1.0 AMP SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
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
MECHANICAL DATA
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
Typical Junction Capacitance (Note1)
1.0
25
1.0
10
80
-65 +125
-65 +150
A
V
mA
mA
pF
NOTES:
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Ambient.
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Metallurgically bonded construction
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.063 grams
SM5817A SM5819A THRU
0.55
VOLTAGE RANGE
20 to 40 Volts
CURRENT
1.0 Ampere
UNITS
Typical Thermal Resistance R JA (Note 2)θ
110
SM5817A SM5818A SM5819A
0.45 0.60
A
FEATURES
* Ideal for surface mount applications
* Easy pick and place
* Built-in strain relief
* Low forward voltage drop
Dimensions in inches and (millimeters)
.208(5.28)
.194(4.93)
.177(4.50)
.157(3.99)
.012(0.31)
.006(0.15)
.058(1.47)
.052(1.32)
.090(2.29)
.078(1.98)
.060(1.52)
.030(0.76)
.110(2.79)
.100(2.54)
.005
(.127)MAX.
Operating
Storage Temperature Range TSTG
Temperature Range TJ C
C
C/W
V
V
V
20 30 40
20 30 40
14 21 28
DO-214AC(SMA)
220
0.1
1.0
.01
10
50
RATING AND CHARACTERISTIC CURVES (SM5817A THRU SM5819A)
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
FIG.5-TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE,(V)
JUNCTION CAPACITANCE,(pF)
INSTANTANEOUS FORWARD CURRENT,(A)
FORWARD VOLTAGE,(V)
Pulse Width 300us
1% Duty Cycle
0.2
0.4
0.6
0.8
1.0
1.2
0
350
300
250
200
150
100
50
0
10
5
15
25
20
.01 .05 .1 .5 1 5 10 50 100
.1 .3 .5 .7 .9 1.1 1.3 1.5
3.0
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
AMBIENT TEMPERATURE ( C)
.1
1.0
10
100
FIG.3 - TYPICAL REVERSE
CHARACTERISTICS
REVERSE LEAKAGE CURRENT, (mA)
PERCENTAGE RATED PEAK REVERSE VOLTAGE
0 20 40 60 80 100 120 140
.01
Tj=75 C
SM5817A
SM5818A~SM5819A
Tj=25 C
Tj=25 C
NUMBER OF CYCLES AT 60Hz
1 10 5 50 100
Tj=25 C 8.3ms Single Half
Sine Wave
JEDEC method
0
0 20 40 60 80 100 120 140 160 180 200
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