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CHENMKO ENTERPRISE CO.,LTD
SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 30 - 60 Volts
FEATURES
* Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Metal Silicon junction, majority carrier conduction * Low power loss,high efficiency * High current capability, low forward voltage drop * Guardring for overvoltage protection * For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications * High temperature soldering in accordance with CECC 802 / Reflow guaranteed
S20D30PT THRU S20D60PT
CURRENT 20 Amperes
TO-247(TO-3P)
.245 (6.2) .225 (5.7) .645 (16.0) .625 (15.9) .085 (2.16) .075 (1.90) .203 (5.16) .193 (4.90)
.135 (3.4) .115 (2.9)
.840 (21.3) .820 (20.8)
.093 (2.30) .076 (1.97)
MECHANICAL DATA
Case: JEDEC TO-247 molded plastic Terminals: Lead solderable per MIL-STD-750, Method 2026 Polarity: As marked Weight: 5.6 grams ( Approximately )
.086 (2.18) .076 (1.93) .095 (2.4) .085 (2.1) .127 (3.22) .117 (2.97) .030 (.76) .020 (.51)
.160 (4.1) .140 (3.5) .795 (20.2) .775 (19.7)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%.
.225 (5.7) .205 (5.2) .048 (1.22) .044 (1.12)
Dimensions in inches and (millimeters)
TO-247(TO-3P)
UNITS Volts Volts Volts Amps Amps
MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical thermal resistance per leg ( NOTE 1 ) SYMBOL VRRM VRMS VDC IO IFSM
S20D30PT S20D35PT S20D40PT S20D45PT S20D50PT S20D60PT
30 21 30
35 24 35
40 28 40 20.0 200
45 31 45
50 35 50
60 42 60
R
JC
2.2
o
C/W
Operating and Storage Temperature Range
TJ, TSTG
-60 to +125
o
C
ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 10.0 A DC Maximum instantaneous reverse current at rated DC blocking voltage per leg ( NOTE 2 ) TC = 25oC IR TC = 100 C
o
SYMBOL VF
S20D30PT S20D35PT S20D40PT S20D45PT S20D50PT S20D60PT
UNITS Volts mAmps mAmps 2001-6
0.55 5.0 50
0.65
NOTES : 1. Thermal resistance from junction to case per leg 2. Pulse test : 300 us pulse width, 1% duty cycle 3. Suffix " C " = Common Cathod, Suffix " A " = Common Anode, Suffix " D " = Double.
RATING CHARACTERISTIC CURVES ( S20D30PT THRU S20D60PT )
FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, (A) 20 16 12 8
Single Half Wave 60HZ Resistive or Inductive Load
PEAK FORWARD SURGE CURRENT, (A)
FIG. 2 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 200 175 150 125 75 50 25 0
8.3 ms Single Half Sine-Wave (JEDEC Method)
4 0 0
25
50
75
100
125
150
0
2
4
6 8 10
20
40
60 80 100
CASE TEMPERATURE, ( oC ) FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARCTERISTICS 20 INSTANTANEOUS FORWARD CURRENT, (A) 10 INSTANTANEOUS REVERSE CURRENT, (mA)
TJ = 25oC
NUMBER OF CYCLES AT 60HZ FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 4
TJ = 100oC
S20D30PT~S20D45PT
1.0
1.0
0.4
S20D50PT~S20D60PT
0.1
0.1
.04
TJ = 25oC
PULSE WIDTH=300uS 1% DUTY CYCLE
.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 INSTANTANEOUS FORWARD VOLTAGE, (V)
.01 1 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 5 - TYPICAL JUNCTION CAPACITANCE 2000 JUNCTION CAPACITANCE, ( pF ) 1000 600 400 200 100 60 40 20 10 .1 .2 .4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE, ( V )
S20D30PT~S20D45PT S20D50PT~S20D60PT
TJ =25oC

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