Vishay Siliconix SQJA64EP-T1_BE3

Overview

SQJA64EP-T1_BE3 from Vishay Siliconix is an automotive-grade N-channel TrenchFET® power MOSFET rated for 60 V (D–S), 15 A continuous drain current at TC = 25 °C, and RDS(on) of 0.0320 Ω at VGS = 10 V and ID = 4 A. It operates up to +175 °C junction temperature and is qualified to AEC-Q101, making it suitable for high-reliability engine control, transmission, and body electronics switching applications.

For engineers reviewing the SQJA64EP-T1_BE3 datasheet, SQJA64EP-T1_BE3 pinout, SQJA64EP-T1_BE3 application, or SQJA64EP-T1_BE3 equivalent, this device delivers verified 100 % Rg and UIS testing, low gate charge (7.6 nC typ.), and thermal performance optimized for PowerPAK® SO-8L PCB-mount operation in space-constrained automotive modules.

Technical Context

This MOSFET employs trench-gate silicon technology to achieve low on-resistance and fast switching with controlled Qgd (1.1 nC typ.) and trr (26 ns typ. at IF = 3 A, di/dt = 100 A/μs). Its gate threshold voltage (2.5–3.5 V) ensures robust turn-on under noisy automotive supply conditions while maintaining low leakage (±100 nA IGSS).

The device integrates a co-packaged body diode with VSD = 0.89 V (typ.) at IF = 4 A and Qrr = 20 nC (typ.), enabling efficient synchronous rectification and freewheeling in DC–DC converters and motor drivers. Thermal design is supported by RthJC = 3.3 °C/W and RthJA = 70 °C/W (PCB mount, 1" × 1" FR4).

Key Specifications

Pinout & Package

Package: PowerPAK® SO-8L (leadless, surface-mount, 5.13 mm × 6.15 mm footprint). Exposed copper drain pad on bottom enables low-inductance, high-current PCB thermal path.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar N-channel 60 V automotive MOSFET applications.

Compared with STL220N6F7 and IRF7470PBF, the SQJA64EP-T1_BE3 uniquely balances AEC-Q101 compliance, SO-8L footprint compatibility, and verified 0.0320 Ω RDS(on) - making it the preferred choice for production automotive modules requiring drop-in qualification-ready replacement.

Availability

SQJA64EP-T1_BE3 is available at Aetrix Electronics and suitable for engine control units, transmission solenoid drivers, and adaptive LED lighting systems requiring stable component supply across extended automotive product lifecycles.

Supply support for SQJA64EP-T1_BE3 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-reliability MOSFETs, diodes, and optoelectronics for automotive, industrial, and computing markets.

The SQJA64EP-T1_BE3 belongs to Vishay's TrenchFET® automotive MOSFET family, engineered specifically for under-hood switching in 12 V and 24 V systems where high temperature, vibration, and long-term reliability are mandatory.

FAQ

What is the maximum continuous drain current rating for SQJA64EP-T1_BE3 at 125 °C case temperature?

The SQJA64EP-T1_BE3 supports 15 A continuous drain current at TC = 125 °C, matching its rating at 25 °C due to its robust thermal design and trench silicon process. This flat derating curve simplifies thermal management in high-ambient environments like engine compartments, where the SQJA64EP-T1_BE3 maintains full current capability without additional heatsinking up to 125 °C case temperature.

Is SQJA64EP-T1_BE3 pin-compatible with standard SO-8 or SO-8L packages from other manufacturers?

The SQJA64EP-T1_BE3 uses the PowerPAK® SO-8L package (5.13 mm × 6.15 mm), which is mechanically and electrically distinct from legacy SO-8. Its leadless construction places all terminals on the bottom surface, with pins 1/2/3/7/8 as Source, pin 4 as Gate, and pins 5/6 as Drain. It is not pin-compatible with through-hole or gull-wing SO-8 devices, and PCB layout must follow Vishay's recommended pad pattern (Doc. #63818) to ensure solder joint integrity and thermal performance for SQJA64EP-T1_BE3.

Does SQJA64EP-T1_BE3 include integrated ESD protection on the gate?

The SQJA64EP-T1_BE3 does not specify integrated gate ESD protection in its datasheet. Its gate-source leakage (IGSS) is rated at ±100 nA at ±20 V, and absolute maximum VGS is ±20 V - indicating reliance on external gate resistors and layout best practices (e.g., short traces, local decoupling) for ESD robustness. System-level ESD protection (IEC 61000-4-2 Level 4) must be implemented externally, as SQJA64EP-T1_BE3 itself is not characterized for human-body-model (HBM) or charged-device-model (CDM) ESD ratings.

What is the typical body diode forward voltage of SQJA64EP-T1_BE3 at 4 A and room temperature?

The typical body diode forward voltage (VSD) of SQJA64EP-T1_BE3 is 0.89 V at IF = 4 A and VGS = 0 V, measured at TA = 25 °C. This low VSD value, combined with a typical reverse recovery charge (Qrr) of 20 nC, makes the SQJA64EP-T1_BE3 well-suited for freewheeling and synchronous rectification roles where conduction and recovery losses must be minimized - especially in automotive DC–DC converters and motor drives where the SQJA64EP-T1_BE3 operates repeatedly in body-diode conduction mode.

Can SQJA64EP-T1_BE3 be used in high-frequency switching applications above 100 kHz?

Yes, SQJA64EP-T1_BE3 supports high-frequency switching up to 250 kHz in practical automotive power stages. Its typical total gate charge is 7.6 nC, turn-on delay is 9 ns, and fall time is 6 ns - enabling efficient operation in buck converters and Class D amplifiers. However, layout parasitics (especially gate loop inductance) must be minimized, and gate drive strength ≥1 A peak is recommended to fully exploit SQJA64EP-T1_BE3's speed while avoiding oscillation or excessive switching loss.