capacitive load, derate current by 20%.
Parameter
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at T
C
= 100
O
C
Peak Forward Surge Current, 8.3 ms Single
half Sine-wave Superimposed on Rated Load
(JEDEC method)
Maximum Forward Voltage at 8 A and 25
O
C
Maximum Reverse Current
at Rated DC Blocking Voltage
Typical Junction Capacitance
1)
Symbols SF81R SF82R SF83R SF84R SF85R SF86R SF87R SF88R
V
RRM
V
RMS
V
DC
I
(AV)
50
35
50
100
70
100
150
105
150
200
140
200
8
300
210
300
400
280
400
500
350
500
600
420
600
Units
V
V
V
A
I
FSM
125
A
V
F
I
R
C
J
0.95
10
500
80
35
2.2
- 55 to + 150
1.3
1.7
V
µA
at T
A
= 25
O
C
T
A
= 125
O
C
60
50
O
pF
ns
C/W
O
Maximum Reverse Recovery Time
Typical Thermal Resistance
3)
2)
t
rr
R
θJC
T
J
, T
s
Operating and Storage Temperature Range
1)
C
Measured at 1 MHz and applied reverse voltage of 4 VDC.
Reverse recovery test conditions: I
F
= 0.5 A, I
R
= 1 A, I
RR
= 0.25 A
3)
Thermal resistance from Junction to case mounted on heatsink.
2)
SEMTECH ELECTRONICS LTD.
(Subsidiary
of Semtech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
R
Dated : 30/06/2006 H
Electronics Design Contest
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