Vishay Siliconix SQM30010EL_GE3

Overview

SQM30010EL_GE3 from Vishay Siliconix is an automotive-grade N-channel TrenchFET® power MOSFET optimized for high-current 30 V DC-DC conversion and motor control. It delivers R_DS(on) = 1.35 mΩ at V_GS = 10 V, supports 120 A continuous drain current at T_C = 25 °C, and operates up to +175 °C junction temperature in TO-263 (D2PAK) package - deployed in 48 V mild-hybrid starter-generator inverters.

For engineers reviewing the SQM30010EL_GE3 datasheet, SQM30010EL_GE3 pinout, SQM30010EL_GE3 application, or SQM30010EL_GE3 equivalent, this page provides verified thermal resistance (R_thJC = 0.4 °C/W), gate charge (Q_g = 295–450 nC), avalanche energy rating (E_AS = 259 mJ), AEC-Q101 qualification status, and body diode recovery characteristics (t_rr = 96–195 ns) critical for automotive power stage design.

Technical Context

This MOSFET uses trench-gate silicon technology to achieve ultra-low on-resistance while maintaining robust switching performance. Its 30 V V_DS rating targets 12 V/48 V automotive subsystems, and the integrated body diode is characterized for reverse recovery (Q_rr = 185–370 nC, t_rr = 96–195 ns) under di/dt = 100 A/μs conditions.

The device features 100 % R_g and UIS testing per production lot, with thermal design enabled by low junction-to-case resistance (0.4 °C/W) and validated safe operating area (SOA) up to 100 ms pulses. Gate threshold voltage is tightly distributed (1.5–2.5 V), supporting reliable drive with standard 3.3 V or 5 V logic-level controllers.

Key Specifications

Pinout & Package

TO-263 (D2PAK) surface-mount package with exposed drain tab for thermal and electrical connection. Three terminals: Gate (G), Drain (D), Source (S). Drain tab is electrically connected to the internal drain structure and serves as primary thermal path.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar N-channel 30 V power MOSFET applications.

Compared with IRL1404ZPBF and STL220N3LLH6, SQM30010EL_GE3 offers the optimal balance of ultra-low R_DS(on), proven automotive qualification, and TO-263 thermal scalability - making it the preferred choice for high-reliability 48 V power stages where board-level heatsinking is feasible.

Availability

SQM30010EL_GE3 is available at Aetrix Electronics and suitable for automotive power conversion, electric power steering, and 48 V mild-hybrid systems requiring stable component supply and long-term lifecycle support.

Supply support for SQM30010EL_GE3 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

Vishay Siliconix is a global leader in discrete semiconductors, specializing in high-performance MOSFETs, diodes, and optoelectronics for automotive, industrial, and computing markets.

The SQM30010EL_GE3 belongs to Vishay's AEC-Q101-qualified TrenchFET® Gen IV automotive MOSFET family, engineered specifically for high-current, high-temperature 12 V/48 V powertrain and chassis applications.

FAQ

What is the maximum continuous drain current rating for SQM30010EL_GE3 at 125 °C case temperature?

The SQM30010EL_GE3 maintains 120 A continuous drain current rating even at T_C = 125 °C, as confirmed in the Absolute Maximum Ratings table. This reflects its robust thermal design and low R_DS(on) temperature coefficient, enabling sustained high-current operation in thermally demanding automotive modules without current derating.

Is SQM30010EL_GE3 suitable for synchronous rectification in a 48 V to 12 V DC-DC converter?

Yes, SQM30010EL_GE3 is suitable for synchronous rectification due to its characterized body diode parameters: V_SD = 0.8–1.5 V at 60 A and t_rr = 96–195 ns with Q_rr = 185–370 nC. These values allow precise timing control and low reverse recovery loss when used as the low-side switch in buck or buck-boost topologies.

Does SQM30010EL_GE3 require a negative gate voltage for reliable turn-off in high-noise automotive environments?

No, SQM30010EL_GE3 does not require negative gate drive. Its gate threshold voltage range is 1.5–2.5 V, and it is fully enhanced at V_GS = 4.5 V. Standard 0 V to 10 V gate drive suffices; however, a small negative offset (e.g., –2 V) may be used to improve noise immunity in EMI-heavy zones like engine bays - not a requirement, but an optional design enhancement.

What is the gate resistance (R_g) specification for SQM30010EL_GE3, and why does it matter?

The SQM30010EL_GE3 has a typical gate resistance of 1.11 Ω (min 0.5 Ω, max 1.7 Ω), measured at 1 MHz. This parameter directly influences switching speed and gate driver power loss: lower R_g enables faster turn-on/turn-off but increases EMI risk and gate driver stress; higher R_g damps ringing but extends switching transitions and conduction loss time.

How is the thermal performance of SQM30010EL_GE3 validated, and what does R_thJC = 0.4 °C/W mean in practice?

The R_thJC = 0.4 °C/W rating for SQM30010EL_GE3 is measured from junction to the center of the exposed drain tab under standardized test conditions. In practice, this means that with a 120 A load and 1.35 mΩ R_DS(on), the resulting 19.4 W conduction loss produces only ~7.8 °C temperature rise from junction to heatsink - enabling compact, high-power-density thermal solutions in space-constrained automotive modules.