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MAXIM INTEGRATED / ANALOG DEVICES MAX738AEWE Step-Down Regulator

The MAX738A/MAX744A are efficient 5V output CMOS step-down switching regulators utilizing current-mode PWM control. Designed for portable and high-reliability applications, they accept input voltages from 6V to 16V (MAX738A from 5.2V to 11V) and provide up to 750mA load current with efficiencies of 85% to 96%. Features include cycle-by-cycle current limiting, soft-start, undervoltage lockout, and low quiescent current. Their fixed-frequency operation simplifies filtering, and they require only a single inductor value, eliminating complex inductor design considerations.

Authorized Distributors
Source:Newark
Part No:MAX738AEWE+
Stock:82
Inv Date:06-05-2026
Price: Unit price: $14.35
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Source:DigiKey
Part No:MAX738AEWE+
Stock:184
Inv Date:06-05-2026
Price: Unit price: $14.35
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Part No:MAX738AEWE+
Stock:69
Inv Date:06-06-2026
Price: Unit price: $14.66
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Part No:MAX738AEWE
Stock:0
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES MAX738AEWE Step-Down Regulator Specifications:

  • Input Voltage Range: 6V to 16V (MAX738A from 5.2V to 11V)
  • Output Voltage: 5V ±5% regulation
  • Maximum Load Current: 750mA
  • Efficiency: 85% to 96%
  • Quiescent Current: 1.7mA; Shutdown: 6A
  • Switching Frequency: 159kHz to 212.5kHz
  • Cycle-by-Cycle Current Limiting
  • Undervoltage Lockout
  • Soft-Start Function
  • Output Ripple: approximately 50mVp-p with low ESR filter
  • Package Types: 8-Pin DIP, 8- or 16-Pin SO, CERDIP
  • Peak Switch Current: 2A
  • Operating Temperature Range: -55°C to +125°C depending on package
  • Maximum Power Dissipation: 727mW (Plastic DIP), derated above 70°C

Buy the Buy MAXIM 5V Step-Down PWM Regulator Part Number MAX738AEWE Online

Purchase the MAXIM MAX738AEWE step-down switching regulator online today and ensure your device benefits from efficient power management, cycle-by-cycle current limiting, and low quiescent current for extended battery life. This compact device guarantees stable 5V output with high efficiency, making it ideal for portable gadgets, communications systems, and distributed power applications. With straightforward external components and robust protection features, you can confidently incorporate this regulator into your design for reliable, high-performance power conversion.

Buy MAXIM MAX738AEWE now and experience high efficiency, reliable power regulation, and easy filtering for portable electronics and power systems.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX738AEWE?

You can click on the BUY or RFQ button to purchase MAX738AEWE from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX738AEWE?

You can download the MAX738AEWE datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX738AEWE?

MAXIM INTEGRATED / ANALOG DEVICES

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