Linear Technology LTC3860 Dual Output Step-Down Controller Datasheet

The LTC3860 is a dual output step-down DC/DC controller designed to work in conjunction with drivers or power train devices such as DrMOS and power blocks, enabling flexible design configurations with PolyPhase® operation.


Linear Technology LTC3860 Dual Output Step-Down Controller Datasheet - cover page
Brand
Linear Technology
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
6
File format
PDF
File size
1.2 MB
Published
05 June, 2012
Updated
30 September, 2023
MD5 checksum
4EB62FDEF65A84B15FE70CA47E45F9AB

About this manual

The LTC3860 is a dual output step-down controller designed to work with external driver devices such as FETs, DrMOS, and Power Blocks. It enables PolyPhase operation where up to 12 stages can be paralleled to increase output current. The device features voltage mode operation that ensures stable switching waveforms even at high per-phase currents of up to 30A.

What's inside

  • PolyPhase Operation
  • FET Drivers and DrMOS
  • Voltage Mode Operation
  • Current Sharing
  • Remote Sensing
  • Switching Frequency

Frequently asked questions

What is the maximum output current per phase for voltage mode operation?

Voltage mode operation allows per-phase currents up to 30A while maintaining a stable switching waveform.

What is the specified tolerance for inductor DC resistance at 20°C?

The inductors used have a DC resistance tolerance of +10% at 20°.

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