SM5817A
THRU
SM5819A
1.0 AMP SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
VOLTAGE RANGE
20 to 40 Volts
CURRENT
FEATURES
* Ideal for surface mount applications
* Easy pick and place
* Built-in strain relief
* Low forward voltage drop
.058(1.47)
.052(1.32)
1.0 Ampere
DO-214AC(SMA)
.110(2.79)
.100(2.54)
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Metallurgically bonded construction
* Polarity: Color band denotes cathode end
* Mounting position: Any
.087(2.20)
.071(1.80)
.060(1.52)
.030(0.76)
.177(4.50)
.157(3.99)
.012(0.31)
.006(0.15)
.005
MAX.
(.127)
.205(5.20)
.189(4.80)
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
at Ta=90 C
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
Typical Junction Capacitance (Note1)
Typical Thermal Resistance R JA (Note 2)
Operating Temperature Range T
J
Storage Temperature Range T
STG
NOTES:
SM5817A
20
14
20
SM5818A
30
21
30
1.0
25
SM5819A
40
28
40
UNITS
V
V
V
A
A
V
mA
mA
pF
C/W
C
C
0.45
0.55
0.5
10
110
80
-65 +150
-65 +150
0.60
Ta=100 C
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Ambient.
396
RATING AND CHARACTERISTIC CURVES (SM5817A THRU SM5819A)
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
0
20
40
60
80
100
120
140
160
180
200
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
SM
58
1.0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
SM
58
3.0
18
A~
SM
58
17
A
19
10
A
AMBIENT TEMPERATURE ( C)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
25
0.1
.01
.1
.3
.5
.7
.9
1.1
1.3
1.5
20
FORWARD VOLT
AGE,(V)
15
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
10
5
FIG.3 - TYPICAL REVERSE
CHARACTERISTICS
100
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
REVERSE LEAKAGE CURRENT, (mA)
10
350
300
250
200
150
100
50
0
FIG.5-TYPICAL JUNCTION CAPACITANCE
Tj=100 C
1.0
.1
Tj=25 C
.01
0
JUNCTION CAPACITANCE,(pF)
.01
.05
.1
.5
1
5
10
50
100
20
40
60
80
100 120 140
REVERSE VOLTAGE,(V)
PERCENTAGE RATED PEAK REVERSE VOL
TAGE
397
嵌入式系统
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