Diodes Incorporated DMC6022SSD-13

Overview

DMC6022SSD from Diodes Incorporated is a complementary pair enhancement-mode MOSFET in a single SO-8 package, integrating an N-channel (60V, 29mΩ @ 10V) and P-channel (−60V, 50mΩ @ −10V) device for bidirectional power control. It delivers 6.0A/−5.0A continuous drain current at 25°C, supports fast switching (t_F = 8.4ns N-ch, 45.3ns P-ch), and is qualified to AEC-Q101 for automotive-grade reliability in DC-DC converters and power management circuits.

For engineers reviewing the DMC6022SSD datasheet, DMC6022SSD pinout, DMC6022SSD application, or DMC6022SSD equivalent, this dual-channel MOSFET enables compact half-bridge and H-bridge designs with matched thermal behavior, low gate charge (Q_g = 32nC/30.6nC), and robust avalanche energy rating (E_AS = 24mJ).

Technical Context

This device implements a monolithic complementary pair topology where Q1 (N-channel) and Q2 (P-channel) share thermally coupled junctions in one SO-8 package, enabling synchronous rectification and bidirectional current control without external matching. Its gate threshold voltages are tightly specified (V_GS(TH) = 1.0–3.0V for Q1, −1.0 to −3.0V for Q2), supporting logic-level drive compatibility down to 4.5V.

The integrated body diodes exhibit low reverse recovery charge (Q_RR = 12.5nC for Q1, 9.3nC for Q2) and fast t_RR (18.1ns/15.2ns), minimizing switching losses in high-frequency buck and boost topologies. Thermal resistance R_θJA is 74°C/W under enhanced layout (1-inch copper), enabling 2.0W steady-state dissipation at +25°C ambient.

Key Specifications

Pinout & Package

Package: SO-8, surface-mount, lead-free, green molding compound (UL 94V-0), 0.074g mass, moisture sensitivity level 1.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar complementary MOSFET applications.

Compared with DMC6022SSD, DMC2038LSD-13 offers superior conduction efficiency below 30V but sacrifices voltage headroom, while SI6926ADQ-T1-GE3 trades off switching speed and automotive compliance for broader distributor availability and lower unit cost.

Availability

DMC6022SSD is available at Aetrix Electronics and suitable for automotive LED drivers, industrial DC-DC converters, and smart home relay replacement modules requiring stable component supply across multi-year production cycles.

Supply support for DMC6022SSD 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 DMC6022SSD belongs to Diodes' high-reliability power MOSFET product line, engineered specifically for automotive and industrial power conversion where thermal stability, avalanche ruggedness, and AEC-Q101 compliance are mandatory.

FAQ

What is the maximum safe operating junction temperature for DMC6022SSD?

The absolute maximum junction temperature is +150°C, as specified in the Thermal Characteristics table. Operation at this limit requires strict adherence to the recommended 1-inch square copper pad layout and ambient temperature control. Derating begins at +125°C for continuous operation, and the device's R_DS(ON) increases by ~1.5× from 25°C to 150°C, necessitating thermal simulation for high-power designs.

Can DMC6022SSD be used in a high-side P-channel configuration without a charge pump?

Yes - the P-channel device (Q2) has a V_GS(TH) range of −1.0V to −3.0V and achieves 50mΩ R_DS(ON) at V_GS = −10V. When used as a high-side switch with source tied to V_IN, driving G2 to ground yields V_GS = −V_IN; thus, it operates efficiently at V_IN ≤ 10V without auxiliary circuitry. For 12V+ rails, a gate driver with negative output or level shifter is required.

How does the shared source connection (pins 2 and 4) affect PCB layout in half-bridge applications?

Pins 2 (S1) and 4 (S2) are internally bonded to the same metal frame and must be routed to a single low-inductance node - typically the power switch node (SW) in buck converters. This shared source eliminates floating node issues but mandates symmetrical trace lengths and a solid ground plane beneath both FETs to prevent shoot-through due to gate loop asymmetry or parasitic inductance.

Is the DMC6022SSD suitable for linear regulator applications?

No - the device is optimized for switching operation, not linear mode. Its Safe Operating Area (SOA) curve shows limited DC capability (≤1.5W at 25°C ambient), and prolonged linear operation causes rapid thermal runaway due to positive temperature coefficient of R_DS(ON). The datasheet explicitly defines only pulsed and switched conditions; linear use voids AEC-Q101 qualification and risks parametric shift or failure.