RECOVERY RECTIFIERS. SF18 Datasheet

SF18 RECTIFIERS. Datasheet pdf. Equivalent


Part SF18
Description SUPERFAST RECOVERY RECTIFIERS
Feature SF11~SF18 SUPERFAST RECOVERY RECTIFIERS Reverse Voltage – 50 to 600 Volts Forward Current – 1.0 Ampe.
Manufacture SEMTECH
Datasheet
Download SF18 Datasheet


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SF18
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 25ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive
load, for capacitive load, derate current by 20%.
Symbols SF11
SF12
SF13
SF14
SF15
SF16
Unit
SF18
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
0.375” (9.5mm) Lead Length at TA = 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
VRRM
VRMS
VDC
I(AV)
50 100 150 200 300 400 600
35 70 105 140 210 280 420
50 100 150 200 300 400 600
1.0
V
V
V
A
IFSM 30 A
VF 0.95
1.25 1.7 V
IR
5.0
500
uA
Maximum Reverse Recovery Time (note1)
TRR
35 50 nS
Typical Junction Capacitance(note2)
Typical Thermal Resistance(note3)
Operating Junction Temperature
Storage Temperature Range
CJ
RθJA
TJ
Ts
50
50
-55 to +150
-55 to +150
25
pF
OC/W
OC
OC
Notes: 1.Reverse recovery test conditions: IF = 0.5A, IR = 1.0A, IRR = 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



SF18
SF11~SF18
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
(+)
50Vdc
(appox)
(-)
DUT
1
NON
INDUCTIVE
(-)
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE 1)
(+)
NOTES:1. Rise Time=7ns max. Input Impedance=
1 megohm 22 pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
+0.5A
0
-0.25A
-1.0A
trr
1cm
SET TIME BASE FOR
5/10ns/cm
1000
Typical reverse characteristics
100
TJ=100 C
10
TJ=25 C
1
Typical forward characteristics
100
TJ=25 C
Pulse width=300 s
1% duty cycle
10
SF11~SF14
SF15~SF16
1
SF17~SF18
0.1
0.1
0 40 80 120
Percent of rated peak reverse voltage, %
0.01
0.4
0.8 1.2 1.6
Forward voltage, V
1.8
Maximum non-repeitive
forward surge current
30
20
10
1 10 100
Number of cycles at 60Hz
Typical junction capacitance
175
125
75
SF11~SF14
25 SF15~SF18
0
0.1
1
10 100
Reverse voltage, V
1000
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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