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Home > Products > Discrete Semiconductor Products > Transistors > FETs, MOSFETs > FETs, MOSFETs

Diodes Incorporated DMP2065U-7

Name: DMP2065U-7
Brand: Diodes Incorporated
SKU: DMP2065U-7
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: DMP2065U-7

Manufacturer:: Diodes Incorporated

Category:: FETs, MOSFETs

Package:: TO-236-3, SC-59, SOT-23-3

Datasheet:: DMP2065U-7.pdf

Description:: MOSFET BVDSS: 8V~24V SOT23 T&R 3

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Product details

Overview

DMP2065U-7 from Diodes Incorporated is a 20V P-channel enhancement-mode MOSFET in SOT-23 package, rated for -4.0A continuous drain current at 25°C, with 60mΩ R_DS(on) at V_GS = -4.5V and low 808pF input capacitance. It serves as a high-efficiency load switch or power rail controller in compact DC-DC converter output stages and battery-powered system power management.

For engineers reviewing the DMP2065U-7 datasheet, DMP2065U-7 pinout, DMP2065U-7 application, or DMP2065U-7 equivalent, key selection criteria include verified gate threshold voltage (-0.5 to -0.9V), thermal resistance (138°C/W on FR-4), pulsed current capability (-15A), SOA compliance up to 10ms, and RoHS/Green compliance status.

Technical Context

This P-channel MOSFET operates with negative gate drive relative to source, enabling high-side switching without level-shifting circuitry. Its low R_DS(on) and fast switching (t_D(off) = 79.3ns) support high-frequency synchronous buck converter topologies and active OR-ing applications.

The device features a body diode with V_SD = -0.7 to -1.1V at -1A and exhibits normalized R_DS(on) drift of ≤1.6× over -55°C to +150°C junction range, validated under pulsed test conditions per Note 7 in DS43051 Rev. 2–3.

Key Specifications

Parameter	Value and Actual Design Meaning
V_DSS	-20V - Maximum blocking voltage before avalanche conduction in off-state
R_DS(on)	60mΩ @ V_GS = -4.5V - Enables <120mW conduction loss at 2A load current
I_D	-4.0A @ T_A = +25°C - Continuous safe operating current on standard FR-4 PCB
C_iss	808pF - Determines gate drive energy requirement and switching speed limit
Q_g	10.2nC - Defines minimum gate driver peak current for 100ns turn-on
t_D(off)	79.3ns - Critical timing parameter for dead-time control in half-bridge configurations
R_θJA	138°C/W - Thermal limit for ambient-referenced power dissipation on minimal copper layout

Pinout & Package

SOT-23 surface-mount package with 3-pin configuration: Drain (Pin 1), Gate (Pin 2), Source (Pin 3), per top-view marking "D G S" and mechanical drawing DS43051 Rev. 2–3 page 6.

Pin/Terminal	Circuit Role	Design Meaning
Pin 1 (Drain)	High-side power node connection	Carries full load current; requires thermal pad isolation and trace width ≥0.5mm for 4A
Pin 2 (Gate)	Control input terminal	Driven by logic-level signal; 15.2Ω internal gate resistance limits ringing
Pin 3 (Source)	Reference node for gate drive and current return	Connected to positive rail in high-side switch; defines V_GS reference point

Key Features

Feature	Design Value
Low gate threshold voltage	V_GS(th) = -0.5 to -0.9V enables direct interface with 1.8V/3.3V microcontroller GPIOs
Low input capacitance	C_iss = 808pF reduces gate drive power and improves EMI profile in 500kHz+ converters
Fast switching speed	t_D(off) = 79.3ns supports >1MHz PWM operation with minimal overlap loss
Halogen- and antimony-free	Br+Cl <1500ppm, Sb <1000ppm - meets IPC-1752A Class 3 environmental compliance
Moisture sensitivity level	MSL Level 1 - no bake required prior to reflow, simplifying SMT line handling

Applications

Battery Protection Circuit

USB Power Delivery Switch

Use Scenario: Reverse-current blocking and overcurrent shutdown in single-cell Li-ion battery packs.

IC Role / Device Role / Timing Role: High-side load switch controlled by protection IC to isolate battery during fault conditions.

Use Value: 60mΩ R_DS(on) limits voltage drop to ≤120mV at 2A, preserving battery runtime and thermal margin.

Use Scenario: VBUS enable/disable in USB-C PD sink applications requiring 5–20V input range.

IC Role / Device Role / Timing Role: Controlled power path switch responding to PD controller's GPIO command within 100ns.

Use Value: -20V V_DSS and -15A pulsed rating accommodate 20V/5A PD3.1 transient surges without clamping.

Point-of-Load DC-DC Converter

Industrial Sensor Node Power Rail

Use Scenario: Synchronous rectifier in 12V-to-3.3V buck converter for FPGA I/O banks.

IC Role / Device Role / Timing Role: Low-side switch paired with N-channel high-side FET in synchronous topology.

Use Value: 808pF C_iss and 10.2nC Q_g allow efficient 2MHz operation with minimal gate driver losses.

Use Scenario: Always-on power gating for wireless sensor MCU during deep-sleep mode.

