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DATA SHEET
SD520T~SD5100T
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS VOLTAGE 20 to 100 Volts
FEATURES
* Plastic package has Underwriters Laboratory Flammability Classification 94V-O * For surface mounted applications * Low profile package * Built-in strain relief * Low power loss, High efficiency * High surge capacity * For use in low voltage high frequency inverters, free wheeling, and polarity protection applications
.307(7.8) .283(7.2) .225(5.7) .209(5.3)
TO-251AB
.264(6.7) .248(6.3) .216(5.5) .200(5.1) 4
Unit: inch ( mm )
CURRENT - 5 Ampere
.098(2.5) .082(2.1) .024(0.6) .016(0.4)
* High temperature soldering guaranteed:260XC/10 seconds at terminals
.063(1.6) .047(1.2)
1
3 .032(0.8) .012(0.3)
MECHANICAL DATA
Case: TO-251AB molded plastic Terminals: Solder plated, solderable per MIL-STD-750,Method 2026 Polarity: As marking Weight: 0.015 ounces, 0.4grams.
.071(1.8) .051(1.3) .02(0.5)
2 .09 .09 (2.3) (2.3)
3
2 4
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%
SD520T Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at Tc=75C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 5.0A (Note 1) Maximum DC Reverse Current at Tc=25C DC Blocking Voltage per element Tc=100C Maximum Thermal Resistance (Note 2) Operating and Storage Temperature Range Storage Temperature Range 20 14 20
SD530T 30 21 30
SD540T 40 28 40
SD550T 50 35 50 5 100
SD560T 60 42 60
SD580T 80 56 80
SD5100T 100 70 100
UNITS V V V A
A 0.85 V mA C/W C C
0.55 0.2 20 80
0.75
-55 to +125 -65 to +150
NOTES: 1. Thermal Resistance Junction to Ambient .
DATE : OCT.10.2002
PAGE . 1
RATING AND CHARACTERISTIC CURVES
AVERAGE FORWARD CURRENT, AMPERES
50
INSTNTANEOUS FORWARD CURRENT AMPERES
20- 40V 10
50- 60V 80- 100 V
5.0 4.0 3.0 2.0
RESISTTIVE OR INDUCTIVE LOAD
1.0
TJ=25 C f=1.0mHz Visg=5mVp-p
O
1.0 0 20 40 60 80 100 120
O
140
0.1
.2
.3
.4
.5.6
.7
.8.91.0
1.1
CASE TEMPERATURE, C Fig.1- FORWARD CURRENT DERATING CURVE
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig.2- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTIC
10000
INSTANTANEOUS REVERSE CURRENT, MILAMPERES
10
CAPACITANCE, pF
1.0
T J =100 C
O
1000
0.1
T J = 75 OC
TJ=25 OC f=1.0mHz Visg=5mVp-p
100
T J = 25 OC
.01
.001
10 0.1 0 20 40 60 80 100 120 140
PERCENT OF RATEP PEAK REVERSE VOLTAGE %
1.0
10
100
REVERSE VOLTAGE, VOLTS
Fig.3- TYPICAL REVERSE CHARACTERISTICS
PEAK FORWARD SURGE CURRENT, AMPERES
Fig.4- TYPICAL JUNCTION CAPACITANCE
120 100 80 60 40 20 0 1 10
NO. OF CYCLES AT 60Hz
100
Fig.5- MAXIMUM NON-REPETITIVE SURGE CURRENT
DATE : OCT.10.2002 PAGE . 2

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