Diodes Incorporated DMN63D8L-13

Overview

DMN63D8L-13 from Diodes Incorporated is an N-channel enhancement-mode MOSFET in SOT23 package, rated for 30V V_DS, 2.8Ω R_DS(ON) at V_GS = 10V, and 350mA continuous drain current at +25°C. It features ESD-protected gate, low input capacitance (23.2pF), and AEC-Q101 qualification-used in motor control and backlighting power switches.

For engineers reviewing the DMN63D8L-13 datasheet, DMN63D8L-13 pinout, DMN63D8L-13 application, or DMN63D8L-13 equivalent, key selection criteria include gate threshold voltage (0.8–1.5V), junction-to-ambient thermal resistance (243°C/W under high-copper layout), and pulsed drain capability (1.2A @ 10µs).

Technical Context

This discrete MOSFET operates as a low-voltage, low-current switching element with enhancement-mode gate control. Its 0.8–1.5V V_GS(TH) enables direct drive from 3.3V/5V logic, while R_DS(ON) remains ≤4.5Ω down to V_GS = 4.0V, supporting efficient operation in battery-powered systems.

Thermal performance is defined by two power dissipation ratings: 350mW on standard FR-4 and 520mW on 1"×1" 2oz copper PCB. Dynamic parameters-including 0.9nC total gate charge at V_GS = 10V and 2.3ns turn-on delay-support high-frequency PWM control up to several hundred kHz.

Key Specifications

Pinout & Package

Package: SOT23 - surface-mount plastic case, 0.008g weight, UL 94V-0 rated, moisture sensitivity Level 1.

Key Features

Applications

Equivalent & Alternatives

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

Compared with DMN63D8L-13, the -7 variant offers identical performance in smaller reels for flexibility, while NX3008NBK trades qualification and low-V_GS R_DS(ON) for lower unit cost-making DMN63D8L-13 optimal for AEC-Q101–required, efficiency-sensitive designs.

Availability

DMN63D8L-13 is available at Aetrix Electronics and suitable for motor control, backlighting, and power management functions requiring stable component supply across automotive, industrial, and medical device production programs.

Supply support for DMN63D8L-13 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 and manufacturing operations across Asia and the Americas.

The DMN63D8L belongs to Diodes' AEC-Q101–qualified small-signal MOSFET product line, engineered for reliable, low-power switching in space-constrained automotive and industrial control applications.

FAQ

What is the maximum safe operating temperature for DMN63D8L-13?

The junction temperature range is −55°C to +150°C, with absolute maximum ratings defined at steady-state conditions. Under typical PCB layout (1"×1", 2oz copper), thermal resistance is 243°C/W, allowing ~215mW dissipation before reaching 150°C junction temperature at 25°C ambient.

Can DMN63D8L-13 be driven directly from a 3.3V microcontroller GPIO?

Yes-the gate threshold voltage is specified from 0.8V to 1.5V, and R_DS(ON) is 4.5Ω at V_GS = 4.0V. At 3.3V, it achieves full enhancement with <500mA capability, confirmed by Figure 2 (transfer characteristic) and Figure 5 (R_DS(ON) vs. ID).

Does DMN63D8L-13 include integrated body diode functionality?

Yes-it contains a monolithic parasitic body diode between source and drain (anode at source, cathode at drain), with forward voltage of 0.8–1.2V at 115mA (Figure 9). This diode enables freewheeling in inductive loads but is not rated for reverse recovery in high-speed switching.

Is the SOT23 package of DMN63D8L-13 compatible with standard reflow profiles?

Yes-its moisture sensitivity level is Level 1 per J-STD-020, meaning it can be stored indefinitely at ≤30°C/60% RH and processed using standard Pb-free reflow profiles (peak 260°C, 20–40s above 217°C) without baking.