FMMT458Q
400V NPN HIGH VOLTAGE TRANSISTOR IN SOT23
Features
Mechanical Data
BVCEO > 400V
Package: SOT23
IC = 225mA High Continuous Collector Current
ICM = 1A Peak Pulse Current
Package Material: Molded Plastic. “Green” Molding Compound.
UL Flammability Rating 94V-0
500mW Power Dissipation
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish - Matte Tin Plated Leads, Solderable per MIL-
Excellent hFE Characteristics Up To 100mA
Complementary PNP Type: FMMT558Q
e3
STD-202, Method 208
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The FMMT458Q is suitable for automotive applications
requiring specific change control; this part is AEC-Q101
qualified, PPAP capable, and manufactured in IATF16949
certified facilities.
Weight: 0.008 grams (Approximate)
https://www.diodes.com/quality/product-definitions/
SOT23
C
E
E
B
C
B
Top View
Device Symbol
Top View
Pin-Out
Ordering Information (Note 4)
Packing
Carrier
Reel
Orderable
Package
Marking
Reel Size (inches)
Tape Width (mm)
Part Number
Qty.
FMMT458QTA
SOT23
458
7
8
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
458 = Product Type Marking Code
1 of 7
www.diodes.com
April 2023
FMMT458Q
© 2023 Copyright Diodes Incorporated. All Rights Reserved.
Document Number: DS45618 Rev. 1 - 2