BAS40T /-04T /-05T /-06T
Document number: DS30265 Rev. 13 - 2 1 of 3
www.diodes.com July 2008
© Diodes Incorporated
BAS40T /-04T /-05T /-06T
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
• Low Forward Voltage Drop
• Fast Switching
• Ultra-Small Surface Mount Package
• PN Junction Guard Ring for Transient and ESD Protection
• Lead, Halogen and Antimony Free, RoHS Compliant "Green"
Device (Notes 3, 4 and 5)
Mechanical Data
• Case: SOT-523
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020D
• Terminals: Solderable per MIL-STD-202, Method 208
• Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe).
• Polarity: See Diagrams Below
• Marking Information: See Page 2
• Ordering Information: See Page 2
• Weight: 0.002 grams (approximate)
Top View BAS40T BAS40-04T BAS40-05T BAS40-06T
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 200 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0s IFSM 600 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 Temperature Range TJ -55 to +125 °C
Storage Temperature Range TSTG -65 to +150 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 2) V(BR)R 40 ⎯ V IR = 10μA
Forward Voltage VF ⎯ 380
1000 mV
mV IF = 1.0mA, tp < 300μs
IF = 40mA, tp < 300μs
Leakage Current (Note 2) IR ⎯ 200 nA VR = 30V
Total Capacitance CT ⎯ 5.0 pF VR = 0, f = 1.0MHz
Reverse Recovery Time trr ⎯ 5.0 ns IF = IR = 10mA,
Irr = 0.1 x IR, RL = 100Ω
Notes: 1. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at
http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration pulse test used to minimize self-heating effect.
3. No purposefully added lead. Halogen and Antimony Free.
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 Green Molding Compound and does not contain Halogens or Sb2O3 Fire Retardants.