SF41G - SF48G
4.0 AMPS. Glass Passivated Super Fast Rectifiers
DO-201AD
Features
High efficiency, low VF
High current capability
High reliability
High surge current capability
Low power loss.
For use in low voltage, high frequency inventor, free
wheeling, and polarity protection application
Mechanical Data
Case: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Pure tin plated, lead free., solderable per
MIL-STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode
High temperature soldering guaranteed:
o
260 C/10 seconds/.375”,(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Mounting position: Any
Weight: 1.2 grams
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol
SF SF SF SF
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current .375 (9.5mm) Lead Length
@T
A
= 55
o
C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC Method )
Maximum Instantaneous Forward Voltage
@ 4.0A
Maximum DC Reverse Current @ T
A
=25
o
C
o
at Rated DC Blocking Voltage @ T
A
=100 C
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Thermal Resistance
Operating Temperature Range
Storage Temperature Range
Notes:
SF SF SF SF
Units
41G 42G 43G 44G 45G 46G 47G 48G
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
50 100 150 200 300 400 500 600
35 70 105 140 210 280 350 420
50 100 150 200 300 400 500 600
4.0
125
1.0
5.0
500
35
100
25
-65 to +150
-65 to +150
80
o
V
V
V
A
A
1.3
1.7
Trr
Cj
R
θJA
T
J
T
STG
V
uA
uA
nS
pF
C/W
o
C
o
C
1. Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mount on Cu-Pad Size 16mm x 16mm on P.C.B
Version: A06
RATINGS AND CHARACTERISTIC CURVES ( SF41G THRU SF48G )
FIG.1- MAXIMUM AVERAGE FORWARD CURRENT
DERATING
6.0
FIG.2- TYPICAL REVERSE CHARACTERISTICS
1000
AVERAGE FORWARD CURRENT. (A)
5.0
INSTANTANEOUS REVERSE CURRENT. ( A)
4.0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
Tj=100
0
C
100
3.0
10
Tj=25
0
C
2.0
1.0
1
0
0
25
50
75
100
125
O
150
175
AMBIENT TEMPERATURE. ( C)
FIG.3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
175
0.1
PEAK FORWARD SURGE CURRENT. (A)
150
125
100
75
50
25
0
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine Wave
JEDEC Method
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
FIG.5- TYPICAL FORWARD CHARACTERISTICS
100
INSTANTANEOUS FORWARD CURRENT. (A)
1
2
5
10
20
50
100
SF
41
180
160
140
120
100
Tj=25
0
C
G~
S
FIG.4- TYPICAL JUNCTION CAPACITANCE
F4
4
10
G
F4
6G
JUNCTION CAPACITANCE.(pF)
~S
SF
45
G
1
SF41G~SF44G
80
0.1
SF48G
60
40
0.01
0.4
Tj=25
0
C
PULSE WIDTH-300 S
2% DUTY CYCLE
0.1
0.5
1
2
5
10
20
50
100 200
500
1000
0.6
0.8
1.0
1.2
SF
47
G
1.4
1.6
~S
F4
8G
1.8
REVERSE VOLTAGE. (V)
FORWARD VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
+0.5A
DUT
(-)
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE 1)
(+)
0
-0.25A
trr
(+)
50Vdc
(approx)
(-)
NON
INDUCTIVE
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns/ cm
Version: A06
嵌入式系统
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