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MAXIM INTEGRATED / ANALOG DEVICES MAX5090BATE Buck Converter

The MAX5090BATE+ is a high-efficiency step-down (buck) DC-DC converter in a 16-pin TQFN package. It operates from an input voltage range of 6.5V to 76V, with a quiescent current of only 310µA at no load. This PWM converter switches at a fixed frequency of 127 kHz under heavy loads and automatically switches to pulse skipping mode at light loads to enhance efficiency. It features internal frequency compensation for simplified circuit design and can be synchronized externally to a system clock, making it suitable for noise-sensitive applications. The device incorporates an internal low-resistance DMOS transistor, undervoltage lockout, cycle-by-cycle current limit, hiccup mode short circuit protection, overtemperature shutdown, and external shutdown control with a 19µA current. It provides a fixed 5V output at 2A, operational across -40°C to 125°C, designed for harsh automotive environments. The internal 0.26Ω high-side DMOSFET offers up to 88% efficiency (at 12V input, 1A load), with a maximum duty cycle of 95%. The converter can dissipate 2.67W at +70°C, making it suitable for power management in industrial and automotive applications.

Authorized Distributors
Source:Newark
Part No:MAX5090BATE+
Stock:80
Inv Date:06-05-2026
Price: Unit price: $19.26
Buy/RFQ:
Source:DigiKey
Part No:MAX5090BATE+
Stock:201
Inv Date:06-05-2026
Price: Unit price: $19.26
Buy/RFQ:
Part No:MAX5090BATE+
Stock:14
Inv Date:06-06-2026
Price: Unit price: $19.26
Buy/RFQ:
Part No:MAX5090BATE
Stock:0
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX5090BATE Buck Converter Specifications:

  • Input Voltage Range: 6.5V to 76V
  • Output Voltage: 5V (fixed)
  • Output Current: 2A
  • Switching Frequency: 127kHz
  • Efficiency: Up to 88%
  • Quiescent Current: 310µA at no load
  • Temperature Range: -40°C to 125°C
  • Package: 16-pin TQFN (5mm x 5mm)
  • Internal High-Side DMOS: 0.26Ω
  • Maximum Power Dissipation: 2.67W at +70°C
  • Undervoltage Lockout
  • Cycle-by-cycle current limit
  • Hiccup mode short-circuit protection
  • Overtemperature shutdown
  • External shutdown control with 19µA current
  • Maximum Duty Cycle: 95%

Buy the Maxim MAX5090B– Reliable 5V Buck Converter for Industrial Applications

Purchase the Maxim MAX5090B electrically efficient 5V buck converter online today. This compact, automotive-grade device delivers 2A output with up to 88% efficiency, ensuring robust performance in industrial and automotive use. Its wide input range from 6.5V to 76V and features like synchronized operation, internal frequency compensation, and hiccup short-circuit protection provide dependable operation. The device’s small footprint and high thermal dissipation make it an ideal choice for space-constrained power supply designs requiring durability and stable voltage regulation in demanding environments.

Order your Maxim Series MAX5090B today and enhance your power management with a reliable, high-performance 5V, 2A DC-DC converter designed for harsh environments.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX5090BATE?

You can click on the BUY or RFQ button to purchase MAX5090BATE from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX5090BATE?

You can download the MAX5090BATE datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX5090BATE?

MAXIM INTEGRATED / ANALOG DEVICES

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