SM4933 [FORMOSA]
1.0 AMP SURFACE MOUNT FAST RECOVERY RECTIFIERS; 1.0 AMP的表面装载快速恢复二极管
| 型号： | SM4933 |
| 厂家： | 
FORMOSA MS |
| 描述： | 1.0 AMP SURFACE MOUNT FAST RECOVERY RECTIFIERS |
| 文件： | 总2页 (文件大小：40K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SM4933 THRU SM4937
1.0 AMP SURFACE MOUNT FAST RECOVERY RECTIFIERS
VOLTAGE RANGE
50 to 600 Volts
CURRENT
1.0 Ampere
FEATURES
* Low forward voltage drop
* Low leakage current
* High reliability
SM-1
SOLDERABLE
ENDS
.205(5.2)
.190(4.8)
.024(.60)
.018(.46)
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Metallurgically bonded construction
* Polarity: Color band denotes cathode end
* Mounting position: Any
.105(2.7)
.095(2.4)
* Weight: 0.015 grams
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%.
UNITS
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
SM4933
50
SM4934
100
SM4935
200
140
SM4936
400
280
SM4937
600
420
V
V
V
35
70
Maximum DC Blocking Voltage
50
100
200
400
600
Maximum Average Forward Rectified Current
.375"(9.5mm) Lead Length at Ta=55 C
1.0
A
A
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 1.0A
Maximum DC Reverse Current
30
1.3
5.0
V
mA
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
100
200
mA
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range TJ, TSTG
nS
15
pF
C
-65 +175
NOTES:
1. Reverse Recovery Time test condition:IF=1.0A, VR=30V.
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
RATING AND CHARACTERISTIC CURVES (SM4933 THRU SM4937)
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
1.2
1.0
0.8
0.6
50
10
3.0
1.0
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.4
0.2
0
0
20
40
60
80
100
120
140
160
180
200
Tj=25 C
AMBIENT TEMPERATURE ( C)
Pulse Width 300us
1% Duty Cycle
0.1
.01
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
50
.6
.8 1.0 1.2 1.4 1.6 1.8 2.0
40
30
20
10
0
FORWARD VOLTAGE,(V)
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
8.3ms Single Half
Tj=25 C
Sine Wave
10K
2W
JEDEC method
1
8
W
30 /50W
115Va
60Hz
2
R1
7
NON-INDUCTIVE
W
3
25W
3
UNIT
UNDER TEST
6
C P CLARE
HPG1002
4
5
A
1.0Adc FROM
CONSTANT
VOLTAGE SUPPLY
RIPPLE=3mVrms MAX.
1 AMP
50
1
5
10
100
SLO-BLO
FUSE
R2
NUMBER OF CYCLES AT 60Hz
W
NON-
1
/10W
C1
1.0mF
300V
C1
30Vdc
CONSTANT VOLTAGE
SUPPLY
1.0mF
300V
INDUCTIVE
1
W
Zout 1 / MAX.
2
MINIMIZE ALL LEAD LENGTHS
DC To 2KHz
FIG.5-TYPICAL JUNCTION CAPACITANCE
W
A-TEKTRONIX 545A. K PLUG IN
PRE AMP P6000 PROBE OR EQUIVALENT
R1- ADJUSTED FOR 14 BETWEEN
POINT 2 OF RELAY AND RECTIFIER
INDUCTIVE=3.8mH
R2- TEN 1W 10 1% CARBON CORE
IN PARALLEL
35
+10
TA= 25
C FOR RECTIFIER
0
30
25
20
IFM 1.0
i(t)
di/dt=50A/mS
trr
15
10
5
0
IRM(REC) 2.0
0
.01
.05
.1
.5
1
5
10
50
100
1cm
SET TIME BASE FOR
50 / 100ns / cm
REVERSE VOLTAGE,(V)
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