Part UCD3138128
Description Highly-Integrated Digital Controller
Manufacturer Texas Instruments
Size 3.10 MB
Pricing from 17.29 USD, available from Rochester Electronics and Verical.
Texas Instruments

UCD3138128 Overview

Key Specifications

Package: TQFP
Mount Type: Surface Mount
Pins: 80
Operating Voltage: 3.3 V

Key Features

  • Digital Control of up to 3 Independent Feedback Loops – Dedicated PID Based Hardware – 2-pole/2-zero Configurable, Non-Linear Control
  • Configurable Trailing/Leading/Triangular Modulation
  • Configurable Feedback Control – Voltage, Average Current and Peak Current Mode Control – Constant Current, Constant Power
  • Configurable FM, Phase Shift Modulation and PWM
  • Fast, Automatic and Smooth Mode Switching – Frequency Modulation and PWM – Phase Shift Modulation and PWM
  • High Efficiency and Light Load Management – Burst Mode & Ideal Diode Emulation – Synchronous Rectifier Soft On/Off – Low IC Standby Power
  • Primary Side Voltage Sensing
  • Current Share (Average & Master/Slave)
  • Feature Rich Fault Protection Options – 7 Analog / 4 Digital Comparators, – Cycle-by-Cycle Current Limiting

Price & Availability

Seller Inventory Price Breaks Buy
Rochester Electronics 39 25+ : 17.29 USD
100+ : 16.43 USD
500+ : 15.56 USD
1000+ : 14.7 USD
View Offer
Verical 39 25+ : 21.6125 USD
100+ : 20.5375 USD
500+ : 19.45 USD
1000+ : 18.375 USD
View Offer