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DMC4040SSDQ

Complementary Pair Enhancement Mode MOSFET

Datasheet

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Description

This MOSFET has been designed to ensure that RDS(ON) of n-channel and p-channel FETs are matched to minimize losses in both arms of the bridge. The DMC4040SSDQ is optimized for use in 3 phases brushless DC motor circuits (BLDC) and CCFL backlighting.

Feature(s)

Reduced Footprint with Two Discrete Devices in Single SO-8
Low On-Resistance
Fast Switching Speed
Low Input/Output Leakage
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The DMC4040SSDQ 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/

Application(s)

3 phases BLDC motors
CCFL backlighting

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
AEC Qualified	Yes
Polarity	N+P
ESD Diodes (Y\|N)	No
\|V_DS\| (V)	40, 40 V
\|V_GS\| (±V)	20, 20 ±V
\|I_DS\| @T_A = +25°C (A)	7.5, 7.3 A
P_D @T_A = +25°C (W)	1.8 W
R_DS(ON)Max@ V_GS(10V) (mΩ)	25, 25 mΩ
R_DS(ON)Max@ V_GS(4.5V) (mΩ)	40, 45 mΩ
\|V_GS(TH)\| Max (V)	1.8, 1.8 V
Q_G Typ @ \|V_GS\| = 4.5V (nC)	16, 14 nC
Q_G Typ @ \|V_GS\| = 10V (nC)	37.6, 33.7 nC
C_ISS Typ (pF)	1790, 1643 pF
C_ISS Condition @\|V_DS\| (V)	20, 20 V

Technical Documents

SPICE Model

DMC4040SSDQ.spice.txt

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products