BC856AQ – BC857BQ
PNP SMALL SIGNAL TRANSISTOR IN SOT23
Features
Mechanical Data
Ideally Suited for Automatic Insertion
Case: SOT23
Complementary NPN Types: BC846 – BC848 Family
For Switching and AF Amplifier Applications
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 BC856AQ – BC857BQ are suitable for automotive
applications requiring specific change control; these parts are
AEC-Q101 qualified, PPAP capable, and manufactured in
IATF 16949 certified facilities.
Weight: 0.008 grams (Approximate)
https://www.diodes.com/quality/product-definitions/
SOT23
C
E
B
Top View
Device Symbol
Top View
Pin-Out
Ordering Information (Note 4)
Part Number
BC856AQ-7-F
BC856BQ-7-F
BC856BQ-13-F
BC857BQ-7-F
Compliance
Automotive
Automotive
Automotive
Automotive
Marking
K3A
K3B
K3B
K3B
Reel Size (inches)
Tape Width (mm)
Quantity Per Reel
3,000
7
7
13
7
8
8
8
8
3,000
10,000
3,000
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
xxx = Product Type Marking Code
(Please see Ordering Information)
YM = Date Code Marking
xxx
Y or Y = Year (ex: G = 2019)
M or M = Month (ex: 9 = September)
Date Code Key
Year
2019
2020
2021
2022
2023
2024
2025
2026
Code
G
H
I
J
K
L
M
N
Month
Code
Jan
1
Feb
2
Mar
3
Apr
4
May
5
Jun
6
Jul
7
Aug
8
Sep
9
Oct
O
Nov
N
Dec
D
1 of 7
www.diodes.com
November 2019
© Diodes Incorporated
BC856AQ – BC857BQ
Document number: DS42395 Rev. 1 - 2