SF38G [LGE]
3.0 AMP. Glass Passivated Super Fast Rectifiers; 3.0 AMP 。玻璃钝化超快速整流器
| 型号： | SF38G |
| 厂家： | 
LGE |
| 描述： | 3.0 AMP. Glass Passivated Super Fast Rectifiers |
| 文件： | 总2页 (文件大小：195K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SF31G-SF38G
3.0 AMP. Glass Passivated Super Fast Rectifiers
DO-201AD
Features
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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
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Case: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Polarity: Color band denotes cathode
High temperature soldering guaranteed:
o
260 C/10 seconds/.375”,(9.5mm) lead
Dimensions in inches and (millimeters)
lengths at 5 lbs., (2.3kg) tension
Mounting position: Any
Weight: 1.2 grams
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Maximum Ratings and Electrical Characteristics
o
Rating at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
SF
38G
Symbol SF SF
SF
SF
SF
SF
SF
Type Number
Units
31G 32G 33G 34G 35G 36G 37G
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
50 100 150 200 300 400 500 600
35 70 105 140 210 280 350 420
50 100 150 200 300 400 500 600
V
V
V
VRRM
VRMS
VDC
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current .375 (9.5mm) Lead Length
3.0
A
I(AV)
o
@TA = 55 C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
125
A
V
IFSM
Maximum Instantaneous Forward Voltage
@ 3.0A
0.95
1.3
1.7
VF
o
Maximum DC Reverse Current @ TA=25 C
o
5.0
uA
uA
IR
at Rated DC Blocking Voltage @ TA=125 C
100
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance
Trr
Cj
35
nS
pF
80
60
R
35
10
o
θJA
C/W
R
θJL
o
Operating Temperature Range TJ
Storage Temperature Range TSTG
TJ
-65 to +150
-65 to +150
C
o
TSTG
C
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. Mount on Cu-Pad Size 16mm x 16mm on PCB.
Notes:
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mail:lge@luguang.cn
SF31G-SF38G
3.0 AMP. Glass Passivated Super Fast Rectifiers
RATINGS AND CHARACTERISTIC CURVES (SF31G THRU SF38G)
FIG.1- MAXIMUM AVERAGE FORWARD CURRENT
DERATING
FIG.3- TYPICAL REVERSE CHARACTERISTICS
3.0
2.5
2.0
1.5
1.0
0.5
0
1000
100
Tj=1250C
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
10
Tj=750C
1
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE. (OC)
0.1
Tj=250C
FIG.5- MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT
175
0.01
150
125
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
8.3ms Single Half Sine Wave
JEDEC Method
100
75
FIG.4- TYPICAL FORWARD CHARACTERISTICS
100
50
25
1
2
5
10
20
50
100
NUMBER OF CYCLES AT 60Hz
10
FIG.5- TYPICAL JUNCTION CAPACITANCE
140
120
SF31G~SF34G
SF35G~SF36G
Tj=250C
1
SF37G~SF38G
100
80
60
40
0.1
Tj=25oC
Pulse Width=300
1% Duty Cycle
20
0
s
0.01
0.4
0.1
0.5
1
2
5
10 20
50 100 200 500 1000
0.6
0.8
1.0
1.2
1.4
1.6
1.8
REVERSE VOLTAGE. (V)
FORWARD VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50W
10W
trr
NONINDUCTIVE
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
PULSE
GENERATOR
(NOTE 2)
0
50Vdc
(approx)
(-)
-0.25A
1W
OSCILLOSCOPE
(NOTE 1)
(+)
NON
INDUCTIVE
-1.0A
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
1cm
SET TIME BASE FOR
5/ 10ns/ cm
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
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mail:lge@luguang.cn
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