Diodes Incorporated DML3010ALFDS-7

Overview

DML3010ALFDS from Diodes Incorporated is a single-channel smart load switch integrating an N-channel MOSFET with 7.5–12.5 mΩ on-resistance, 0.5–20 V input voltage range, and power-good (PG) signaling for precise power sequencing. It delivers up to 10.5 A continuous current in a V-DFN2020-8 package and supports hot-swap, portable electronics, and telecom power domain control with thermal shutdown, short-circuit protection, and load bleed functionality.

For engineers reviewing the DML3010ALFDS datasheet, DML3010ALFDS pinout, DML3010ALFDS application, or DML3010ALFDS equivalent, key selection criteria include ultra-low R_ON across 1.8–20 V input, integrated PG indicator timing (0.3–1.6 ms turn-on), EN pulldown resistor (100 kΩ), BLEED pin internal resistance (70–120 Ω), and thermal shutdown threshold (+145 °C) - all critical for reliable power management in space-constrained systems.

Technical Context

The device implements a charge-pump-based gate driver enabling full enhancement of the internal N-MOSFET across 0.5–20 V VIN while maintaining low quiescent current (≤2 µA in shutdown). Its fault protection architecture monitors V_IN–V_BLEED differential voltage to trigger short-circuit response and uses junction temperature sensing for thermal shutdown with +20 °C hysteresis.

Power-good signaling operates as an active-high open-drain output requiring ≥1 kΩ external pullup; PG asserts only after MOSFET gate drive stabilizes and R_ON reaches final value. The BLEED pin integrates a 70–120 Ω resistor tied internally to ground, enabling controlled discharge of VOUT when EN is deasserted - with external R_EXT ≤1 kΩ permitted to adjust total bleed resistance.

Key Specifications

Pinout & Package

Package: V-DFN2020-8 (Type N), 2.0 mm × 2.0 mm × 0.8 mm, exposed thermal pad, RoHS-compliant "Green" molding compound (UL 94V-0).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar smart load switch applications.

Compared with DML3010ALFDS, DML2010LFDS offers superior current handling and lower RON in identical footprint, while TPS22916BLYFPR trades broader fault coverage and integrated bleed for marginally lower RON in narrow-voltage applications - making DML3010ALFDS optimal for 0.5–20 V systems needing comprehensive protection without external components.

Availability

DML3010ALFDS is available at Aetrix Electronics and suitable for portable electronics, telecom hot-swap modules, and industrial gateway power distribution requiring stable component supply and long-term lifecycle support.

Supply support for DML3010ALFDS 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, specializing in high-reliability power management, signal integrity, and protection solutions for industrial, computing, and communications markets.

The DML3010ALFDS belongs to Diodes' Smart Load Switch product line, engineered for compact, fault-protected power domain control in space-constrained applications where integrated PG, thermal shutdown, and load bleed eliminate discrete protection components.

FAQ

What is the maximum continuous current rating for DML3010ALFDS?

The DML3010ALFDS supports 10.5 A continuous DC current at room ambient temperature without entering thermal lockout, as defined by its absolute maximum rating and validated under standard JEDEC test conditions with proper PCB copper area and thermal vias.

Can the PG pin be left floating if not used?

No - the PG pin is an open-drain output and must be tied to GND if unused; leaving it floating may cause undefined logic states or unintended system behavior due to leakage currents and noise susceptibility.

How does the short-circuit protection mechanism work?

It monitors the voltage difference between VIN and BLEED pins; when this differential exceeds the threshold (100–500 mV, dependent on VIN), the MOSFET shuts off immediately and activates the internal bleed path - requiring BLEED to be connected to VOUT via ≤1 kΩ for accurate sensing.

Is DML3010ALFDS recommended for new designs?

No - Diodes explicitly states "NOT RECOMMENDED FOR NEW DESIGNS" and recommends migrating to DML2010LFDS, which offers improved RON, higher current rating, and identical pinout/package for seamless upgrade.