TIDA-00896 Reference Design

Texas Instruments

LDO Regulator Post AC/DC Rectifier Ripple Cleaner Reference Design for Industrial Applications

Description

The TIDA-00896 reference design provides an easy to implement: low standby current and isolated AC to DC rectification. The AC input voltage is regulated to a ripple free 3.3V using LM2936 a low dropout (LDO) linear regulator. The 3.3V voltage rail is ideal to power microcontrollers which are intended to operate in a low power standby mode most of the time. The low standby quiescent current consumption of LM2936 minimizes the power consumption during the long low power cycles of the system.

Features
  • Low stand by current regulator (IQ Easy to implement AC to DC rectification and regulationAC grid power to 3.3V regulated DC voltage-30 mV maximum load regulation from nominal output voltage27 mV> load transient with a 30 mA/10 µs load step50 mA maximum output current: with short circuit current limit protectionInput and transient voltage protectionTIDA-00896 provides: design guide: test data and design files for the post AC to DC voltage regulator and ripple cleaner regulator
Applications
  • Smoke & heat detector
  • Thermostat
  • Gas detector
Product Categories
  • Power management

Parts

Part Number Name Companion Part
LM2936 LM2936 Buy Datasheet

Bill Of Materials

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Schematic

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Download the schematic for TIDA-00896

Test Data

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Other Documents

Title Updated Type Size (KB)
TIDA-00896 Gerber 11 Jan 2016 ZIP 1158
TIDA-00896 PCB 11 Jan 2016 PDF 358
TIDA-00896 BOM 11 Jan 2016 PDF 28
TIDA-00896 Schematic 11 Jan 2016 PDF 155