DATA SHEET
SD320T~SD3100T
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
VOLTAGE 20 to 100 Volts CURRENT 3.0 Ampere
TO-251AB
Unit : inch (mm)
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)
.264(6.7) .248(6.3) .098(2.5) .082(2.1) .024(0.6) .016(0.4)
.063(1.6) .047(1.2)
.216(5.5) .200(5.1)
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) .032(0.8) .012(0.3) .09 .09 (2.3) (2.3)
.02(0.5)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%
PARAMETER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) lead length at TC =75OC Peak Forward Surge Current : 8.3ms single half sine-wave superimposed on rated load(JEDEC method) Maximum Forward Voltage at 3.0A Maximum DC Reverse Current at Rated DC Blocking Voltage TC=25OC Maximum DC Reverse Current at Rated DC Blocking Voltage TC=100OC Maximuml Thermal Resistance Operating Junction Temperature Rang Storage Temperature Rang SYMBOL VRRM VRMS VDC IAV IFSM VF 0.50 0.2 20 5.0 -50 to +125 -65 to +150
O
S D 320T 20 14 20
S D 330T 30 21 30
S D 340T 40 28 40
S D 350T 50 35 50 3.0 75
S D 360T 60 42 60
S D 380T 80 56 80
S D 3100T 100 70 100
UNITS V V V A A
0.64
0.85
V
IR RθJC TJ TSTG
mA
C/W
°C
O
C
STAD-SEP.11.2003
PAGE . 1
RATING AND CHARACTERISTIC CURVES
AVERAGE FORWARD CURRENT, AMPERES
PEAK FORWARD SURGE CURRENT, AMPERES
5.0 4.0 3.0 2.0
RESISTTIVE OR INDUCTIVE LOAD
80 75 60 45 30 15 0 1 10
NO. OF CYCLE AT 60HZ
1.0 0 20 40 60 80 100 120
O
140
100
CASE TEMPERATURE, C Fig.1- FORWARD CURRENT DERATING CURVE
Fig.2- MAXIMUM NON - REPETITIVE SURGE CURRENT
INSTANTANEOUS REVERSE CURRENT, mA
INSTANTANEOUS FORWARD CURRENT AMPERES
10
50 50-60V 10 20-40V 80-100V
1.0
T J =100 O C
0.1
T J = 75 O C
1.0
O
T J = 25 O C
.01
TJ=25 C f=1.0mHz Visg=5mVp-p
.001
0.1
0 20 40 60 80 100 120 140
.2
.3
.4
.5
.6
.7
.8 .9 1.0 1.1
PERCENT OF INSTANTANEOUS REVERSE VOLTAGE,(%)
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig.3- TYPICAL REVERSE CHARACTERISTICS
Fig.4- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
STAD-SEP.11.2003
PAGE . 2
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