Datasheet4U Logo Datasheet4U.com

UCC1809-1 - Economy Primary Side Controller

Description

The UCC3809 family of BCDMOS economy low power integrated circuits contains all the control and drive circuitry required for off-line and isolated DC-to-DC fixed frequency current mode switching power supplies with minimal external parts count.

Features

  • User Programmable Soft Start With Active Low Shutdown.
  • User Programmable Maximum Duty Cycle.
  • Accessible 5V Reference.
  • Undervoltage Lockout.
  • Operation to 1MHz.
  • 0.4A Source/0.8A Sink FET Driver.
  • Low 100µA Startup Current PART TURN ON TURN OFF NUMBER.

📥 Download Datasheet

Datasheet preview – UCC1809-1

Datasheet Details

Part number UCC1809-1
Manufacturer Unitrode
File Size 909.17 KB
Description Economy Primary Side Controller
Datasheet download datasheet UCC1809-1 Datasheet
Additional preview pages of the UCC1809-1 datasheet.

📁 Similar Datasheet

  • UCC1800 - Low-Power BiCMOS Current-Mode PWM Controllers (Texas Instruments)
  • UCC1801 - Low-Power BiCMOS Current-Mode PWM Controllers (Texas Instruments)
  • UCC1802 - Low-Power BiCMOS Current-Mode PWM Controllers (Texas Instruments)
  • UCC1803 - Low-Power BiCMOS Current-Mode PWM Controllers (Texas Instruments)
  • UCC1804 - Low-Power BiCMOS Current-Mode PWM Controllers (Texas Instruments)
  • UCC1805 - Low-Power BiCMOS Current-Mode PWM Controllers (Texas Instruments)
  • UCC1806 - CURRENT-MODE PWM CONTROLLER (Texas Instruments)
  • UCC1895 - Phase-Shift PWM Controller (Texas Instruments)
  • UCC12040 - DC-DC Converter (Texas Instruments)
  • UCC12050 - DC-DC Converter (Texas Instruments)
Other Datasheets by Unitrode
  • UCC1809-2 - Economy Primary Side Controller
  • UCC1807-1 - Programmable Maximum Duty Cycle PWM Controller
  • UCC1807-2 - Programmable Maximum Duty Cycle PWM Controller
  • UCC1807-3 - Programmable Maximum Duty Cycle PWM Controller
  • UCC1808-1 - Low Power Current Mode Push-Pull PWM
  • UCC1808-2 - Low Power Current Mode Push-Pull PWM
  • UCC1837 - 8-Pin N-FET Linear Regulator Controller
  • UCC1888 - Off-Line Power Supply Controller

Full PDF Text Transcription

Click to expand full text
Economy Primary Side Controller application INFO available UCC1809-1/-2 UCC2809-1/-2 UCC3809-1/-2 FEATURES • User Programmable Soft Start With Active Low Shutdown • User Programmable Maximum Duty Cycle • Accessible 5V Reference • Undervoltage Lockout • Operation to 1MHz • 0.4A Source/0.8A Sink FET Driver • Low 100µA Startup Current PART TURN ON TURN OFF NUMBER THRESHOLD THRESHOLD UCCX809-1 10V 8V UCCX809-2 15V 8V DESCRIPTION The UCC3809 family of BCDMOS economy low power integrated circuits contains all the control and drive circuitry required for off-line and isolated DC-to-DC fixed frequency current mode switching power supplies with minimal external parts count.
Published: |