Renesas PS9306L2-V-E3-AX

Overview

PS9306L2-V-E3-AX from Renesas Electronics is a 6-pin SDIP surface-mount photocopler optimized for IGBT and power MOSFET gate driving in high-noise industrial inverters and induction heating systems. It delivers 0.6 A peak output current, achieves ≤0.4 μs propagation delay (tPLH/tPHL), and sustains ±25 kV/μs common-mode transient immunity with 8 mm minimum creepage distance.

For engineers reviewing the PS9306L2-V-E3-AX datasheet, PS9306L2-V-E3-AX pinout, PS9306L2-V-E3-AX application, or PS9306L2-V-E3-AX equivalent, key selection criteria include its gull-wing lead bending package for long creepage, VDE-certified isolation (Option), UL/CSA/SEMKO safety approvals, and guaranteed 0.4 A minimum output current under 10 μs pulse width at 0.2% duty cycle.

Technical Context

The PS9306L2-V-E3-AX integrates a GaAlAs LED input stage with a monolithic photo-diode, signal processing circuit, and power output transistor on a single chip. Its architecture enables direct gate drive of high-voltage IGBTs without external amplification, supporting supply voltages from 10 V to 30 V across VCC–VEE.

Designed for high CMR and fast switching, it uses internal shielding and optimized layout to maintain stable output during rapid dV/dt transients up to ±25 kV/μs. The NC pin (Pin 2) must be left open or tied to GND-never used as a signal path-to preserve noise immunity and isolation integrity.

Key Specifications

Pinout & Package

The PS9306L2-V-E3-AX uses a 6-pin Shrink Dual In-line Package (SDIP) with gull-wing leads for surface mounting and 8 mm minimum creepage distance. Package dimensions: 11.5±0.3 mm × 6.8±0.25 mm × 4.58±0.3 mm height, 1.27 mm lead pitch.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar IGBT gate driver applications.

Compared with TLP350(D,F), PS9306L2-V-E3-AX offers superior creepage and tighter timing specs; versus ACPL-332J, it trades Miller clamping for lower quiescent current and simpler biasing-ideal for cost-optimized industrial drives where external clamping is implemented.

Availability

PS9306L2-V-E3-AX is available at Aetrix Electronics and suitable for industrial inverter motor drives, induction heating systems, and solar photovoltaic inverters requiring stable component supply, long-term lifecycle support, and globally recognized safety certifications.

Supply support for PS9306L2-V-E3-AX 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

Renesas Electronics is a global semiconductor leader specializing in microcontrollers, analog, power, and mixed-signal solutions for industrial, automotive, and infrastructure markets.

The PS9306L2-V-E3-AX belongs to Renesas' high-CMR photocopler family engineered specifically for robust IGBT and power MOSFET gate driving in noisy, high-voltage industrial power conversion systems.

FAQ

What is the maximum recommended forward current for the PS9306L2-V-E3-AX LED input?

The PS9306L2-V-E3-AX has a recommended forward current of 8–12 mA under normal operation. Absolute maximum continuous forward current is 25 mA, but sustained operation above 12 mA reduces LED lifetime and increases thermal stress. For reliable 10-year field operation in industrial environments, design to 10 mA nominal with transient peaks ≤1.0 A (pulse width <1 μs).

Can Pin 2 (NC) of the PS9306L2-V-E3-AX be used as a ground connection for noise suppression?

No-Pin 2 is a true no-connect terminal with no internal bonding. It may be left floating or tied to the LED-side GND (Pin 3) for mechanical stability, but must never carry current or serve as a signal return path. Using it for noise suppression risks coupling interference into the input side and degrading common-mode rejection performance of the PS9306L2-V-E3-AX.

Does the PS9306L2-V-E3-AX support both high-side and low-side IGBT gate driving configurations?

Yes-the PS9306L2-V-E3-AX supports both configurations. As a single-output, open-collector photocopler, it drives low-side gates directly (VO to IGBT gate, VEE to GND). For high-side driving, connect VEE to the IGBT emitter potential and VO to the gate; ensure VCC–VEE remains within 10–30 V and that level-shifting bias networks comply with the PS9306L2-V-E3-AX's absolute maximum ratings.

What is the significance of the "-V" suffix in PS9306L2-V-E3-AX?

Per Renesas ordering documentation, the "-V" suffix denotes VDE0884-2 (DIN EN60747-5-2) certification option. PS9306L2-V-E3-AX units are tested and qualified to this enhanced isolation standard-including partial discharge testing at 2119 V_peak-making them suitable for applications demanding higher confidence in long-term isolation reliability beyond basic UL/CSA requirements.

How does the PS9306L2-V-E3-AX handle Miller capacitance effects during IGBT turn-off?

The PS9306L2-V-E3-AX does not integrate active Miller clamping. During IGBT turn-off, external gate resistors and optional negative turn-off bias (VEE < 0 V) must be used to suppress dv/dt-induced displacement current through Miller capacitance. Its ±25 kV/μs CMR ensures the output stage remains stable, but designers must implement external clamping or negative voltage rails to prevent spurious turn-on-unlike devices such as ACPL-332J which embed this function.