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

Diodes Incorporated DMP1070UQ-7

Name: DMP1070UQ-7
Brand: Diodes Incorporated
SKU: DMP1070UQ-7
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: DMP1070UQ-7

Manufacturer:: Diodes Incorporated

Category:: FETs, MOSFETs

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

Datasheet:: DMP1070UQ-7.pdf

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

Quantity:: RFQ Add To RFQ list

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Inventory:3,505

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Product details

Overview

DMP1070UQ from Diodes Incorporated is a P-channel enhancement-mode MOSFET designed for high-efficiency power management. It delivers 31 mΩ R_DS(ON) at V_GS = −4.5 V, −5.4 A continuous drain current at +25°C, and −12 V drain-source breakdown voltage. Its SOT23 package supports compact DC-DC converter and analog switch implementations in space-constrained automotive and industrial systems.

For engineers reviewing the DMP1070UQ datasheet, DMP1070UQ pinout, DMP1070UQ application, or DMP1070UQ equivalent, key selection criteria include verified R_DS(ON) at low gate drive (−2.5 V), ESD-protected gate architecture, AEC-Q101 qualification, and thermal resistance of 89 °C/W under 1-inch² copper pad conditions.

Technical Context

This MOSFET employs a trench-gate silicon process optimized for low on-resistance while preserving fast switching performance. Its gate threshold voltage range (−0.3 V to −1.0 V) enables reliable turn-on with logic-level gate drivers, and its 143 pF input capacitance supports stable operation in high-frequency synchronous buck topologies.

The integrated body diode exhibits −0.6 V forward voltage at −1 A, and the device's 11.5 nC total gate charge ensures efficient drive with minimal Miller plateau duration. Thermal design is validated for both FR-4 PCB (R_θJA = 140 °C/W) and enhanced copper layout (R_θJA = 89 °C/W).

Key Specifications

Parameter	Value and Actual Design Meaning
V_DSS	−12 V: Maximum blocking voltage for 12 V rail applications without avalanche stress.
R_DS(ON)	31 mΩ @ V_GS = −4.5 V, I_D = −4.0 A: Enables <125 mW conduction loss at 4 A load.
I_D (continuous)	−5.4 A @ T_A = +25°C: Supports sustained output currents in point-of-load regulators.
Q_G	11.5 nC: Determines gate driver current requirement for ≤100 ns switching transitions.
C_iss	143 pF @ V_DS = −10 V: Sets input impedance and influences gate drive loop stability.
t_F	950 ns: Fall time measured into 2.5 Ω load; defines minimum off-time in PWM control.
T_J range	−55°C to +150°C: Validated operation across automotive under-hood temperature extremes.

Pinout & Package

Package: SOT23 - surface-mount plastic package with matte tin–annealed copper leadframe, moisture sensitivity level 1, UL 94V-0 rated molding compound, and 0.009 g mass.

Pin/Terminal	Circuit Role	Design Meaning
1 (Source)	Current return path for P-channel conduction	Internally connected to substrate; used as reference node in high-side switch configurations.
2 (Gate)	Control electrode for channel formation	ESD-protected input; requires ≤±8 V drive; threshold defined at −250 µA leakage.
3 (Drain)	Main current-carrying terminal	Connected to load or supply rail; handles −33 A pulsed current with 1% duty cycle.

Key Features

Feature	Design Value
AEC-Q101 qualified	Validated for automotive power management per stress test requirements including HTGB, HTRB, and TC.
Low R_DS(ON) at −2.5 V	45 mΩ enables use with 3.3 V microcontroller GPIOs without level-shifting circuitry.
ESD protection	HBM rating ≥2 kV per JEDEC JS-001; eliminates need for external gate protection diodes.
Green construction	Halogen- and antimony-free; <900 ppm Br/Cl, <1000 ppm Sb; compliant with RoHS 3 Directive 2015/863/EU.

Applications

DC-DC Converters

Power Management Functions

Use Scenario: Synchronous rectification in 12 V input, 3.3 V/5 V output buck converters.

IC Role / Device Role / Timing Role: Low-side switch replacing Schottky diode to reduce conduction loss and improve efficiency above 85%.

Use Value: 31 mΩ R_DS(ON) cuts rectifier loss by >60% vs. 0.4 V diode drop at 3 A load.

Use Scenario: Load switching for always-on domains in automotive infotainment head units.

IC Role / Device Role / Timing Role: High-side P-channel switch controlled by microcontroller GPIO with pull-up resistor.

Use Value: −1.0 µA IDSS at V_DS = −12 V ensures <1 µA standby leakage per switched rail.

Analog Switches

Automotive Body Control Modules

Use Scenario: Signal routing in battery-powered sensor interface circuits with dual-supply rails.

IC Role / Device Role / Timing Role: Bidirectional analog pass switch with V_GS-controlled channel, leveraging low C_iss/C_oss ratio.

