Fairchild FAN21SV06 TinyBuck Datasheet

The FAN21SV06 is a highly efficient, small-footprint, programmable-frequency, 6A integrated synchronous buck regulator.


Fairchild FAN21SV06 TinyBuck Datasheet - cover page
Brand
Fairchild
Category
Power Management
Document type
Datasheet
Language
English
Pages
17
File format
PDF
File size
1.2 MB
Published
12 July, 2012
Updated
30 September, 2023
MD5 checksum
C90B37A4B3FD5FDDE4967EC88419C9F4

About this manual

The FAN21SV06 is a highly efficient, small-footprint programmable-frequency 6A integrated synchronous buck regulator designed for servers, telecom, graphics cards, and other high-end computing systems. It features fully synchronous operation with an integrated Schottky diode on the low-side MOSFET to boost efficiency.

The device supports single-supply operation for input voltages greater than 6.5V up to 24V and includes programmable frequency operation ranging from 200kHz to 600kHz. It offers master/slave synchronization provisions, allowing it to synchronize with an external system clock or operate as a free-running slave. The regulator incorporates comprehensive protection features including over-current, under-voltage, over-voltage, and thermal shutdown protections.

What's inside

  • Features
  • Applications
  • Description
  • Typical Application Diagram
  • Block Diagram
  • Pin Configuration
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Control Functions

Specifications

Output Current6A
EfficiencyOver 94%
Input Voltage Range3.0V to 24V
Output Voltage Range0.8V to 80%Vi
Switching Frequency Range200-600KHz
Package Type5x6mm, 25-pin MLP
Operating Temperature Range (Standard)-10°C to +85°C

Frequently asked questions

What is the maximum output current of the FAN21SV06?

The device supports a single-supply operation with an output current of 6A.

Can the switching frequency be programmed externally?

Yes, it features programmable frequency operation ranging from 200kHz to 600kHz.

Does the regulator support synchronization with external clocks?

Yes, it has externally synchronizable clock provisions with master/slave capabilities.

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