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MAXIM INTEGRATED / ANALOG DEVICES MAX5920AESA Hot-Swap Controller

The MAX5920AESA+ from Maxim Integrated Products is a -48V hot-swap controller with an external sense resistor, packaged in an 8-pin NSOIC. Designed for safe hot plugging into a live backplane, it provides a controlled power-up sequence to prevent glitches and protect board connectors and components. The controller offers under-voltage, over-voltage, and overcurrent protection, ensuring input voltage stability before powering the load. It safeguards systems against overcurrent and short circuits by turning off the external MOSFET during faults and protects against input voltage transients. Features include operation from -20V to -80V, compatible with -48V power systems, an operating temperature range from -40°C to 85°C, and pin compatibility with LT4250L and LT1640L. It is immune to input voltage steps and current spikes, withstands -100V transients without external components, and allows programmable inrush and short-circuit current limits. The device can power up into a shorted load, includes a power good output, and features thermal shutdown for external MOSFET protection. Typical applications encompass telecom line cards, network switches and routers, central-office line cards, server line cards, and base station line cards.

Authorized Distributors
Source:Newark
Part No:MAX5920AESA+
Stock:20
Inv Date:06-05-2026
Price: Unit price: $1.18
Buy/RFQ:
Source:DigiKey
Part No:MAX5920AESA+
Stock:200
Inv Date:06-05-2026
Price: Unit price: $9.04
Buy/RFQ:
Part No:MAX5920AESA+
Stock:747
Inv Date:06-06-2026
Price: Unit price: $8.09
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX5920AESA Hot-Swap Controller Specifications:

  • Operation Voltage Range: -20V to -80V
  • Maximum Transients Tolerance: -100V without external components
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: 8-pin NSOIC
  • Pin Compatibility: with LT4250L, LT1640L
  • Power-Good Output: active-low or active-high depending on model
  • Current Sense Voltage: programmable, typically 50mV trip point
  • Programmable Inrush and Short-Circuit Limits
  • Thermal Shutdown Protection: yes, protects external MOSFET
  • Protection Against Input Voltage Steps and Spikes
  • Built-in open-drain status outputs
  • Designed for -48V Power Systems in Telecom and Data Network Equipment

Buy the Buy Maxim MAX5920AESA Plus-48V Hot-Swap Controller Part Number MAX5920AESA Online

Secure your telecom and network systems with the MAX5920AESA hot-swap controller from Maxim. This device ensures safe insertion and removal of modules, providing thorough protection against overcurrent, overvoltage, and undervoltage conditions. It features programmable current limits, thermal shutdown for external MOSFETs, and immunity to input voltage transients up to -100V. Compatible with industry-standard pin configurations, it simplifies integration into -48V systems, enhancing system reliability and uptime. Perfect for telecom line cards, switches, routers, and server modules—order online today for dependable performance.

Order your Maxim MAX5920AESA-48V Hot-Swap Controller today and ensure safe, reliable power management for telecom and networking equipment.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX5920AESA?

You can click on the BUY or RFQ button to purchase MAX5920AESA from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX5920AESA?

You can download the MAX5920AESA datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX5920AESA?

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