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PESD3V3S2UT from SEMITEH

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PESD3V3S2UT

Manufacturer: SEMITEH, NXP

PESDxS2UT series; Double ESD protection diodes in SOT23 package

Partnumber Manufacturer Quantity Availability
PESD3V3S2UT SEMITEH, NXP 6000 In Stock

Description and Introduction

PESDxS2UT series; Double ESD protection diodes in SOT23 package # Introduction to the PESD3V3S2UT Electronic Component  

The PESD3V3S2UT is a high-performance bidirectional electrostatic discharge (ESD) protection diode designed to safeguard sensitive electronic circuits from transient voltage spikes. This component is particularly suited for applications where low clamping voltage and fast response times are critical, such as in data lines, USB interfaces, and communication ports.  

Featuring a compact SOD-323 package, the PESD3V3S2UT offers robust ESD protection up to ±30 kV (IEC 61000-4-2), ensuring reliable operation in harsh environments. Its low capacitance and leakage current make it ideal for high-speed signal lines, minimizing signal distortion while providing effective overvoltage protection.  

Key specifications include a working voltage of 3.3 V, making it compatible with common low-voltage logic circuits. The device’s bidirectional design allows it to protect against both positive and negative voltage transients, simplifying circuit implementation.  

Engineers often integrate the PESD3V3S2UT into consumer electronics, industrial systems, and automotive applications where ESD robustness is essential. Its combination of high surge capability, small footprint, and low dynamic resistance ensures dependable performance in space-constrained designs.  

For designers seeking a reliable ESD protection solution, the PESD3V3S2UT presents a balanced trade-off between protection efficiency and signal integrity.

Application Scenarios & Design Considerations

PESDxS2UT series; Double ESD protection diodes in SOT23 package

Alternative Part Number

  • SRV05-4 --: Four-channel low-capacitance TVS diode array suitable for 3.3V ESD protection, widely used as a functional substitute for dual-line ESD arrays.
  • TPD2E001 --: Dual-channel ESD protection device for 3.3V lines with low clamping voltage, directly comparable in function and package style.
  • USBLC6-2SC6 --: Dual-line ESD protection diode array in SOT-23-6, commonly used for 3.3V data-line protection and pin-compatible in many designs.
  • SP0503BAHT --: Dual-line 3.3V ESD protection diode array with similar clamping performance and SOT-23 package, widely available and cost effective.
  • SRV05-4 --: Low-capacitance multi-line ESD protection array suitable for 3.3V data lines, offering comparable surge and ESD immunity.
  • TPD2E001 --: Two-channel 3.3V ESD protection device with low clamping voltage and small package, a common drop-in style replacement for dual-line ESD diodes.

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