SF37 [FORMOSA]
3.0 AMP SUPER FAST RECTIFIERS; 3.0 AMP超快速整流器
| 型号： | SF37 |
| 厂家： | 
FORMOSA MS |
| 描述： | 3.0 AMP SUPER FAST RECTIFIERS |
| 文件： | 总2页 (文件大小：69K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SF31 THRU SF38
3.0 AMP SUPER FAST RECTIFIERS
VOLTAGE RANGE
50 to 600 Volts
CURRENT
3.0 Amperes
FEATURES
* Low forward voltage drop
* High current capability
DO-201AD
.220(5.6)
.197(5.0)
* High reliability
* High surge current capability
* Good for switching mode application
DIA.
1.0(25.4)
MIN.
MECHANICAL DATA
* Case: Molded plastic
.375(9.5)
.285(7.2)
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
1.0(25.4)
MIN.
.052(1.3)
* Weight: 1.10 grams
.048(1.2)
DIA.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SF31 SF32 SF33 SF34 SF35 SF36 SF37 SF38 UNITS
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
50
35
50
100
70
150
105
150
200
140
200
300
210
300
400
280
400
500
350
500
600
420
600
V
V
V
Maximum DC Blocking Voltage
100
Maximum Average Forward Rectified Current
.375"(9.5mm) Lead Length at Ta=55 C
3.0
A
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 3.0A
125
A
0.95
1.25
1.70
V
Maximum DC Reverse Current
Ta=25 C
5.0
50
mA
at Rated DC Blocking Voltage
Ta=100 C
mA
35
50
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
nS
50
pF
C
Operating and Storage Temperature Range TJ, TSTG
-65 +150
NOTES:
1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
RATINGAND CHARACTERISTIC CURVES (SF31 THRU SF38)
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERYTIME CHARACTERISTIC
trr
50
W
10W
NONINDUCTIVE
NONINDUCTIVE
|
|
|
|
|
|
|
|
+0.5A
3.0
2.5
2.0
1.5
(
)
(+)
0
D.U.T.
25Vdc
PULSE
GENERATOR
(NOTE 2)
(approx.)
-0.25A
Single Phase
(
)
(+)
Half Wave 60Hz
1W
OSCILLISCOPE
(NOTE 1)
NON-
Resistive Or Inductive Load
INDUCTIVE
1.0
0.375"(9.5mm) Lead Length
0.5
-1.0A
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
1cm
0
0
25
50
75
100
125
150
175
SET TIME BASE FOR
50 / 10ns / cm
AMBIENT TEMPERATURE,( C)
FIG.3-TYPICAL FORWARD
CHARACTERISTICS
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
50
50
10
3.0
1.0
10
3.0
1.0
Tj=100 C
Tj=25 C
Tj=25 C
Pulse Width 300us
0.1
0.1
1% Duty Cycle
.01
.01
.4
.6
.8 1.0 1.2 1.4 1.6 1.8
0
20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FORWARD VOLTAGE,(V)
FIG.6-TYPICAL JUNCTION CAPACITANCE
FIG.5-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
175
125
100
75
50
25
0
150
125
100
8.3ms Single Half
Tj=25 C
75
50
25
0
Sine Wave
JEDEC method
.01
.05
.1
.5
1
5
10
50
100
50
1
5
10
100
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE,(V)
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