ADTA143ECAQ
PNP PRE-BIASED TRANSISTOR IN SOT23
Features
Mechanical Data
Epitaxial Planar Die Construction
Case: SOT23
Built-In Biasing Resistors, R1 =R2
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish – Matte Tin Plated Leads, Solderable per MIL-
STD-202, Method 208
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The ADTA143ECAQ is suitable for automotive applications
requiring specific change control; this part is AEC-Q101
qualified, PPAP capable, and manufactured in IATF 16949
certified facilities.
Weight: 0.008 grams (Approximate)
https://www.diodes.com/quality/product-definitions/
R1, R2 (NOM)
4.7kΩ
SOT23
Top View
Device Schematic
Ordering Information (Note 4)
Part Number
ADTA143ECAQ-7
ADTA143ECAQ-13
Compliance
Automotive
Automotive
Marking
2B9
2B9
Reel Size (inches)
Tape Width (mm)
Quantity Per Reel
3,000
7
13
8
8
10,000
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
2B9 = Product Type Marking Code
YM = Date Code Marking
Y or Y = Year (ex: I = 2021)
M = Month (ex: 9 = September)
2B9
XXX
Date Code Key
Year
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
Code
G
H
I
J
K
L
M
N
O
P
R
S
Aug
Sep
Oct
Nov
Dec
Month
Code
Jan
Feb
Mar
Apr
May
Jun
Jul
8
9
O
N
D
1
2
3
4
5
6
7
1 of 6
www.diodes.com
April 2021
© Diodes Incorporated
ADTA143ECAQ
Document number: DS39186 Rev. 2 - 2