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MAXIM INTEGRATED / ANALOG DEVICES MAX16543GPC High-Current Protection IC

The MAX16543 is an advanced integrated protection IC designed for high-current 12V power systems. It features an integrated MOSFET, lossless current sensing, and precise fault detection, including overcurrent, overtemperature, and UVLO protection. Suitable for parallel configurations with MAX16545B/MAX16545C, it supports system capacities exceeding 60A. Its compact 12-lead QFN package ensures minimal board space, making it ideal for servers, power supplies, and communication equipment. It provides fast fault response, PMBus control, and reliable load management with high accuracy and robust protection features.

Authorized Distributors
Source:Newark
Part No:MAX16543GPC+
Stock:999
Inv Date:06-05-2026
Price: Unit price: $10.86
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Source:DigiKey
Part No:MAX16543GPC+
Stock:97
Inv Date:06-05-2026
Price: Unit price: $10.54
Buy/RFQ:
Part No:MAX16543GPC+
Stock:0
Inv Date:06-06-2026
Price: Unit price: $10.54
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX16543GPC High-Current Protection IC Specifications:

  • Package: 12-lead QFN
  • Supply Voltage Range: 10.8V to 13.2V
  • Bias Supply Voltage (Vpp): 1.75V to 1.94V
  • Input Voltage (Vin): 0V to 13.2V
  • Output Voltage (Vout): 0V to 13.2V
  • Junction Temperature Range: 0°C to +125°C
  • Maximum Junction Temperature: +125°C
  • Overcurrent Protection (OCP): 66A to 86A (typical 76A)
  • Overtemperature Threshold: 138°C (typical 130°C to 146°C)
  • Input Capacitance (Cj): Recommended for noise filtering, value depends on application
  • Output Capacitance (Cout): Max 10mF, selected based on inrush current considerations
  • Soft-start Capacitance (Css): Typical 47nF to limit inrush current
  • Input Ripple Voltage: Less than 300mV peak-to-peak for noise immunity
  • Voltage Tolerance: ±10% for Vin and Vpp
  • Fault Reporting: Bidirectional FAULT pin, limited to 4mA sinking, 0.4V low, 1.41V high
  • Control Interface: PMBus/SMBus compatible
  • Fault Response Time: < 250ns for fail-safe OCP
  • Pin Description: VIn, Vout, Vpp, GND, FAULT, EN, LOAD, VOP

Buy the Maxim MAX16543 – Reliable High-Current Protection for Industrial Applications

Purchase the Maxim MAX16543 online today—designed for high-current 12V systems exceeding 60A, this compact and reliable protection IC offers integrated MOSFET, lossless current sensing, and rapid fault detection, ensuring system safety and stability. Perfect for servers, power supplies, and industrial equipment, it features advanced fault reporting, configurable OCP, and robust thermal management. Invest in proven protective technology that enhances power system reliability and efficiency with easy online ordering and fast delivery.

Get Maxim MAX16543 today—built for high-current reliability and robust system protection in industrial environments.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX16543GPC?

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How do I troubleshoot issues or seek technical support for part MAX16543GPC?

You can download the MAX16543GPC datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX16543GPC?

MAXIM INTEGRATED / ANALOG DEVICES

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