SFR301 – SFR307 1 of 3 © 2002 Won-Top Electronics
SFR301 – SFR307
3.0A SOFT FAST RECOVERY RECTIFIER
Features
! Diffused Junction
! Low Forward Voltage Drop
! High Current Capability A B A
! High Reliability
! High Surge Current Capability
Mechanical Data C
! Case: Molded Plastic D
! Terminals: Plated Leads Solderable per
MIL-STD- 202, Met hod 208
! Polarity: Cathode Band
! Weight: 1.2 grams (approx.)
! Mounting Position: Any
! Marking: Type Number
! Epoxy: UL 94V-O rate flame retardant
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwis e specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derat e current by 20%.
Characteristic Symbol SFR301 SFR302 SFR303 SFR304 SFR305 SFR306 SFR307 Unit
Peak Repetit i ve Revers e Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR50 100 200 400 600 800 1000 V
RMS Reverse Voltage VR(RMS) 35 70 140 280 420 560 700 V
Average Rectified Output Current
(Note 1) @T
A = 55°C IO3.0 A
Non-Repetiti ve P eak Forward Surge Current
8.3ms Si ngl e half sine-wave superimposed on
rated load (JEDE C Method) IFSM 150 A
Forward Voltage @IF = 3.0A VFM 1.2 V
Peak Reverse Current @TA = 25°C
At Rated DC Blocki ng Voltage @TA = 100°C IRM 5.0
100 µA
Reverse Recovery Time (Note 2) trr 120 200 350 nS
Typical Junction Capacitance (Note 3) Cj60 pF
Operating Tem perature Range Tj-65 to +125 °C
Storage Temperat ure Range TSTG -65 to +150 °C
*Glass passivated forms are available upon request
Note: 1. Leads maintained at ambient temperat ure at a distanc e of 9.5mm from the case
2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See figure 5.
3. Measured at 1.0 MHz and applied reverse volt age of 4.0V D.C.
WTE
PO WER SEM ICO NDUC TO RS
DO-201AD
Dim Min Max
A25.4 —
B8.50 9.50
C1.20 1.30
D5.0 5.60
All Dimensions in mm
SFR301 – SFR307 2 of 3 © 2002 Won-Top Electronics
0
1
2
3
4
02550
75 100 125 150 175
I , AVERAGE FWD RECTIFIED CURRENT (A)
(AV)
A, AMBIENT TEMPERATURE ( C)
Fig. 1 Forward Derating Curve
°
Single phase half wave
Resistive or Inductive load
0.01
0.1
1.0
10
0.6 0.8 1.0 1.2
I , INSTANTANEOUS FOWRARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
T = 25 C
Pulse width = 300 s
j°µ
10
100
200
1 10 100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 3 Peak Forward Surge Current
50V DC
Approx
50 NI (Non-inductive)Ω10 NIΩ
1.0
NI
ΩOscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
trr
Settimebasefor5/10ns/cm
+0.5A
0A
-0.25A
-1.0A
Notes:
1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.
2. Rise Time = 10ns max. Input Impedance = 50 .
Ω
Ω
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
1
10
100
1 10 100
C , CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
T = 25 C
f = 1.0MHz
j°
SFR301 – SFR307 3 of 3 © 2002 Won-Top Electronics
ORDERING INFORMATION
Product No.!
!!
!Package Type Shipping Quantity
SFR301-T3 DO-201AD 1200/Tape & Reel
SFR301-TB DO-201AD 1200/Tape & Box
SFR301 DO-201AD 500 Units/Box
SFR302-T3 DO-201AD 1200/Tape & Reel
SFR302-TB DO-201AD 1200/Tape & Box
SFR302 DO-201AD 500 Units/Box
SFR303-T3 DO-201AD 1200/Tape & Reel
SFR303-TB DO-201AD 1200/Tape & Box
SFR303 DO-201AD 500 Units/Box
SFR304-T3 DO-201AD 1200/Tape & Reel
SFR304-TB DO-201AD 1200/Tape & Box
SFR304 DO-201AD 500 Units/Box
SFR305-T3 DO-201AD 1200/Tape & Reel
SFR305-TB DO-201AD 1200/Tape & Box
SFR305 DO-201AD 500 Units/Box
SFR306-T3 DO-201AD 1200/Tape & Reel
SFR306-TB DO-201AD 1200/Tape & Box
SFR306 DO-201AD 500 Units/Box
SFR307-T3 DO-201AD 1200/Tape & Reel
SFR307-TB DO-201AD 1200/Tape & Box
SFR307 DO-201AD 500 Units/Box
Products listed in bold are WTE Preferred devices.
!T3 suffix refers to a 13” reel. TB suffix refers to Ammo Pack.
Shipping quantity given is for minimum packing quantity only. For minimum order
quantity, please consult the Sales Department.
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However , WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer. WTE reserves the right to change any or all information herein without further notice.
WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
We power your everyday.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan
Phone: 886-7-822-5408 or 886-7-822-5410
Fax: 886-7-822-5417
Email: sales@wontop.com
Internet: http://www.wontop.com
