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High-Voltage Protection 3.5mm Audio Line OVP

Beyond-the-Rails, Low THD+N, Audio Overvoltage Protection IC

Product Details

Key Features

Applications/Uses

Parametric specs for Overvoltage Protection Controllers
# Channels 2
VIN (V) (min) 1.6
VIN (V) (max) 5.5
Over Voltage Trip Level (V) ±3.45
Oper. Temp. (°C) -40 to +85
Package/Pins WLP/9
Budgetary
Price (See Notes)
0.68
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Simplified Block Diagram

Technical Docs

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Parameters

Parametric specs for Overvoltage Protection Controllers
# Channels 2
VIN (V) (min) 1.6
VIN (V) (max) 5.5
Over Voltage Trip Level (V) ±3.45
Oper. Temp. (°C) -40 to +85
Package/Pins WLP/9
Budgetary
Price (See Notes)
0.68

Key Features

  • Protects Devices from High-Voltage Conditions
    • ±40V Tolerant Inputs
  • Multiple OVP Thresholds for Flexible Design
    • ±3.45V MAX20331, ±5.5V MAX20331A
  • Low THD+N Preserves Audio Clarity
  • Saves Board Space with Small Form Factor
    • 1.23mm x 1.23mm, 3 x 3 Array, 9-Bump, 0.4mm Pitch WLP

Applications/Uses

  • Smart Phones
  • Tablets

Description

The MAX20331/MAX20331A are overvoltage ICs designed to protect the audio codecs and electronics of portable devices. Connecting the MAX20331/MAX20331A between the 3.5mm jack and audio path electronics provides protection against high-voltage conditions to ±40V.

The MAX20331/MAX20331A are available in a space-saving, 9-bump, 0.4mm pitch, 1.23mm x 1.23mm wafer-level package (WLP) and operate over the -40°C to +85°C extended temperature range.

Simplified Block Diagram

MAX20331: Functional Diagram MAX20331: Functional Diagram Zoom icon

Technical Docs

Support & Training

Search our knowledge base for answers to your technical questions.

Filtered Search

Our dedicated team of Applications Engineers are also available to answer your technical questions. Visit our support portal .