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MAXIM INTEGRATED / ANALOG DEVICES MAX1744EUBV High-Voltage DC-DC Controller

The MAX1744/MAX1745 are high-voltage step-down DC-DC controllers capable of handling inputs up to 36V. They offer efficiency above 90%, operate at frequencies up to 330kHz, and feature a 100% duty cycle for minimal dropout voltage. The MAX1744 provides a fixed output of 3.3V or 5V via an internal feedback network, while the MAX1745 offers adjustable output from 1.25V to 18V using an external feedback network. Designed in a compact 10-pin uMAX package, these controllers are ideal for automotive, telecom, industrial, and power applications, utilizing external MOSFETs and current-sense resistors for flexible, efficient power management.

Authorized Distributors
Source:Newark
Part No:MAX1744EUB/V+
Stock:22
Inv Date:06-05-2026
Price: Unit price: $10.56
Buy/RFQ:
Source:DigiKey
Part No:MAX1744EUB/V+
Stock:48
Inv Date:06-05-2026
Price: Unit price: $10.55
Buy/RFQ:
Part No:MAX1744EUB/V+
Stock:0
Inv Date:06-06-2026
Price: Unit price: $10.55
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX1744EUBV High-Voltage DC-DC Controller Specifications:

  • Input Voltage Range: 36V maximum, 45V transient
  • Operating Temperature: -40°C to +125°C depending on variant
  • Package: 10-pin uMAX
  • Efficiency: > 90%
  • Switching Frequency: up to 330kHz
  • Output Voltage: Fixed 3.3V or 5V (MAX1744), Adjustable 1.25V to 18V (MAX1745)
  • Output Power Capability: exceeds 50W
  • Dropout Voltage: low, operation at 100% duty cycle
  • Quiescent Current: ~90µA
  • Shutdown Current: ~4µA
  • Peak Input Voltage: 36V
  • Voltage Tolerance: ±1.5% for fixed outputs; adjustable for MAX1745
  • External Components: P-channel MOSFET, current-sense resistor, diode, LC filter capacitor
  • Pin Compatibility: space-saving 10-pin uMAX package
  • Compliance: RoHS, lead-free options
  • Circuit Protection: undervoltage lockout, internal feedback control, surge handling

Buy the Maxim MAX1744 – Reliable Step-Down DC-DC Controller for Industrial Applications

Order the Maxim MAX1744 step-down DC-DC controller online now. Designed for high-voltage applications up to 36V with efficiency over 90%. Suitable for automotive, telecom, and industrial systems, this compact 10-pin uMAX package offers fixed or adjustable output voltage, low dropout, and high switching frequency, ensuring reliable power conversion. Invest in this power management component and enhance your device’s performance with our durable, precision-crafted controllers, available for fast delivery from authorized distributors.

Get Maxim MAX1744 today—built for precision, high efficiency, and long-lasting durability in your power management designs.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX1744EUBV?

You can click on the BUY or RFQ button to purchase MAX1744EUBV from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX1744EUBV?

You can download the MAX1744EUBV datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX1744EUBV?

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