IC Role / Device Role / Timing Role: Standby power switch isolating non-critical peripherals from main LDO output.

Use Value: -0.9V max V_GS(th) ensures reliable turn-on with 1.8V logic control, reducing leakage to <1μA.

Equivalent & Alternatives

The following parts are listed as comparable options for similar P-channel MOSFET switching applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
DMG2305U-7	R_DS(on) = 48mΩ @ -4.5V; higher C_iss = 920pF; same SOT-23 package	Better conduction loss but slower switching due to higher capacitance	Select when efficiency at <500kHz dominates over EMI or switching loss concerns
AO3401	R_DS(on) = 55mΩ @ -4.5V; lower Q_g = 8.2nC; different pinout (S-G-D vs D-G-S)	Requires PCB layout revision; superior gate charge efficiency at high frequency	Choose only if board redesign is feasible and 1MHz+ operation is mandatory

Compared with DMG2305U-7 and AO3401, DMP2065U-7 offers optimal balance of low R_DS(on), moderate C_iss, and industry-standard D-G-S pinout-making it suitable for drop-in replacement in space-constrained 1–2A power rails without layout change.

Availability

DMP2065U-7 is available at Aetrix Electronics and suitable for battery protection circuits, USB power delivery switches, and point-of-load DC-DC converters requiring stable component supply across industrial temperature ranges and long-lifecycle production programs.

Supply support for DMP2065U-7 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design centers across Asia and manufacturing in China, Taiwan, and the U.S.

The DMP2065U belongs to Diodes' PowerMOS™ portfolio, engineered specifically for high-efficiency, low-voltage power switching in portable and space-constrained applications where thermal performance and gate drive simplicity are critical.

FAQ

What is the maximum allowable junction temperature for continuous operation?

The DMP2065U-7 has a specified operating junction temperature range of -55°C to +150°C. Continuous operation at +150°C is permitted only when power dissipation remains within the derated SOA boundary shown in Figure 12, and thermal design ensures R_θJA does not exceed 83°C/W under 2oz copper board conditions.

Does this MOSFET require a gate resistor for stability in switching applications?

Yes-a series gate resistor (typically 5–22Ω) is recommended to dampen ringing caused by trace inductance interacting with the device's 15.2Ω internal gate resistance and 808pF C_iss. Layout-dependent oscillation has been observed without external damping, especially above 500kHz switching frequency.

Can DMP2065U-7 be used in automotive applications?

No-the standard DMP2065U-7 is not AEC-Q101 qualified. For automotive use, Diodes offers the pin-compatible DMP2065UQ variant, which undergoes stress testing per AEC-Q101 and includes enhanced HTOL and temperature cycling validation.

How does R_DS(on) vary with temperature and current in real-world conditions?

R_DS(on) increases linearly with junction temperature: at V_GS = -4.5V and I_D = -4.2A, it rises from 41mΩ at 25°C to ~65mΩ at 125°C (Figure 5). At fixed temperature, R_DS(on) remains stable below 3A but increases slightly above that due to self-heating, as confirmed by pulsed testing methodology in Note 7.

DMP2065U-7 Specifications

Product attributes: Attribute value

Manufacturer:: Diodes Incorporated

Series:: -

Package/Case:: TO-236-3, SC-59, SOT-23-3

Packaging:: Tape & Reel (TR)

Product Status:: Active

FET Type:: P-Channel

Technology:: MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):: 20 V

Current - Continuous Drain (Id) @ 25°C:: 4A (Ta)

Drive Voltage (Max Rds On, Min Rds On):: 1.8V, 4.5V

Rds On (Max) @ Id, Vgs:: 60mOhm @ 4.2A, 4.5V

Vgs(th) (Max) @ Id:: 900mV @ 250µA

Gate Charge (Qg) (Max) @ Vgs:: 10.2 nC @ 4.5 V

Vgs (Max):: ±12V

Input Capacitance (Ciss) (Max) @ Vds:: 808 pF @ 15 V

FET Feature:: -

Power Dissipation (Max):: 900mW

Operating Temperature:: -55°C ~ 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-23-3

DMP2065U-7 FAQ

1.How can I place an order for DMP2065U-7 through Aetrix?

Please submit a Request for Quotation (RFQ) for DMP2065U-7 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for DMP2065U-7 reliable?

The price and inventory of DMP2065U-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DMP2065U-7 is usually 5 days.

3.What payment methods are accepted for DMP2065U-7?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DMP2065U-7 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for DMP2065U-7?

DMP2065U-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your DMP2065U-7 order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for DMP2065U-7?

For technical support, including DMP2065U-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DMP2065U-7 requirements.

6.How does Aetrix verify that DMP2065U-7 is sourced from the original manufacturer or authorized distributors?

All DMP2065U-7 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that DMP2065U-7 meets industry standards.

7.What is the process for return or replacement of DMP2065U-7?

All DMP2065U-7 units undergo pre-shipment inspection (PSI). If there is an issue with DMP2065U-7, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The DMP2065U-7 part is unused and in its original packaging.

Return procedure for DMP2065U-7:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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