SM5817 THRU SM5819
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O Utilizing Flame
Retardant Epoxy Molding Compound.
For surface mounted applications.
Exceeds environmental standards of MIL-S-19500 /
228
Low leakage current.
Mechanical data
Case : Molded plastic, SM-1 (MELF)
Terminals : Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity : Indicated by c athode band
Mounting Position : Any
Weight : 0.015 gram
(V) (V) (V) (V) (oC)
SM5817 -20 14 20 0.45
SM5818 -30 21 30 0.55
SM5819 -40 28 40 0.60
SYMBOLS MARKING
CODE
-55 to +125
Operating
temperature
VRRM
*1 VRMS
*2 VR
*3 VF
*4
MAXIMUM RATINGS (AT TA=25oC unless otherwise noted)
PARAMETER CONDITIONS Symbol MIN. TYP. MAX. UNIT
Forward rectified current See Fig.2 IO1.0 A
Forward surge current 8.3ms single half sine-wave superimposed on
rate load (JEDEC methode) IFSM 25 A
VR = VRRM TA = 25oC1.0 mA
VR = VRRM TA = 100oC10 mA
Thermal resistance Junction to ambient RqJA 80 oC / w
Diode junction capacitance f=1MHz and applied 4vDC reverse voltage CJ110 pF
Storage temperature TSTG -55 +150 oC
Reverse current IR
*1 Repetitive peak reverse voltage
*2 RMS voltage
*3 Continuous reverse voltage
*4 Maximum forward voltage
MELF Schottky Barrier Diodes
Silicon epitaxial planer type
Formosa MS
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
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
