MAX20323

RECOMMENDED FOR NEW DESIGNS

USB Type-C CC-Pin Overvoltage Protector

Protect the CC (or SBU) Lines in USB Type-C from a High-Voltage Short or Surge Event

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Overview

  • Flexible System Design
    • Wide Operating Supply Voltage Range: 2.5V to 5.5V
    • Integrated 270mΩ (typ) Switch per Channel with 1A Continuous Current Capability
    • Low Supply Current of 20µA (typ) when CC Inputs Are Under Overvoltage Threshold
    • Accurate Pullup Currents to CC Outputs When CC Inputs Exceed Overvoltage Threshold (Except MAX20323A/C/F)
  • Reliable Protection
    • Accurate OVLO Threshold: 5.75V±0.2V
    • Surge Immunity:
      • MAX20323/A/B: Over ±90V
      • MAX20323C/D/E/F: ±80V with No VENCC or ±60V with Valid VENCC
    • Ultra Fast Turn Off: 100ns (typ) Response Time
    • Thermal Shutdown Protection
  • Space Saving
    • 12-Bump 0.4mm Pitch 1.7mm x 1.32mm WLP

The MAX20323, MAX20323A, MAX20323B, MAX20323C, MAX20323D, MAX20323E, MAX20323F overvoltage protectors feature internal overvoltage threshold and surge protection to turn off the switches and prevent damage to USB type-C CC/SBU pins.

The devices have two channels switches with 0.27Ω (typ) on-resistance that are turned on when inputs are below overvoltage threshold. When overvoltage threshold is exceeded on one of the channels, the corresponding switch is turned off and replaced by an accurate pullup current to output (CC1_O/CC2_O) that is sourced from input (CC1_I/CC2_I). (The MAX20323A/C/F does not have pullup current feature).

The devices are available in a 12-bump (0.4mm pitch, 1.7mm x 1.32mm) WLP package and operate over the -40°C to +85°C extended temperature range.

Applications

  • Industrial PCs
  • Phablets
  • Smart Phones
  • Tablets

MAX20323
USB Type-C CC-Pin Overvoltage Protector
MAX20323, MAX20323A, MAX20323B, MAX20323C, MAX20323D, MAX20323E, MAX20323F: Functional Diagram
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Evaluation Kits

eval board
MAX20323EVKIT

Evaluation Kit for the MAX20323/MAX20323A/MAX20323B/MAX20323C/MAX20323D/MAX20323E/MAX20323F/

Features and Benefits

  • 2.5V to 5.5V Operating Voltage Range
  • Power LED Reading
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX20323 evaluation kit (EV kit) is a fully assembled and tested circuit board that demonstrates the MAX20323 USB type-C CC-pin overvoltage protection device. The EV kit comes with the MAX20323ENC+ installed. The EV kit board can also be used to evaluate MAX20323A/ MAX20323B/MAX20323C/MAX20323D/MAX20323E/ MAX20323F.

Applications

  • Industrial PCs
  • Phablets
  • Smart Phones
  • Tablets

MAX20323EVKIT
Evaluation Kit for the MAX20323/MAX20323A/MAX20323B/MAX20323C/MAX20323D/MAX20323E/MAX20323F/
MAX20323EVKIT: Board Photo

Reference Designs

MAXREFDES1260
MAXREFDES1260 Circuits from the lab

Li Battery Charger and Monitor System with 3A USB-C Input

Features and Benefits

  • Proven PCB Layout
  • Full Assembled and Tested
  • Monitors from 2S Cell Packs
  • Windows 10 Compatible Software
  • I2C serial interface Applications
  • Tablets, Two-in-One Laptops
  • Digital Imaging (DSC, DVC)
  • USB Type-C Two-Cell Pack Equipment
MAXREFDES1260
Li Battery Charger and Monitor System with 3A USB-C Input
MAXREFDES1260

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