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
FEATURES
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
V
V
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.
* Low forward voltage drop
* Low leakage current
* High reliability
* 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
SM5817 SM5819 THRU
0.55
VOLTAGE RANGE
20 to 40 Volts
CURRENT
1.0 Ampere
UNITS
V
Typical Thermal Resistance R JA (Note 2)θ
110
SM5817 SM5818 SM5819
20 30 40
20 30 40
14 21 28
0.45 0.60
A
Dimensions in inches and (millimeters)
SM-1
.105(2.7)
.095(2.4)
.205(5.2)
.190(4.8) .024(.60)
.018(.46)
SOLDERABLE
ENDS
C
C
C/W
Operating
Storage Temperature Range TSTG
Temperature Range TJ
216
0.1
1.0
.01
10
50
RATING AND CHARACTERISTIC CURVES (SM5817 THRU SM5819)
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
SM5817
SM5818~SM5819
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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