BR301: 3.3 V, 1 A Non-Isolated Step Down DC/DC Converter Module

The BR301 is non-isolated step down type DC/DC converter module. The single module includes: a control IC, inductor, ceramic capacitor, and standoff pins. This provides a complete DC / DC converter solution, requiring few external components. It can be configured simply, reducing overall design time, allowing reuse of designs, and saving space on the application PCB.

Applications:

  • Factory automation
  • Communication devices
  • Consumer electronics
  • Other low power conversion
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  • Input voltage range 8 to 30 VDC
  • Circuit topology: step-down chopper
  • Switching frequency: 350 kHz
  • Output: 3.3 V, 1 A, 3.3 W
  • Module footprint: 14 × 14 × 10 mm (W × D × H)
  • Weight: 1.6 g
  • All in one
  • Design-free
  • High efficiency: 87% (typ) at VIN = 8 V, IO = 0.6 A
  • Miniaturizes space required, by using high-frequency switching technology
  • Protection functions:
    • Overcurrent Protection function (OCP), with auto restart
    • Thermal Shutdown Protection function (TSD), with auto restart
Package

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Product Image Functional Block Diagram Typical Application

Part Number Specifications and Availability

Part Number Package Type Temperature RoHS
Compliant
Part Composition /
RoHS Data
Comments Samples Check
Distributor Stock
BR301 4-lead PCB -40°C to 85°C Yes View Data New Contact your
local sales rep
Check Stock

Allegro’s products are not to be used in any devices or systems, including but not limited to life support devices or systems, in which a failure of Allegro’s product can reasonably be expected to cause bodily harm.

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