STMicroelectronics AN1623 TSM1011 Regulation Loops Precision Calculation Application Note

This document introduces the working principle of TSM1011, including voltage control, current control, power output and power start, and gives detailed calculation formulas.

Brand: STMicroelectronics
Category: Power Management
Document type: Application Note
Language: English
Pages: 6
File format: PDF
File size: 72 KB
Published: 06 August, 2012
Updated: 30 September, 2023
Model: TSM1011
MD5 checksum: 2EF8AF4827EFAE40EC9A38C948E93944
PDF: STMicroelectronics AN1623 TSM1011 Regulation Loops Precision Calculation Application Note PDF

About this manual

The document provides a technical guide on calculating precision for the TSM1011, a highly integrated solution designed for Constant Voltage (CV) and Constant Current (CC) mode Switched Mode Power Supply (SMPS) applications. It details the internal architecture involving a voltage reference and two operational amplifiers with ORed outputs.

What's inside

Principle of Operation
Voltage Control Equation
Current Control Loop
Start Up and Circuit Conditions
Precision Calculation Methodology
Current Loop Precision Example
Voltage Loop Precision Example

Frequently asked questions

What is the typical voltage reference precision of the TSM1011?

The device can be used in applications requiring 0.5% and 1% voltage reference precision fixed at 2.5 Volts.

What is the absolute maximum rating for TSM1011 supply voltages?

The absolute maximum rating for the TSM1011 supply voltages is 28 Volts.

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