DMP2045UQ-7

$0.42

Description：MOSFET P-CH 20V 4.3A SOT23
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:e0d952c380a5 Category: Single FETs, MOSFETs Brand: Diodes Incorporated

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Product introduction

Product Detailed Parameters

Description：MOSFET P-CH 20V 4.3A SOT23
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)
FET Type：P-Channel
Technology：MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss)：20 V
Current - Continuous Drain (Id) @ 25°C：4.3A (Ta)
Drive Voltage (Max Rds On, Min Rds On)：1.8V, 4.5V
Rds On (Max) @ Id, Vgs：45mOhm @ 4A, 4.5V
Vgs(th) (Max) @ Id：1V @ 250µA
Gate Charge (Qg) (Max) @ Vgs：6.8 nC @ 4.5 V
Vgs (Max)：±8V
Input Capacitance (Ciss) (Max) @ Vds：634 pF @ 10 V
FET Feature：-
Power Dissipation (Max)：800mW (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

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DMP2045UQ-7

Overview

The DMP2045UQ is a P-channel enhancement mode MOSFET in an SOT23 package. It features a -20V drain-source voltage rating and a maximum continuous drain current of -4.3A at +25°C. The device offers low on-resistance, with a maximum RDS(ON) of 45mΩ at VGS = -4.5V and ID = -4.0A. Total gate charge is typically 6.8nC. Operating temperature ranges from -55°C to +150°C.

Feature Summary

Low on-state resistance for high efficiency power management
Fast switching speed with low input capacitance
ESD protected gate structure
Suitable for automotive applications requiring specific change control

Applications

DC-DC Converters
Power Management Functions

Procurement Notes

Verify the ordering suffix matches the required packaging quantity. Confirm that the component meets AEC-Q101 qualification standards if automotive application requirements are specified. Ensure compliance with RoHS directives and halogen-free specifications as defined by the manufacturer's quality product definitions.

Selection Notes

Select this component based on its -20V voltage rating and low on-resistance characteristics suitable for efficient power switching. Consider the thermal resistance values when designing heat dissipation strategies. Verify that the gate threshold voltage aligns with the driving circuit capabilities for optimal performance.

Part Context

This part belongs to the DMP series of P-channel MOSFETs manufactured by Diodes Incorporated. It is designed to minimize on-state resistance while maintaining superior switching performance. The device is manufactured in IATF 16949 certified facilities and is fully lead-free and RoHS compliant.

Replacement Considerations

Check datasheets for alternative P-channel MOSFETs with similar -20V ratings and comparable RDS(ON) values. Ensure pinout compatibility with the SOT23 package. Verify that any substitute meets the same automotive qualification standards if required.