SF11~SF18
SUPERFAST RECOVERY RECTIFIERS
Reverse Voltage – 50 to 600 Volts
Forward Current – 1.0 Ampere
Features
•
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0.
•
High surge capability
•
Low forward voltage, high current capability
•
Hermetically sealed
•
Super-fast recovery times
•
Low leakage
Mechanical Data
•
Case:
DO-41 molded plastic
•
Terminals:
Axial Leads, solderable per MIL-STD-202,
method 208 guaranteed
•
Polarity:
Colored band denotes cathode end
•
Mounting position:
Any
Absolute Maximum Ratings and Characteristics
Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive
load, for capacitive load, derate current by 20%
.
Symbols SF11
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
0.375” (9.5mm) Lead Length at T
A
= 55℃
Peak Forward Surge Current
8.3ms single half sine-wave superimposed on
rated load (JEDEC method)
Maximum Forward Voltage at 1.0A
Maximum Reverse Current
at Rated DC Blocking Voltage
Ta = 25℃
Ta = 100℃
V
RRM
V
RMS
V
DC
I
(AV)
50
35
50
SF12
100
70
100
SF13
150
105
150
SF14
200
140
200
1.0
SF15
300
210
300
SF16
400
280
400
SF18
600
420
600
Unit
V
V
V
A
I
FSM
V
F
I
R
T
RR
C
J
R
θJA
T
J
Ts
50
35
0.95
30
1.25
5.0
500
50
25
50
-55 to +150
-55 to +150
O
A
1.7
V
uA
nS
pF
C/W
O
O
Maximum Reverse Recovery Time (note1)
Typical Junction Capacitance(note2)
Typical Thermal Resistance(note3)
Operating Junction Temperature
Storage Temperature Range
C
C
Notes: 1.Reverse recovery test conditions: I
F
= 0.5A, I
R
= 1.0A, I
RR
= 0.25A
2.Measured at 1.0MHz and applied reverse voltage of 4.0V
3.Thermal resistance from junction to ambient 0.375” (9.5mm) lead length P.C.B mounted.
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 13/05/2005 H
SF11~SF18
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
+0.5A
DUT
(+)
50Vdc
(appox)
(-)
1
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
(-)
0
PULSE
GENERATOR
(NOTE 2)
(+)
-1.0A
1cm
NOTES:1. Rise Time=7ns max. Input Impedance=
1 megohm 22 pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
SET TIME BASE FOR
5/10ns/cm
-0.25A
trr
Typical reverse characteristics
1000
Typical forward characteristics
100
TJ=25 C
Pulse width=300 s
1% duty cycle
SF11~SF14
TJ=100
C
Instantaneous reverse current,
A
100
Instantaneous forward current, A
10
SF15~SF16
10
1
SF17~SF18
TJ=25 C
1
0.1
0.1
0
40
80
120
0.01
0.4
0.8
1.2
1.6
1.8
Percent of rated peak reverse voltage, %
Forward voltage, V
Maximum non-repeitive
forward surge current
Peak forward surge current, A
175
30
Typical junction capacitance
Junction capacitance, pF
125
20
75
SF11~SF14
25
0
0.1
1
10
100
1000
SF15~SF18
10
1
10
100
Number of cycles at 60Hz
Reverse voltage, V
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 13/05/2005 H
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