STMicroelectronics L6706 Single Phase Controller Datasheet

L6706 is a single phase step-down controller from Infineon with integrated high current driver. It supports 8-bit programmable output with a maximum output voltage of 1.6V, supports VR11.1 DAC, high output voltage accuracy, programmable droop function, Imon output, load transient boost LTB Technology, full differential current sense across inductor, differential remote voltage sensing, adjustable voltage offset, LSLess startup, feedback disconnection protection, preliminary overvoltage protection, programmable overcurrent protection, programmable overvoltage protection, adjustable switching frequency, SSEND and OUTEN signal, VFQFPN-40 6x6 mm package


STMicroelectronics L6706 Single Phase Controller Datasheet - cover page
Brand
STMicroelectronics
Category
Power Management
Document type
Datasheet
Language
English
Pages
47
File format
PDF
File size
623 KB
Published
10 August, 2012
Updated
30 September, 2023
MD5 checksum
94CC1E4F7C5845F49707169103212EC9

About this manual

The L6706 is a single-phase step-down controller with an integrated high-current driver, designed for CPU power supply applications. It features an Intel VR11.1 DAC for precise output voltage control up to 1.6V and includes Load Transient Boost (LTB) technology to minimize output capacitor requirements.

The device operates in a compact VFQFPN-40 6x6 mm package with an exposed pad. It offers programmable protections including overcurrent, overvoltage, and feedback disconnection, along with differential current sensing and remote voltage sensing capabilities.

What's inside

  • Principle application circuit
  • Block diagram
  • Pins description
  • Electrical specifications
  • Voltage identification
  • Droop function
  • Output current monitoring
  • Load transient boost technology
  • Enable and disable
  • Layout guidelines

Specifications

Output Voltage Rangeup to 1.60000 V
Package TypeVFQFPN-40 6x6 mm
Switching Frequency (Default)200 kHz
Supply Voltage12 V +15%

Frequently asked questions

What is the maximum output voltage?

The device supports a programmable output up to 1.60000 V.

How is the switching frequency programmed?

It is programmed by connecting a resistor from the OSC/FAULT pin to SGND or VCC.

How do you disable the Load Transient Boost function?

Short the LTB pin to SGND to disable the function.

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