FMMT411Q
NPN LOW VOLTAGE AVALANCHE TRANSISTOR IN SOT23
Features
Mechanical Data
IUSB = 35A typical
BVCES > 80V
Package: SOT23
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)
BVCEO > 15V
Specifically Designed for Low Voltage Avalanche Mode Operation
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The DIODESTM FMMT411Q is suitable for automotive
applications requiring specific change control; this part is
AEC-Q101 qualified, PPAP capable, and manufactured in
IATF16949 certified facilities.
https://www.diodes.com/quality/product-definitions/
Description
Applications
The FMMT411Q is a silicon planar bipolar transistor designed for
operating in avalanche mode. Tight process control and low inductance
packaging combine to produce high-current pulses with fast edges.
Laser diode drivers for ranging and measurement (LIDAR)
Fast edge switch generators
High-speed pulse generators
SOT23 (Type DN)
C
E
C
B
B
B
E
Top View
Pin-Out
Device Symbol
Top View
Ordering Information (Note 4)
Packing
Part Number
Package
Marking
Reel Size (inches)
Tape Width (mm)
Qty.
500
Carrier
Reel
SOT23 (Type DN)
SOT23 (Type DN)
FMMT411QTD
FMMT411QTA
411
411
7
7
8
8
3000
Reel
Notes:
1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied.
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
411 = Product Type Marking Code
YM = Date Code Marking
Y or Y = Year (ex: J = 2022)
M or 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
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 8
www.diodes.com
June 2022
FMMT411Q
© 2022 Copyright Diodes Incorporated. All Rights Reserved.
Datasheet number: DS43812 Rev. 1 - 2