SDM20N40AQ
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Product Summary (@TA = +25°C)
Features and Benefits
Low Forward Voltage Drop
VRRM (V)
IO (mA)
VFmax (V)
IRmax (μA)
Common Anode Configuration
40
200
0.55
15
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The DIODES™ SDM20N40AQ is suitable for automotive
applications requiring specific change control; this part is
AEC-Q101 qualified, PPAP capable, and manufactured in
IATF 16949 certified facilities.
Description
https://www.diodes.com/quality/product-definitions/
200mA surface mount Schottky Barrier Diode in SOT23 package,
offers low turn-on voltage and fast switching capability, totally lead-
free finish and RoHS compliant, ”Green” device.
Mechanical Data
Package: SOT23
Package Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 3 per J-STD-020
Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
Polarity: See Diagrams Below
Weight: 0.008 grams (Approximate)
Top View
Ordering Information (Note 4)
Packing
Part Number
Package
Qty.
Carrier
SDM20N40AQ-7
SOT23
3000
Tape & Reel
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.
2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and
Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
KLP = Product Type Marking Code
YM = Date Code Marking for SAT (Shanghai Assembly/Test site)
Y or Y = Year (ex: J = 2022)
M = Month (ex: 9 = September)
Date Code Key
Year
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
Code
J
K
L
M
N
O
P
R
S
T
U
V
Aug
Sep
Oct
Nov
Dec
Month
Code
Jan
Feb
Mar
Apr
May
Jun
Jul
1
2
3
4
5
6
7
8
9
O
N
D
1 of 5
www.diodes.com
September 2022
© 2022 Copyright Diodes Incorporated. All Rights Reserved.
SDM20N40AQ
Document number: DS42411 Rev. 1 - 2