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PDF SDM40E20LS-7 Data sheet ( Hoja de datos )
| Número de pieza | SDM40E20LS-7 | |
| Descripción | DUAL SURFACE MOUNT SCHOTTKY BARRIER DIODE | |
| Fabricantes | Diodes Incorporated | |
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Features
• Very Low Forward Voltage Drop
• Guard Ring Construction for Transient Protection
• High Conductance
• Lead, Halogen and Antimony Free, RoHS Compliant
"Green" Device (Notes 4, 5 and 6)
SDM40E20L /S /C /A
DUAL SURFACE MOUNT SCHOTTKY BARRIER DIODE
Mechanical Data
• Case: SOT-23
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020D
• Polarity: See Diagram
• Leads: Solderable per MIL-STD-202, Method 208
• Terminals: SDM40E20L/S/A Finish ⎯ Matte Tin Finish
annealed over Alloy 42 leadframe.
SDM40E20LC Finish ⎯ Matte Tin Finish
annealed over CDA194 leadframe.
• Marking Information: See Page 2
• Ordering Information: See Page 2
• Weight: 0.008 grams (approximate)
Top View
SDM40E20LS
Maximum Ratings @TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimposed on rated load
SDM40E20LC
Symbol
VRRM
VRWM
VR
VR(RMS)
IFM
IFSM
SDM40E20LA
Value
20
14
0.4
2
Unit
V
V
A
A
Thermal Characteristics
Power Dissipation
Characteristic
Typical Thermal Resistance Junction to Ambient
Operating and Storage Temperature Range
(Note 1)
(Note 2)
(Note 1)
(Note 2)
Symbol
PD
RθJA
TJ, TSTG
Value
225
300
444
333
-65 to +125
Unit
mW
°C/W
°C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic
Reverse Breakdown Voltage (Note 3)
Forward Voltage Drop
Leakage Current (Note 3)
Total Capacitance
Symbol Min Typ Max Unit
V(BR)R 20 ⎯ ⎯ V
VF
⎯
⎯
⎯ 0.310
⎯ 0.430
V
IR
⎯
⎯
⎯
⎯
100
250
μA
CT
⎯ 120 ⎯
pF
Notes:
1. Device mounted on FR-5 1.0 x 0.75 x 0.062 inch PCB pad layout.
2. Device mounted on Alumina PCB, 0.4 inch x 0.3 inch x 0.024 inch pad layout.
3. Short duration pulse test used to minimize self-heating effect.
4. No purposefully added lead. Halogen and Antimony Free.
5. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
6. Product manufactured with Green Molding Compound and does not contain Halogens or Sb2O3 Fire Retardants.
Test Conditions
IR = 0.5mA
IF = 0.1A
IF = 0.5A
VR = 10V
VR = 20V
f = 1MHz, VR = 0VDC
SDM40E20L /S /C /A
Document number: DS30298 Rev. 11 - 2
1 of 3
www.diodes.com
June 2008
© Diodes Incorporated
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