SFAF501G - SFAF508G

Isolated 5.0 AMPS.

Glass Passivated Super Fast Rectifiers
ITO-220AC
.185(4.7) .406(10.3)
.173(4.4) .390(9.90)
.124(3.16)
.134(3.4)DIA .112(2.85)
.118(3.00)
.113(3.0)DIA .100(2.55)

Features .272(6.9)
.248(6.3)

.606(15.5)

High efficiency, low VF .583(14.8)

High current capability

High reliability .063(1.6)

High surge current capability MAX

Low power loss. .161(4.1)

.146(3.7)

For use in low voltage, high frequency inventor, free
.110(2.8) .543(13.8)
.055(1.4) .071(1.8)
wheeling, and polarity protection application .098(2.5) .043(1.1) MAX .512(13.2)

Mechanical Data
.030(0.76) .035(0.9)
.020(0.50) .020(0.5)
2

Case: ITO-220AC molded plastic .100(2.55) .100(2.55)

Epoxy: UL 94V-0 rate flame retardant PIN 1

Terminals: Pure tin plated, lead free. solderable per PIN 2 CASE

MIL-STD-202, Method 208 guaranteed Case Positive

Polarity: As marked

High temperature soldering guaranteed: Dimensions in inches and (millimeters)
260oC/10 seconds .16”,(4.06mm) from case.

Weight: 2.24 grams

Maximum Ratings and Electrical Characteristics

Rating at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%

Type Number Symbol SFAF SFAF SFAF SFAF SFAF SFAF SFAF SFAF Units
501G 502G 503G 504G 505G 506G 507G 508G
Maximum Recurrent Peak Reverse Voltage VRRM 50 100 150 200 300 400 500 600 V
Maximum RMS Voltage VRMS 35 70 105 140 210 280 350 420 V
Maximum DC Blocking Voltage VDC 50 100 150 200 300 400 500 600 V
Maximum Average Forward Rectified Current
I(AV) 5.0 A
.375 (9.5mm) Lead Length @TC = 100 oC
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load IFSM 125 A
(JEDEC method )
Maximum Instantaneous Forward Voltage
VF 0.975 1.3 1.7 V
@ 5.0A
Maximum DC Reverse Current @ TA=25 C
o
10 uA
at Rated DC Blocking Voltage @ TA=100 oC IR
400 uA
Maximum Reverse Recovery Time (Note 1) Trr 35 nS
Typical Junction Capacitance (Note 2) Cj 70 pF
o
Typical Thermal Resistance (Note 3) RθJC 5.0 C/W
o
Operating Temperature Range TJ -65 to +150 C
o
Storage Temperature Range TSTG -65 to +150 C
Notes: 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Thermal Resistance from Junction to Case Mounted on Heatsink Size of 2” x 3” x 0.25” al-Plate.

Version: A06
 RATINGS AND CHARACTERISTIC CURVES ( SFAF501G THRU SFAF508G )

FIG.1- MAXIMUM FORWARD CURRENT DERATING FIG.2- TYPICAL REVERSE CHARACTERISTICS

CURVE 1000
10
AVERAGE FORWARD CURRENT. (A)

INSTANTANEOUS REVERSE CURRENT. ( A)

6 100
TJ=100 0C
4

2
10
TJ=75 0C

0
0 50 100 150
o
CASE TEMPERATURE. ( C)

1 TJ=25 0C
FIG.3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT. (A)

150
TJ=125 0C
120
0.1
8.3ms Single Half Sine Wave 0 20 40 60 80 100 120 140
JEDEC Method
90 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)

60 FIG.5- TYPICAL FORWARD CHARACTERISTICS

100
30
5 04G
FAF
1 G-S
INSTANTANEOUS FORWARD CURRENT. (A)

0 30 F50
1 2 5 10 20 50 100 SFA 6G
50
AF
NUMBER OF CYCLES AT 60Hz 10 - SF
5G
50
AF
SF
FIG.4- TYPICAL JUNCTION CAPACITANCE 8G
3
F50
FA
100 -S
7G
Tj=25 0C 1 50
90 AF
SF
CAPACITANCE.(pF)

80 0.3

70 0.1

60
0.03
Tj=25oC
50 Pulse Width=300 s
1% Duty Cycle
0.01
40 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
1 2 5 10 20 50 100 200 500 1000
FORWARD VOLTAGE. (V)
REVERSE VOLTAGE. (V)

FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM

50 10
NONINDUCTIVE NONINDUCTIVE trr
+0.5A

(-)
DUT
(+) PULSE 0
50Vdc GENERATOR
(approx) (NOTE 2) -0.25A
(-)
OSCILLOSCOPE
NON (NOTE 1) (+)
INDUCTIVE

NOTES: 1. Rise Time=7ns max. Input Impedance= -1.0A

1 megohm 22pf 1cm
2. Rise Time=10ns max. Sourse Impedance= SET TIME BASE FOR
50 ohms 5/ 10ns/ cm

Version: A06