Use Value: 16 pF Crss minimizes feedthrough distortion during signal transitions up to 1 MHz.

Use Scenario: Power distribution to door module actuators (locks, mirrors, windows) with fault detection.

IC Role / Device Role / Timing Role: Protected high-side switch with built-in thermal shutdown margin via R_θJC = 17 °C/W.

Use Value: 1.4 W power dissipation rating with 1-inch² copper allows 2.5 A continuous drive at +85°C ambient.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
DMG1012T	R_DS(ON) = 38 mΩ @ −4.5 V; higher Q_G (14.5 nC); same SOT23 package	Lower efficiency at high switching frequencies due to increased gate charge	Prefer DMP1070UQ when gate drive capability is limited or efficiency >92% is required.
AO3401	R_DS(ON) = 44 mΩ @ −4.5 V; no AEC-Q101 qualification; higher V_GS(TH) (−0.7 to −1.3 V)	Not suitable for automotive PPAP-controlled production without requalification	Select DMP1070UQ for IATF 16949-compliant manufacturing and guaranteed automotive reliability data.

Compared with DMG1012T and AO3401, the DMP1070UQ provides lower conduction loss, tighter gate threshold control, and documented automotive qualification-making it optimal for safety-critical 12 V power rails where thermal margin and supply-chain traceability are mandatory.

Availability

DMP1070UQ is available at Aetrix Electronics and suitable for DC-DC converters, automotive body control modules, and analog switch designs requiring stable component supply, AEC-Q101 compliance, and SOT23 footprint compatibility.

Supply support for DMP1070UQ 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, manufacturing, and sales operations across Asia, Europe, and the Americas.

The DMP1070UQ belongs to Diodes' automotive-grade power MOSFET product line, engineered specifically for high-reliability, low-voltage power switching in vehicle subsystems operating from 12 V batteries.

FAQ

What is the maximum safe gate-source voltage for DMP1070UQ?

The absolute maximum V_GS is ±8 V per the datasheet's Maximum Ratings table. Exceeding this risks permanent gate oxide damage. For robust operation, limit drive to −4.5 V for full enhancement and avoid negative transients beyond −6 V without clamping.

Does DMP1070UQ require a gate resistor in typical switching applications?

Yes-a series gate resistor (typically 3–10 Ω) is recommended to dampen ringing caused by gate-drain capacitance and PCB inductance. The 401 Ω gate resistance specified in dynamic tests reflects intrinsic device resistance, not external drive impedance.

Can DMP1070UQ be used in linear regulation mode?

No-it is not characterized or rated for linear (ohmic) operation. Its Safe Operating Area (SOA) is defined only for pulse conditions (e.g., 10 µs, 1% duty cycle). Continuous linear use risks thermal runaway due to positive temperature coefficient of R_DS(ON).

How does the SOT23 package affect thermal performance in high-current applications?

In standard FR-4 layouts, R_θJA is 140 °C/W, limiting continuous I_D to ~1.2 A at +70°C ambient. With 1-inch² copper, R_θJA improves to 89 °C/W, enabling −4.3 A at +70°C-confirming the need for proper PCB copper area to achieve rated current.

DMP1070UQ-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):: 12 V

Current - Continuous Drain (Id) @ 25°C:: 5.4A (Ta)

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

Rds On (Max) @ Id, Vgs:: 31mOhm @ 4A, 4.5V

Vgs(th) (Max) @ Id:: 1V @ 250µA

Gate Charge (Qg) (Max) @ Vgs:: 11.5 nC @ 4.5 V

Vgs (Max):: ±8V

Input Capacitance (Ciss) (Max) @ Vds:: 143 pF @ 10 V

FET Feature:: -

Power Dissipation (Max):: 890mW (Ta)

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

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-23-3

DMP1070UQ-7 FAQ

1.How can I place an order for DMP1070UQ-7 through Aetrix?

Please submit a Request for Quotation (RFQ) for DMP1070UQ-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 DMP1070UQ-7 reliable?

The price and inventory of DMP1070UQ-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DMP1070UQ-7 is usually 5 days.

3.What payment methods are accepted for DMP1070UQ-7?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DMP1070UQ-7 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for DMP1070UQ-7?

DMP1070UQ-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your DMP1070UQ-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 DMP1070UQ-7?

For technical support, including DMP1070UQ-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DMP1070UQ-7 requirements.

6.How does Aetrix verify that DMP1070UQ-7 is sourced from the original manufacturer or authorized distributors?

All DMP1070UQ-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 DMP1070UQ-7 meets industry standards.

7.What is the process for return or replacement of DMP1070UQ-7?

All DMP1070UQ-7 units undergo pre-shipment inspection (PSI). If there is an issue with DMP1070UQ-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 DMP1070UQ-7 part is unused and in its original packaging.

Return procedure for DMP1070UQ-7:

1.Submit a request within 90 days.

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

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