Nexperia USA Inc. PESD5V0U1BL,315

Overview

PESD5V0U1BL from Nexperia is a low-capacitance bidirectional ESD protection diode in a DFN1006-2 (SOD882) leadless package, designed to protect high-speed signal lines-such as USB 2.0, HDMI, or SIM card interfaces-from ±10 kV IEC 61000-4-2 contact discharge events. It delivers 2.9 pF typical capacitance at 0 V, 5 nA max reverse leakage at 5 V, and clamps transients with ≤100 Ω differential resistance.

For engineers reviewing the PESD5V0U1BL datasheet, PESD5V0U1BL pinout, PESD5V0U1BL application, or PESD5V0U1BL equivalent, key selection criteria include sub-3 pF capacitance for minimal signal integrity impact, bidirectional clamping symmetry, ultra-small 1.0 mm × 0.6 mm footprint, and compatibility with high-speed data lines up to 1 Gbps.

Technical Context

This device implements a dual-cathode, bidirectional TVS structure-two back-to-back Zener-like junctions sharing a common anode node-to provide symmetrical clamping for both positive and negative transients on a single line. Its layout enables operation without polarity constraints on differential or AC-coupled signals.

It operates within a 5 V reverse standoff voltage (VRWM), breaks down at 5.5–9.5 V (VBR @ 5 mA), and maintains <100 nA leakage at rated VRWM. The 1.9 pF capacitance at 5 V reverse bias ensures minimal loading on 50 Ω transmission lines, supporting clean eye diagrams in USB 2.0 and Ethernet PHY interfaces.

Key Specifications

Pinout & Package

Package: DFN1006-2 (SOD882), 1.0 mm × 0.6 mm × 0.48 mm body, 0.65 mm pitch, leadless plastic package with exposed thermal pad not present (2-terminal only).

Key Features

Applications

Equivalent & Alternatives

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

Compared with NUP4105MR6T1G and VEML6030X01, PESD5V0U1BL uniquely combines bidirectional clamping, sub-3 pF capacitance, and verified ±10 kV IEC 61000-4-2 performance in a 1.0 mm × 0.6 mm footprint-making it the only option qualified for high-speed, polarity-agnostic data line protection.

Availability

PESD5V0U1BL is available at Aetrix Electronics and suitable for USB 2.0 interface protection, SIM card slot hardening, and 1000BASE-T Ethernet PHY surge suppression requiring stable component supply across production lifecycles.

Supply support for PESD5V0U1BL 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 logic, discrete, and MOSFET solutions, headquartered in Nijmegen, Netherlands.

PESD5V0U1BL belongs to Nexperia's ESD protection portfolio, engineered specifically for ultra-compact, high-speed data line immunity in consumer, computing, and communications equipment where board space and signal fidelity are critical.

FAQ

What is the maximum recommended PCB trace length between PESD5V0U1BL and the protected connector?

For optimal ESD suppression, the trace from the device cathodes to the protected line and ground must be ≤2 mm. Longer traces add inductance that degrades clamping speed and increases peak voltage seen by the IC. Layout guidelines require placing the device directly adjacent to the connector, with short, direct paths to both signal and ground planes.

Does PESD5V0U1BL require external series impedance for proper operation?

No external series resistor is required. The device is designed for direct shunt connection between signal and ground. Its 100 Ω differential resistance provides inherent current limiting during ESD events. Adding series impedance would degrade high-frequency transient response and is unnecessary for IEC 61000-4-2 compliance.

Can PESD5V0U1BL be used to protect a 3.3 V LVDS pair?

Yes-its 5 V VRWM and bidirectional structure allow safe use on 3.3 V LVDS lines. The 7 V typical breakdown ensures clamping occurs above normal signal swing (±350 mV) but below IC damage thresholds. Capacitance remains ≤3 pF, preserving LVDS edge rates and common-mode noise rejection.

Is PESD5V0U1BL qualified for automotive applications?

No. Per Nexperia's revision history (v.3, April 2024), this part is explicitly non-automotive qualified. It lacks AEC-Q200 stress testing and automotive-grade process controls. For automotive use, Nexperia recommends the PESD5V0U1BA-Q variant, which carries full AEC-Q200 qualification and extended temperature support.