TIDA-00400 Reference Design

Texas Instruments

Isolated Power Supply for Programmable Logic Controller (PLC) IO Modules Reference Design

Description

The TIDA-00400 isolated power supply reference design provides multiple isolated outputs to supply the bias voltage needed in a Programmable Logic Controller (PLC) IO module. It generates 3 isolated outputs: ±15V@30mA and +5V@40mA. These voltage rails can satisfy most of the required voltage rails in the IO modules: such as the Op-Amp: DAC bias: RS-485 transmitter and digital isolator power supplies.

Features
  • Wide input voltage range: 18 to 30 V (24 VNOM)Non-Isolated output: 3.3V with 50mAThree isolated outputs:+15V with 30mA-15V with 30mA+5V with 40mASmall form factor for space constrained I/O cards 51 x 51 x 8 mm (L x W x H)Primary-side regulation (no need for optocoupler) increases lifetime reliability
Applications
  • Actuator
  • Analog input module
  • Analog output module
  • Digital input module
  • Mixed module (AI
  • AO
  • DI
  • DO)
  • Signage
  • Robot I/O module
  • Condition monitoring module
Product Categories
  • Power management

Parts

Part Number Name Companion Part
LM5017 LM5017 Buy Datasheet

Bill Of Materials

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Schematic

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Test Data

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Other Documents

Title Updated Type Size (KB)
TIDA-00400 Gerber (Fabrication Files) 27 Mar 2015 ZIP 720
TIDA-00400 Gerber (Assembly Files) 27 Mar 2015 ZIP 166
TIDA-00400 CAD Files 27 Mar 2015 ZIP 5681
TIDA-00400 PCB 27 Mar 2015 PDF 553
TIDA-00400 Assembly Drawing 27 Mar 2015 PDF 192
TIDA-00400 BOM 27 Mar 2015 PDF 26
TIDA-00400 Schematic and Block Diagram 27 Mar 2015 PDF 302