Nexperia USA Inc. PMEG2005AEV,115

Overview

PMEG2005AEV from Nexperia is a planar Schottky barrier rectifier with integrated guard ring for stress protection, rated at 20 V reverse voltage and 0.5 A average forward current, featuring ultra-low 355 mV typical forward voltage at 500 mA and housed in a 1.6 mm × 1.2 mm SOT666 package. It serves as a low-loss unidirectional power switch in compact DC/DC converters and polarity protection circuits.

For engineers reviewing the PMEG2005AEV datasheet, PMEG2005AEV pinout, PMEG2005AEV application, or PMEG2005AEV equivalent, key selection criteria include its pulsed reverse current (40–200 µA at 20 V), junction-to-solder-point thermal resistance (80 K/W), diode capacitance (66–80 pF at 1 V), and parallel-pin configuration enabling 3.5 A repetitive peak forward current.

Technical Context

This Schottky rectifier uses a planar die structure with an integrated guard ring to suppress edge breakdown and improve surge robustness. Its low VF stems from optimized metal-semiconductor interface design, not process scaling alone.

Thermal performance relies on dual cathode and dual anode terminals (pins 1–2 & 5–6 cathode; pins 3–4 anode) enabling parallel PCB trace routing to reduce effective thermal resistance and enhance current sharing under pulsed conditions.

Key Specifications

Pinout & Package

Encapsulated in SOT666: ultra-small 1.6 mm × 1.2 mm × 0.55 mm surface-mount plastic package with 0.5 mm lead pitch and exposed cathode thermal pad.

Key Features

Applications

Equivalent & Alternatives

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

Compared with RB050M-30TR and SS12, PMEG2005AEV delivers superior thermal management via six-terminal SOT666 layout, 100+ mV lower VF for efficiency-critical battery systems, and guard ring–enabled reliability in transient-prone industrial environments.

Availability

PMEG2005AEV is available at Aetrix Electronics and suitable for USB Power Delivery adapters, wearable sensor nodes, industrial IoT gateways, and automotive infotainment USB hubs requiring stable component supply and consistent parametric performance across production lots.

Supply support for PMEG2005AEV 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, logic, and MOSFET devices, with manufacturing rooted in process control and automotive-grade quality systems.

PMEG2005AEV belongs to Nexperia's low-VF Schottky rectifier product line, engineered specifically for space- and efficiency-constrained power conversion in portable, industrial, and consumer electronics.

FAQ

What is the maximum continuous forward current for PMEG2005AEV?

The absolute maximum continuous forward current is 0.5 A at Tamb = 25 °C with standard SOT666 mounting. Derating is required above 25 °C ambient: linear reduction to zero at 150 °C junction temperature. The 3.5 A repetitive peak rating applies only to ≤1 ms pulses with pins 3 & 4 paralleled and proper PCB copper area.

Can PMEG2005AEV be used in automotive applications?

No - this device is explicitly marked non-automotive qualified in the datasheet revision history. It lacks AEC-Q101 qualification, has no guaranteed operation over −40 °C to +125 °C extended temperature range, and is not tested for automotive-specific stress profiles like humidity bias or board-level thermal cycling.

How does the guard ring improve reliability?

The integrated guard ring redistributes electric field lines away from the semiconductor edge, preventing premature avalanche breakdown during voltage transients. This raises the non-repetitive peak forward surge rating to 10 A and extends lifetime under repeated 20 V reverse-bias stress versus guard-ring–free Schottky diodes.

Why are there six pins with only two electrical nodes?

The six-pin SOT666 layout provides four cathode (K) and two anode (A) terminals to reduce package inductance and thermal resistance. Multiple parallel paths lower effective series resistance, improve current sharing during pulses, and allow direct thermal coupling of the cathode tab to PCB copper, achieving 80 K/W junction-to-solder-point resistance.