SY 1N5821

1N5820 THRU 1N5822
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 40 Volts
Forward Current - 3.0 Amperes
DO-201AD
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Metal silicon junction,majority carrier conduction
Guardring for overvoltage protection
Low power loss,high erriciency
High current capability,low forward voltage drop
High surge capability
For use in low voltage,high frequency inverters,
free wheeling,and polarity protection applications
High temperature soldering guaranteed:
250 C/10 seconds,0.375”(9.5mm) lead length,
5 lbs. (2.3kg) tension
1.0 (25.4)
MIN.
0.210(5.3)
0.190 (4.8)
DIA.
0.375 (9.50)
0.285(7.20)
1.0 (25.4)
MIN.
MECHANICAL DATA
0.052(1.32)
0.048(1.22)
DIA.
Case: JEDEC DO-201AD molded plastic body
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight:0.04 ounce, 1.10 grams
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for current capacitive load derate by 20%.
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375”(9.5mm) lead length at TL=95 C
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
Maximum DC reverse current
TA=25 C
at rated DC blocking voltage
TA=100 C
Typical junction capacitance (NOTE 1)
Typical thermal resistance (NOTE 2)
Operating junction and storage temperature range
SYMBOLS
1N5820
1N5821
1N5822
UNITS
VRRM
VRMS
VDC
20
14
20
30
21
30
40
28
40
VOLTS
VOLTS
VOLTS
I(AV)
3.0
Amps
IFSM
80.0
Amps
VF
0.475
0.500
0.525
Volts
IR
2.0
40.0
mA
CJ
RqJA
TJ,TSTG
300.0
40.0
-65 to +125
pF
C/W
C
Note:1.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2.Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted
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RATINGS AND CHARACTERISTIC CURVES 1N5820 THRU 1N5822
FIG. 1- FORWARD CURRENT DERATING CURVE
3
RESISTIVE OR
INDUCTIVE LOAD
0.375” (9.5mm)
LEAD LENGTH
2
1
0
0
20
40
60
80
100
120
140
LEAD TEMPERATURE, C
80
£PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD
CURRENT,AMPERES
4
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
70
60
50
40
30
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
TJ=TJmax
20
10
1
10
100
NUMBER OF CYCLES AT 60 Hz
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
1,00
10
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
INSTANTANEOUS FORWARD
CURRENT,AMPERES
50
TJ=125 C
TJ=25 C
1
PULSE WIDTH=300 ms
1%DUTY CYCLE
0.1
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
TJ=100 C
10
1
0.1
TJ=25 C
0.01
0.001
0
1.6
TJ=25 C
f=1.0MHz
Vsig=50mVp-p
100
10
60
80
100
100
10
1
0.1
0.01
10
1.0
40
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
FIG. 5-TYPICAL JUNCTION CAPACITANCE
400
0.1
20
PERCENT OF PEAK REVERSE VOLTAGE,%
INSTANTANEOUS FORWARD VOLEAGE,
VOLTS
JUNCTION CAPACITANCE, pF
TJ=75 C
0.1
1
10
100
REVERSE VOLTAGE,VOLTS
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t,PULSE DURATION,sec.
100