MMBTA55Q / MMBTA56Q
60V PNP MEDIUM POWER TRANSISTOR IN SOT23
Features
Mechanical Data
Epitaxial Planar Die Construction
Package: SOT23
Ideal for Low Power Amplification and Switching
Package 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
Weight: 0.008 grams (Approximate)
Complementary NPN Type: DIODES™ MMBTA05Q /
DIODES™ MMBTA06Q
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The DIODES™ MMBTA55Q and DIODES™ MMBTA56Q are
suitable for automotive applications requiring specific
change control; these parts are AEC-Q101 qualified, PPAP
capable, and manufactured in IATF16949 certified facilities.
https://www.diodes.com/quality/product-definitions/
SOT23
C
E
C
B
B
E
Top View
Pin-Out
Top View
Device Symbol
Ordering Information (Note 4)
Packing
Part Number
Package
Marking
Reel size (inches)
Tape width (mm)
Qty.
Carrier
Reel
Reel
MMBTA55Q-13-F
MMBTA56Q-7-F
MMBTA56Q-13-F
SOT23
SOT23
SOT23
K2G
K2G
K2G
13
7
13
8
8
8
10,000
3,000
10,000
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
SOT23
K2G = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: J = 2022)
M = Month (ex: 9 = September)
K2G
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 7
www.diodes.com
January 2023
© 2023 Copyright Diodes Incorporated. All Rights Reserved.
MMBTA55Q/MMBTA56Q
Document number: DS45426 Rev. 1 - 2