Jul - 08
SFAF504G ........SFAF508G
5 Amp. Glass Passivated Ultrafast Rectifiers
Voltage
200 to 600 V
Current
5 A
VFMaximum Instantaneous Forward Voltage @ 5.0 A
IRMaximum DC Reverse Current @ TA = 25 ºC
at Rated DC Blocking Voltage @ TA = 100 ºC
Rthj-c Typical Thermal Resistance (See Note) 5.0 °C/W
Maximum Recurrent Peak Reverse Voltage (V)
Maximum RMS Voltage (V)
Maximum DC Blocking Voltage (V)
Maximum Average Forward Rectified Current
9.5mm Lead Lenght @ Tc = 100 ºC
VRRM
VRMS
VDC
IF(AV)
Tj,Tstg Operating and Storage Temperature Range
IFSM
Peak Forward Surge Current 8.3 ms. single
Half Sine-wave Superimposed on RatedLoad
(JEDEC Method)
5.0 A
125 A
– 65 to + 150 °C
200
140
200
Cj
10 µA
400 µA
SFAF
504G
Absolute Maximum Ratings, according to IEC publication No. 134
ITO-220AC
12
400
280
400
SFAF
506G
1.3 V
Maximum Reverse Recovery Time From
IF =0.5 A; IR = 1 A; IRR = 0.25 A
Trr
Typical Junction Capacitance at 1MHz
and reverse voltage of 4VDC
Note: Thermal Resistance from Junction to Case Mounted on Heatsink Size of 50.8mm x 76.2mm x 6.35mm Al-Plate.
Electrical Characteristics
600
420
600
SFAF
508G
• High efficiency, Low VF
• For use in low voltage, high frequency inventor, free
wheeling, and polarity protection application
MECHANICAL DATA
• Terminals: Pure tin plated, Lead free, solderable per
MIL-STD-202, Method 208 guaranteed
• High reliability
• Case: ITO-220AC Molded plastic
• Polarity: As marked
• Weight: 2.24 grams
• Epoxy: UL 94V-0 rate flame retardant
• High current capability
• High surge current capability
• Low power loss
• High temperature soldering guaranteed:
260 °C/10 seconds, 4.06mm from case.
35 nS
PIN 1
Case Positive
PIN 2 CASE
0.975 V 1.7 V
SFAF
504G SFAF
506G SFAF
508G
70 pF
Jul - 08
SFAF5G
0.01
IF, instantaneous forward current (A)
VF, forward voltage (V)
0.4 0.8 1.2
TYPICAL FORWARD CHARACTERISTICS
100
100
MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
0
101
I
FSM
, peak forward surge current (A)
100
40
501
Cj, junction capacitance (pF)
Percent of rated peak reverse voltage (%)
IR, Instantaneous reverse current (µA)
0
1
0.1
1000
1000
0.6 1.0
TYPICAL REVERSE CHARACTERISTICS
20 40 60 80
Number of cycles at 60 Hz
TYPICAL JUNCTION CAPACITANCE
10
VR, reverse voltage (V)
100
140
10
1.4 1.6
90
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
NON INDUCTIVE
50W
PULSE
GENERATOR
(NOTE 2)
SET TIME BASE FOR
5/ 10ns/ cm
1cm
trr
+0.5A
0
-0.25A
-1.0A
1W
NON
INDUCTIVE
DUT
OSCILLOSCOPE
(NOTE 1)
NON INDUCTIVE
10
W
(+)
50vDC
(APPROX)
(-) (+)
(-)
NOTES: 1. Rise Time = 7ns max. Input Impedance =
1 megohm 22 pf
2. Rise Time = 10 ns max. Sourse Impedance =
50 ohms
1.8
80
50
25 20 100
150
120
30
2 5 20 50
120100
10
0.1
90
70
60
500
60
Tc, case temperature (°C)
0
IF(AV), average forward current (A)
100
10
0
MAXIMUM FORWARD CURRENT DERATING
CURVE
15050
6
4
8
2
200
1
0.03
30
0.3
3
Rating And Characteristic Curves
SFAF504G
SFAF
5
06G
SFAF508G
Tj = 25 °C
Pulse Width = 300 µs
1% Duty Cycle
Tj = 25 °C
Tj = 75 °C
Tj = 25 °C
Tj = 100 °C
Tj = 25 °C
8.3ms Single Half Sine Wawe
JEDEC Method
SFAF5G
Jul - 08
PACKAGE MECHANICAL DATA ITO-220AC
21
B
A
L7
C
D
L2
L3
L4
DIA E
F2
L5
L6
F1
F
G1 G1
DIMENSIONS
Milimeters
Nominal
Min.
REF.
A
B
C
E
F1
F2
L2
L3
L4
L5
L6
D
F
L7
G1
DIA
-
-
4.40
2.50
9.90
1.10
13.20
14.80
2.55
3.70
3.00
0.50
0.50
6.30
2.40
3.00
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2.55
-
4.70
2.80
13.80
15.50
2.85
4.10
3.16
Max.
0.76
1.40
1.60
1.80
10.30
0.90
6.90
2.70
3.40
