Renesas PS9031-Y-V-AX

Overview

PS9031-Y-V-AX from Renesas Electronics is a high-speed, high-CMR photovoltaic gate driver IC optimized for IGBT and power MOSFET switching in industrial inverters and AC servo drives. It delivers 2.5 A peak output current, supports 30 V supply voltage (VCC–VEE), achieves 175 ns max propagation delay, and features UVLO with 1.3 V hysteresis for robust gate control under brownout conditions.

For engineers reviewing the PS9031-Y-V-AX datasheet, PS9031-Y-V-AX pinout, PS9031-Y-V-AX application, or PS9031-Y-V-AX equivalent, this device is selected for high-reliability isolated gate driving where 8 mm creepage, ±50 kV/µs common-mode immunity, and 125 °C operation are mandatory design requirements.

Technical Context

The PS9031-Y-V-AX integrates a GaAlAs LED input stage with a monolithic output stage comprising photodiode, signal conditioning circuitry, and complementary power MOSFETs - enabling true push-pull gate drive without external transistors. Its internal UVLO circuit monitors VCC relative to VEE and disables output when supply drops below 11.0 V (typ.), re-enabling only after rising above 12.3 V (typ.) to prevent shoot-through during undervoltage transients.

It operates with 5-pin SOP (LSO5) packaging featuring 8 mm minimum outer creepage distance and reinforced insulation per UL1577, CSA C22.2 No.60950-1, and optional VDE EN 60747-5-5. The output stage is rated for 2.5 A peak current at ≤10 µs pulse width and 0.2% duty cycle, with VOH = VCC − 1.3 V (typ.) and VOL = 0.5 V (max.) at 100 mA load.

Key Specifications

Pinout & Package

PS9031-Y-V-AX uses a 5-pin SOP package (LSO5) with 8 mm minimum outer creepage distance, 0.15 mm isolation barrier thickness, and embossed tape packaging (20 pcs/tape cut). Weight is 0.119 g (typ.).

Key Features

Applications

Equivalent & Alternatives

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

Compared with TLP350 and FOD3180, PS9031-Y-V-AX uniquely combines 5 kV_r.m.s. reinforced isolation, 8 mm creepage, VDE option, and integrated UVLO - making it the sole choice for IEC 61800-5-1-compliant industrial drives requiring full functional safety support.

Availability

PS9031-Y-V-AX is available at Aetrix Electronics and suitable for industrial inverters, AC servo drives, solar PV string inverters, and UPS power stages requiring stable component supply with long-term lifecycle assurance.

Supply support for PS9031-Y-V-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 PS9031-Y-V-AX belongs to Renesas' high-CMR photovoltaic gate driver family, engineered specifically for robust, isolated IGBT/MOSFET control in harsh industrial environments demanding extended temperature range and safety-certified insulation.

FAQ

What is the maximum recommended gate capacitance load for PS9031-Y-V-AX?

The PS9031-Y-V-AX is characterized with 10 nF load capacitance in its switching specifications. At Rg = 10 Ω and Cg = 10 nF, tPLH/tPHL remain ≤175 ns. Driving >15 nF loads may increase propagation delay beyond spec and require gate resistor optimization - verify performance with actual IGBT gate charge (Qg) and Miller charge (Qgd) values in your design.

Does PS9031-Y-V-AX support both N-channel and P-channel IGBT gate driving?

PS9031-Y-V-AX is designed for N-channel IGBT and MOSFET gate driving only. Its output stage provides active pull-up (VO sourcing) and active pull-down (VO sinking) referenced to VEE, making it ideal for standard low-side or high-side N-channel configurations. It does not support direct P-channel gate drive due to lack of negative VEE capability.

Can PS9031-Y-V-AX be used with 15 V gate drive rails?

Yes - PS9031-Y-V-AX supports VCC–VEE from 15 V to 30 V per Recommended Operating Conditions. At 15 V, IOH remains ≥2.0 A (min.) and VOL stays ≤0.5 V at 100 mA, ensuring reliable turn-on/turn-off of modern low-threshold IGBTs. Derate peak current slightly for extended thermal operation above 100 °C.

What safety certifications apply to PS9031-Y-V-AX?

PS9031-Y-V-AX carries UL1577 (double protection), CSA C22.2 No.60950-1 and CAN/CSA-C22.2 No.60065 approvals. The "-V" suffix denotes optional VDE EN 60747-5-5 certification (DIN EN 60747-5-5:2011-11 approved), required for reinforced insulation in European industrial equipment complying with IEC 61800-5-1.

How does the UVLO function behave during rapid supply transients?

The PS9031-Y-V-AX UVLO has 1.3 V typical hysteresis (VUVLO+ = 12.3 V, VUVLO− = 11.0 V), preventing chatter during slow-rising or noisy supplies. During fast transients (<1 µs), internal filtering ensures the UVLO state updates only after sustained violation - confirmed by test circuit Fig. 6 in the datasheet. This avoids false shutdown during brief dips caused by switching noise.