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MAXIM INTEGRATED / ANALOG DEVICES MAX668EUB DC-DC Controller

The MAX668/MAX669 are high-efficiency PWM current-mode DC-DC controllers supporting a wide input range of 1.8V to 28V, suitable for boost, SEPIC, flyback, and isolated configurations. Featuring an advanced BiCMOS design, they operate with low quiescent currents of 220µA, adjustable frequency up to 500kHz, soft-start, and synchronization to external clocks. Their proprietary Idle Mode™ significantly enhances light-load efficiency, controlling power levels over 20W with over 90% conversion efficiency. Compact in a 10-pin uMAX package, these controllers include shutdown, adjustable current limits, and support for both bootstrapped and non-bootstrapped operation, making them ideal for cellular, telecom, LAN, and POS applications.

Authorized Distributors
Source:Newark
Part No:MAX668EUB+
Stock:684
Inv Date:06-05-2026
Price: Unit price: $8.96
Buy/RFQ:
Source:DigiKey
Part No:MAX668EUB+
Stock:2342
Inv Date:06-05-2026
Price: Unit price: $9.18
Buy/RFQ:
Part No:MAX668EUB+
Stock:419
Inv Date:06-06-2026
Price: Unit price: $8.96
Buy/RFQ:
Part No:MAX668EUB
Stock:0
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:
Part No:MAX668EUB+
Stock:9
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX668EUB DC-DC Controller Specifications:

  • Input Voltage Range: 1.8V to 28V
  • Output Voltage Support: Up to 28V
  • Operating Frequency: 100kHz to 500kHz, adjustable via Rosc or external sync
  • Quiescent Current: 220µA
  • Soft-Start: Yes
  • Shutdown Current: 3.5µA
  • Package: 10-pin uMAX
  • Power Dissipation: 444mW at +70°C
  • Operating Temperature: -40°C to +85°C
  • Maximum Output Power: Over 20W
  • Efficiency: Over 90%
  • Voltage Tolerance: Supports both bootstrapped and non-bootstrapped configurations

Buy the Buy Maxim MAX668/MAX669 Part Number MAX668EUB Online

Elevate your power design with the MAX668/MAX669 boost and SEPIC controllers, offering high efficiency, broad input range, soft-start, synchronization, and Idle Mode™ for optimized performance. These compact, low-current devices support over 20W power levels with efficiencies exceeding 90%, ideal for telecom, cellular, LAN, and POS systems. Available in a small 10-pin uMAX package, they simplify system integration while delivering reliable regulation in demanding applications. Purchase online today to benefit from fast delivery and technical support.

Order your Maxim Series MAX668EUB today and ensure reliable, high-efficiency power conversion for your cellular and industrial projects.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX668EUB?

You can click on the BUY or RFQ button to purchase MAX668EUB from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX668EUB?

You can download the MAX668EUB datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX668EUB?

MAXIM INTEGRATED / ANALOG DEVICES

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