SMF101
THRU
SMF107
1.0 AMP SURFACE MOUNT FAST RECOVERY RECTIFIERS
VOLTAGE RANGE
50 to 1000 Volts
CURRENT
FEATURES
* Low forward voltage drop
* Low leakage current
* High reliability
1.0 Ampere
SM-1
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Metallurgically bonded construction
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.015 grams
.205(5.2)
.190(4.8)
.024(.60)
.018(.46)
SOLDERABLE
ENDS
.105(2.7)
.095(2.4)
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%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
See Fig. 2
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
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range T
J
, T
STG
NOTES:
SMF101
SMF102
SMF103
SMF104
SMF105
SMF106
SMF107
UNITS
50
35
50
100
70
100
200
140
200
400
280
400
1.0
30
1.3
5.0
100
600
420
600
800
560
800
1000
700
1000
V
V
V
A
A
V
µA
150
15
-65 +175
250
500
µA
nS
pF
C
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.
230
RATING AND CHARACTERISTIC CURVES (SMF101 THRU SMF107)
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
50
INSTANTANEOUS FORWARD CURRENT,(A)
1.2
1.0
0.8
0.6
0.4
0.2
0
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
10
3.0
1.0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0
20
40
60
80
100
120
140
160
180
200
AMBIENT TEMPERATURE ( C)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
50
0.1
.01
.6
.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLTAGE,(V)
40
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
50
Ω
NONINDUCTIVE
10
Ω
NONINDUCTIVE
30
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
20
10
(+)
25Vdc
(approx.)
( )
1
Ω
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
D.U.T.
( )
PULSE
GENERATOR
(NOTE 2)
(+)
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
FIG.5-TYPICAL JUNCTION CAPACITANCE
35
30
25
20
15
10
5
0
trr
+0.5A
|
|
|
|
|
|
|
|
0
-0.25A
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
JUNCTION CAPACITANCE,(pF)
.01
.05
.1
.5
1
5
10
50
100
REVERSE VOLTAGE,(V)
231
嵌入式系统
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