SDMP0340LT /LST /LCT /LAT
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
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Low Forward Voltage Drop
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Guard Ring Die Construction for Transient Protection
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Ideal for Low Logic Level Applications
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Low Capacitance
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Lead Free/RoHS Compliant (Note 3)
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"Green" Device (Note 4 and 5)
Mechanical Data
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Case: SOT-523
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Case Material: Molded Plastic.
UL Flammability Classification
Rating: 94V-0
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Moisture Sensitivity: Level 1 per J-STD-020D
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Terminals: Solderable per MIL-STD-202, Method 208
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Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe).
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Polarity: See Diagrams Below
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Marking Information: See Page 3
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Ordering Information: See Page 3
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Weight: 0.002 grams (approximate)
Top View
SDMP0340LT
SDMP0340LAT SDMP0340LCT SDMP0340LST
Maximum Ratings
@TA
= 25°C unless otherwise specified
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
40
V
RMS Reverse Voltage
VR(RMS)
28
V
Forward Continuous Current (Note 1)
IFM
30
mA
Non-Repetitive Peak Forward Surge Current @8.3ms
Single half sine-wave superimposed on rated load
IFSM
200
mA
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 1)
PD
150
mW
Thermal Resistance, Junction to Ambient (Note 1)
RθJA
833
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-40 to +125
°C
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 2)
V(BR)R
40
?
?
V
IR = 10uA
Forward Voltage Drop
VF
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290
370
mV
IF
= 1mA
Leakage Current (Note 2)
IR
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1.0
μA
VR
= 10V
Total Capacitance
CT
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2
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pF
VR = 1V, f = 1.0 MHz
Notes: 1. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at
http://www.diodes.co
m/datasheets/ap02001.pdf.
2. Short duration pulse test used to minimize self-heating effect.
3. No purposefully added lead.
4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
5. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
SDMP0340LT /LST /LCT /LAT
Document number: DS30266 Rev. 11 - 2
1 of 4
www.diodes.com
July 2008
? Diodes Incorporated
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