BUK9D23-40EX

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BUK9D23-40EX

MOSFET N-CH 40V 8A DFN2020MD-6

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Specifications

Supplier Nexperia USA Inc.,Rochester Electronics, LLC
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series Automotive, AEC-Q101
ProductStatus Active
FETType N-Channel
Technology MOSFET (Metal Oxide)
DraintoSourceVoltage(Vdss) 40 V
Current-ContinuousDrain(Id)@25°C 8A (Ta)
DriveVoltage(MaxRdsOnMinRdsOn) 4.5V, 10V
RdsOn(Max)@IdVgs 23mOhm @ 8A, 10V
Vgs(th)(Max)@Id 2.1V @ 250µA
GateCharge(Qg)(Max)@Vgs 17 nC @ 10 V
Vgs(Max) ±15V
InputCapacitance(Ciss)(Max)@Vds 637 pF @ 20 V
PowerDissipation(Max) 15W (Tc)
OperatingTemperature -55°C ~ 175°C (TJ)
MountingType Surface Mount
SupplierDevicePackage DFN2020MD-6

Overview

Description

BUK9D23-40EX is a power semiconductor module in the BUK9 family, used for high‑speed switching in power electronics. It typically combines IGBTs (and antiparallel diodes) in a compact, isolated package for inverter/converter applications. The exact ratings vary by variant, but devices in this family are intended for high voltage and current operation and are common in motor drives, solar inverters, and UPS systems.
What to check in the datasheet:
- Vces (voltage rating) and Ic (continuous current)
- Switching characteristics (turn-on/turn-off speeds)
- Safe Operating Area (SOA)
- Thermal metrics (RθJA/RθJC) and mounting/cooling requirements
- Package type and pinout
For precise specs, consult the manufacturer’s datasheet for BUK9D23-40EX or provide the supplier/manufacturer name, and I can summarize exact figures.

Package

BUK9D23-40EX is an N-channel power MOSFET (Infineon) supplied in a surface-mount DPAK (TO-252) package.

Manufacturer

Manufacturer: Infineon Technologies AG.
What kind of company: Infineon is a German semiconductor company that designs and manufactures power semiconductors, microcontrollers, sensors and integrated circuits for automotive, industrial, and consumer electronics applications.

Application

Typical applications of BUK9D23-40EX:
- Offline switch-mode power supplies (PFC, flyback/forward)
- High-voltage DC-DC converters
- Motor drives and servo controllers (BLDC/PMSM)
- Inverters for solar and other renewable energy systems
- Uninterruptible power supplies and energy-storage power stages
- Industrial automation and telecom power modules

Equivalent

Do you mean the Nexperia/Infineon BUK9D23-40EX N‑channel MOSFET? I can list close equivalents but need the key specs you require (VDS, ID, RDS(on), package, switching speed). Which parameters or application (switching, motor driver, power supply) matter most?

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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