Description
Features
Mechanical Dimensions
Electrical Characteristics @ 25
o
C.
Maximum Ratings
Peak Repetitive Reverse Voltage...V
RRM
RMS Reverse Voltage...V
R(rms)
DC Blocking Voltage...V
DC
SF31 . . . 36 Series
Average Forward Rectified Current...I
F(av)
T
A
= 55
C
Non-Repetitive Peak Forward Surge Current...I
FSM
@ Rated Current & Temp
Forward Voltage @ 3.0A...V
F
DC Reverse Current...I
R
T
A
= 25
C
@ Rated DC Blocking Voltage
T
A
= 150
C
Typical Junction Capacitance...C
J
(Note 1)
Typical Reverse Recovery Time...t
RR
(Note 2)
Operating & Storage Temperature Range...T
J
, T
STRG
Page 4-28
Data Sheet
3.0 Amp SUPER FAST
PLASTIC RECTIFIERS
Units
Amps
Amps
Volts
Amps
pF
nS
C
n LOW COST
n LOW LEAKAGE
n HIGH SURGE CAPABILITY
n MEETS UL SPECIFICATION 94V-O
SF31 . . . 36 Series
Volts
Volts
Volts
SF31
SF32
SF33
SF34
SF35
SF36
50
100
150
200
250
400
35
70
105
140
175
280
50
100
150
200
250
400
............................................. 3.0 ...............................................
............................................. 75 ...............................................
............................................. 5.0 ...............................................
............................................. 100 ...............................................
............................................. -65 to 150 .......................................
< ......................... 0.95 ........................ > < ........ 1.4 ....... >
< ......................... 35 ........................ > < ........ 75 ....... >
D027A
.374
.197
.050
1.00 Typ.
Data Sheet
3.0 Amp SUPER FAST
PLASTIC RECTIFIERS
SF31 . . . 36 Series
Page 4-29
Ratings at
25 Deg. C ambient
temperature
unless otherwise
specified.
Single Phase Half
Wave, 60 HZ
Resistive or
Inductive Load.
For Capacitive
Load, Derate
Current by 20%.
NOTES: 1. Measured @ 1 MHZ and applied reverse voltage of 4.0V.
2. Conditions: I
F
= 0.5A, I
R
= 1.0A, I
RR
= 0.25A.
Forward Current Derating Curve
3
2
1
0
25
50
75 100
150
125
175
T
A
= Ambient Temperature (
C)
Amps
pF
Reverse Voltage (Volts)
Typical Junction Capacitance
Amps
Non-Repetitive
Peak Forward Surge Current
Number of Cycles @ 60 HZ
Reverse Recovery
Characteristics
Typical Instantaneous
Forward Characteristics
Oscilliscope
Note 1
Pulse
Generator
Note 2
(-)
(+)
Notes:
1. Rise Time = 7 nS Max.
Impedance = 1 megohm, 22 pF
2. Rise Time = 10 nS Max.
Source Impedance = 50 Ohms
Time Base Set @ 50/100nS/cm
+.5A
0A
-.25A
-1.0A
1 cm
Typical Reverse Characteristics
mAmps
t
RR
Amps
Volts
50
(-)
(+)
25 VDC
Non-Inductive
1
Non-
Inductive
D.U.T 10
Percent of Rated Peak Voltage
8.3 mS
Single Half Sine Wave
T
J
= 25
C
Pulse Width = 300
s
% Duty Cycle
T
J
= 25
C
T
J
= 150
C
T
J
= 100
C
T
J
= 25
C
175
125
75
25
1
10
100
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