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RCLAMP3304N.TCT

3.3V TVS array, 4-ch, 18V clamp, 3.8pF, 450W, SLP2626P10

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Manufacturer Part：

RCLAMP3304N.TCT

Package：

SLP2626P10 (2.6 x 2.6 x 0.6 mm)

Brand：
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Description

Product Overview

The RCLAMP3304N.TCT from Semtech is a RailClamp low-capacitance TVS array in a SLP2626P10 (2.6×2.6mm) package. Designed for high-speed data line ESD protection, it protects up to 4 I/O lines with 3.3V operating voltage and 18V clamping voltage.

Key Specifications

Type Low-capacitance TVS array (RailClamp)
Operating Voltage 3.3V
Clamping Voltage 18V max @ Ipp
Peak Pulse Power 450W (8/20us)
Capacitance 3.8pF @ 1MHz
Channels 4 bidirectional + power
Package SLP2626P10 (2.6 x 2.6mm)
Operating Temperature -55°C to +125°C

Features

  • IEC 61000-4-2: 15kV air, 8kV contact ESD
  • IEC 61000-4-5: 25A (8/20us) lightning
  • Low 3.8pF line capacitance for high-speed signals
  • Protects up to 4 I/O lines and power line
  • Low 0.5uA leakage current
  • Compact 2.6 x 2.6mm DFN package

Applications

  • Gigabit Ethernet port ESD protection
  • USB 2.0 data line transient suppression
  • HDMI and DisplayPort ESD clamping
  • T1/E1 and T3/E3 secondary protection
  • Digital video interface protection

The RCLAMP3304N.TCT from Semtech is a RailClamp low-capacitance TVS array designed to protect high-speed data interfaces from ESD, cable discharge events (CDE), and lightning surges. In a compact 10-pin SLP2626P10 (2.6×2.6mm) package, it protects up to 4 I/O lines plus the power line with a 3.3V operating voltage. The internal steering diodes direct transient currents to ground while the TVS diode clamps the voltage to 18V maximum. With only 3.8pF line capacitance, it does not degrade signal integrity on Gigabit Ethernet, USB 2.0, and other high-speed interfaces. IEC 61000-4-2 (8kV contact), IEC 61000-4-4 (40A EFT), and IEC 61000-4-5 (25A lightning) compliance ensures robust transient protection.

The RCLAMP3304N.TCT uses a rail-clamp architecture with steering diodes and an internal TVS diode. During normal operation, the steering diodes are reverse-biased and present only 3.8pF capacitance to the signal lines. When a positive transient exceeds VCC + one diode drop, the upper steering diode conducts, routing current to the internal TVS diode, which clamps the voltage. For negative transients, the lower steering diode conducts to ground. The TVS diode provides the actual voltage clamping, limiting the voltage seen by the protected IC to 18V maximum. The rail-clamp topology provides lower clamping voltage than simple TVS diodes because the steering diodes add only one diode drop to the TVS clamp voltage.

Pin Name Type Function
1 I/O1 I/O Protected line 1
2 I/O2 I/O Protected line 2
3 GND Power Ground
4 I/O3 I/O Protected line 3
5 I/O4 I/O Protected line 4
6 VCC Power Power rail connection
7-10 NC/GND – No connect / additional ground
  • Gigabit Ethernet RJ-45 port ESD and surge protection
  • USB 2.0 high-speed data line TVS protection
  • HDMI and DisplayPort interface ESD clamping
  • T1/E1 telecom line secondary protection
  • Digital video signal line transient suppression
Manufacturer Part Number Package Notes
Semtech RCLAMP3304P.TCT SLP1616P6 Smaller package, 80W, 4-ch
onsemi NUP4202MRT1G UDFN-10 3.3V, 4-ch TVS array
TI TPD4E05U06DQAR USON-10 5.5V, 4-ch, 0.5pF, ultra-low cap
Littelfuse SP3054-04UTG DFN-10 3.3V, 4-ch, 5pF TVS array
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All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Shipping & Payment

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Service & Packaging

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

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