Nexperia USA Inc. PESD5V0R1BSF/S5AYL

Overview

PESD5V0R1BSF from Nexperia is a bidirectional ESD protection diode in a DSN0603-2 (SOD962-2) ultra-small SMD package, designed for single-line high-speed interface protection with 0.1 pF typical capacitance, ±10 kV IEC 61000-4-2 contact ESD rating, and 5 V reverse standoff voltage - deployed in USB 3.2 Gen 1, HDMI 2.0, and MIPI D-PHY data lines.

For engineers reviewing the PESD5V0R1BSF datasheet, PESD5V0R1BSF pinout, PESD5V0R1BSF application, or PESD5V0R1BSF equivalent, key selection criteria include ultra-low capacitance (<0.15 pF), snap-back clamping behavior, dynamic resistance of 0.45 Ω, and compatibility with sub-1 mm² PCB footprints for portable electronics signal integrity preservation.

Technical Context

This device implements a snap-back clamping structure with negative dynamic resistance, enabling low clamping voltage (8.3 V at +8 kV ESD pulse) during transient events while maintaining 1 nA typical reverse leakage at 5 V. Its bidirectional symmetry supports AC-coupled and differential signaling lines without polarity constraints.

The DSN0603-2 package integrates two cathode terminals (Pin 1 and Pin 2) in a common-cathode configuration, optimized for minimal parasitic inductance and direct placement adjacent to connectors - critical for preserving signal integrity on >5 Gbps interfaces.

Key Specifications

Pinout & Package

Package: DSN0603-2 (SOD962-2), 0.6 mm × 0.3 mm × 0.3 mm body, 0.4 mm pitch, leadless ultra-small SMD.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar bidirectional ESD protection applications.

Compared with ESDBL5V0D1W and VEML509001, PESD5V0R1BSF delivers the lowest capacitance (0.1 pF) in the smallest footprint (0.18 mm²), making it optimal for space-constrained, multi-gigabit designs where signal fidelity is prioritized over maximum ESD rating.

Availability

PESD5V0R1BSF is available at Aetrix Electronics and suitable for USB 3.2 Gen 1 interfaces, HDMI 2.0 TMDS channels, and MIPI D-PHY camera links requiring stable component supply across high-mix production runs.

Supply support for PESD5V0R1BSF 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 ESD protection, MOSFETs, and analog solutions.

PESD5V0R1BSF belongs to the TrEOS Protection family - engineered specifically for ultra-low-capacitance, high-speed interface protection in portable and communication equipment.

FAQ

What is the maximum operating temperature for PESD5V0R1BSF?

The junction temperature limit is 150 °C, and ambient operating range is −40 °C to +125 °C per IEC 60134 limiting values. This allows deployment in automotive infotainment head units and industrial edge gateways with extended thermal profiles.

Can PESD5V0R1BSF protect both positive and negative ESD transients on the same line?

Yes - its bidirectional snap-back structure clamps equally for ±8 kV pulses, delivering 8.3 V clamping for positive transients and −8.3 V for negative transients (per Fig. 10 and Fig. 11), making it ideal for AC-coupled differential signals.

Is PESD5V0R1BSF suitable for 10 Gbps data rates?

Yes - with 0.1 pF capacitance and <0.5 Ω dynamic resistance, it exhibits negligible insertion loss up to 10 GHz (Fig. 6), validated for use on USB 3.2 Gen 2 and DisplayPort 1.4a lanes in production designs.

How should PESD5V0R1BSF be laid out on the PCB for optimal ESD performance?

Place it within 2 mm of the protected connector, route traces directly to pins with no stubs, use dedicated ground via ≤1 mm from Pin 1/2, and avoid shared return paths - per Nexperia's layout guidelines in Section 10 of the datasheet.