Nexperia USA Inc. PNU650150AEJJ

Overview

PNU650150AEJJ from Nexperia is a 650 V, 15 A ultrafast recovery rectifier in D2PAK Real-2-Pin (SOT8018) package, designed for high-frequency switching in power conversion stages. It delivers 27 ns typical reverse recovery time (trr), 1.36 V forward voltage at 15 A and 25 °C, and operates up to 175 °C junction temperature - enabling use in compact, thermally constrained AC/DC and DC/DC converters.

For engineers reviewing the PNU650150AEJJ datasheet, PNU650150AEJJ pinout, PNU650150AEJJ application, or PNU650150AEJJ equivalent, key selection criteria include trr performance under dIF/dt = −200 A/µs at 125 °C (177 ns), Qrr of 971 nC at same conditions, and thermal resistance Rth(j-c) of 2.3 K/W - critical for snubberless flyback and PFC stage design.

Technical Context

This planar, Pt-doped ultrafast rectifier uses lifetime-controlled silicon to achieve precise trr tuning without soft-recovery trade-offs. Its Real-2-Pin configuration integrates the mounting base (mb) electrically with the cathode (K), eliminating internal bond wires and reducing parasitic inductance.

The device exhibits low diode capacitance (7 pF at VR = 400 V, 1 MHz), enabling clean voltage transitions in hard-switched topologies. Its reverse recovery behavior is characterized under controlled ramp-rate conditions (dIF/dt = −200 to −1000 A/µs), with IRM and Qrr values specified across Tj = 25–125 °C for accurate loss modeling.

Key Specifications

Pinout & Package

Encapsulated in D2PAK Real-2-Pin (SOT8018) package: 8.8 mm × 10.35 mm × 4.46 mm body, 5.08 mm lead pitch, with integrated mounting base (mb) electrically tied to cathode for low-inductance PCB layout.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar ultrafast recovery rectifier applications.

Compared with STTH1506D and IXYS MUR1560CT, PNU650150AEJJ offers superior 650 V blocking, lower trr (27 ns vs. 30–35 ns), and integrated thermal path - making it optimal for space-constrained, high-frequency (>400 kHz), high-temperature SMPS where single-diode simplicity and thermal performance are prioritized.

Availability

PNU650150AEJJ is available at Aetrix Electronics and suitable for AC/DC converters, DC/DC converters, and battery chargers requiring stable component supply, long-term lifecycle support, and traceable sourcing for industrial and embedded OEM programs.

Supply support for PNU650150AEJJ 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

Nexperia is a global semiconductor expert focused on high-volume, high-reliability discrete and logic devices, with leadership in automotive-qualified and industrial-grade components.

PNU650150AEJJ belongs to Nexperia's ultrafast recovery rectifier product line, engineered specifically for high-efficiency, high-frequency power conversion in industrial SMPS, UPS, and renewable energy systems.

FAQ

What is the maximum allowable case temperature for continuous 15 A operation?

The datasheet specifies IF(AV) = 15 A at Tc ≤ 119 °C with δ = 0.5 square wave excitation and f = 20 kHz. Exceeding 119 °C case temperature requires derating - e.g., at Tc = 130 °C, average current must be reduced to ~12.5 A per Fig. 8. Thermal design must ensure the cathode mounting pad remains within this limit under worst-case ambient and airflow conditions.

Is the mounting base (mb) electrically isolated from the cathode?

No. The mounting base is internally connected to pin 1 (K, cathode) and forms part of the cathode circuit path. This Real-2-Pin configuration eliminates bond wires and reduces inductance, but requires the heatsink or PCB copper area to be electrically tied to the cathode net - isolation must be handled at the system level if needed.

How does trr vary with temperature and dIF/dt?

trr increases with junction temperature and decreases with higher dIF/dt. At Tj = 125 °C and dIF/dt = −200 A/µs, trr is 177 ns (vs. 27 ns at 25 °C/light load). At dIF/dt = −1000 A/µs and Tj = 25 °C, trr drops to 65 ns. These values are measured under defined ramp recovery conditions and must be used for loss calculation in actual circuit operating points.

Can PNU650150AEJJ replace a standard FR107 in a 24 V/5 A adapter?

No - FR107 is a 1 A, 1000 V general-purpose rectifier with ~500 ns trr and no thermal design for high current. PNU650150AEJJ is rated for 15 A average current and optimized for >100 kHz switching; using it in a low-frequency, low-current design wastes cost and board space. Select based on actual IF(AV), VRRM, and trr requirements - not just voltage rating.