DMN3732UQ-13 Equivalent & Substitute Parts Reference

Part Overview

The DMN3732UQ-13 is an N-Channel MOSFET manufactured by Diodes Incorporated, categorized under Transistors, FETs, MOSFETs. It is provided in a SOT-23-3 surface mount package, supports a drain-to-source voltage of 30 V, and is rated for a continuous drain current of 1A (Ta). The device is AEC-Q101 qualified and automotive grade, maintaining an operating temperature range from -55°C to 150°C (TJ). With the product status noted as active, alternative models such as DMN3732UQ-7 are also listed for redundancy, supply chain flexibility, and RoHS/REACH compliance continuity.

Key Parameters

Parameter	DMN3732UQ-13
FET Type	N-Channel
Technology	MOSFET (Metal Oxide)
Drain-Source Voltage (Vdss)	30 V
Continuous Drain Current (Id) @ 25°C	1A (Ta)
Drive Voltage (Max Rds On, Min Rds On)	1.8V, 4.5V
Rds On (Max) @ Id, Vgs	460mOhm @ 200mA, 4.5V
Vgs(th) (Max) @ Id	0.95V @ 250µA
Gate Charge (Qg) (Max) @ Vgs	0.9 nC @ 4.5 V
Vgs (Max)	±8V
Input Capacitance (Ciss) (Max) @ Vds	40.8 pF @ 25 V
Power Dissipation (Max)	420mW (Ta)
Operating Temperature	-55°C ~ 150°C (TJ)
Grade	Automotive
Qualification	AEC-Q101
Mounting Type	Surface Mount
Supplier Device Package	SOT-23-3
Package / Case	TO-236-3, SC-59, SOT-23-3
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution is based strictly on the key electrical and mechanical parameters: FET type, MOSFET technology, drain-source voltage, drain current, drive voltage, Rds On, gate threshold voltage, gate charge, Vgs max, input capacitance, power dissipation, operating temperature, automotive grade, AEC-Q101 qualification, mounting type, package type, RoHS status, and REACH status. Only device models with identical or explicitly matched parameters are included.

Parameter Comparison

Parameter	DMN3732UQ-13	DMN3732UQ-7
Manufacturer	Diodes Incorporated	Diodes Incorporated
FET Type	N-Channel	N-Channel
Technology	MOSFET (Metal Oxide)	MOSFET (Metal Oxide)
Drain-Source Voltage (Vdss)	30 V	30 V
Continuous Drain Current (Id) @ 25°C	1A (Ta)	1A (Ta)
Drive Voltage (Max Rds On, Min Rds On)	1.8V, 4.5V	1.8V, 4.5V
Rds On (Max) @ Id, Vgs	460mOhm @ 200mA, 4.5V	460mOhm @ 200mA, 4.5V
Vgs(th) (Max) @ Id	0.95V @ 250µA	0.95V @ 250µA
Gate Charge (Qg) (Max) @ Vgs	0.9 nC @ 4.5 V	0.9 nC @ 4.5 V
Vgs (Max)	±8V	±8V
Input Capacitance (Ciss) (Max) @ Vds	40.8 pF @ 25 V	40.8 pF @ 25 V
Power Dissipation (Max)	420mW (Ta)	420mW (Ta)
Operating Temperature	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Grade	Automotive	Automotive
Qualification	AEC-Q101	AEC-Q101
Mounting Type	Surface Mount	Surface Mount
Supplier Device Package	SOT-23-3	SOT-23-3
Package / Case	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Both DMN3732UQ-13 and DMN3732UQ-7 are active, RoHS3 compliant, REACH unaffected, automotive grade, and AEC-Q101 qualified. Selection may be made based on inventory and packaging requirements. Both parts offer identical environmental and certification statuses.

Frequently Asked Questions (FAQ)

Q1: What criteria are used to determine if DMN3732UQ-7 can substitute DMN3732UQ-13?
A1: Substitution is based strictly on identical electrical parameters (Vdss, Id, Rds On, Vgs(th), Qg, Ciss), mechanical package, compliance certifications (RoHS3, REACH), qualification, mounting type, and operating temperature.

Q2: Are the packages and mounting types the same for both MOSFET models?
A2: Yes, both DMN3732UQ-13 and DMN3732UQ-7 are supplied in SOT-23-3 packages and support surface mount assembly.

Q3: Do both parts meet automotive and environmental qualification standards?
A3: Yes, both devices are automotive grade, AEC-Q101 qualified, RoHS3 compliant, and REACH unaffected.

Q4: Is there any difference in electrical, thermal, or environmental performance between these two MOSFETs?
A4: All specified electrical, thermal, and environmental parameters are identical between DMN3732UQ-13 and DMN3732UQ-7, based on the provided information.

Q5: Can both parts be used interchangeably in existing designs?
A5: Based on identical key electrical, mechanical, and compliance parameters, both parts can be used interchangeably in applications requiring these specifications.

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