Texas Instruments High-Performance Analog Power Supply Controllers, Monitors UC3843D8

Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC

Manufacturer: Texas Instruments
Win Source Part Number: 035689-UC3843D8
Packaging: Reel - TR
Output Type: Transistor Driver
Topology: Buck, Boost, Flyback, Forward Converter
Frequency - Switching: 500kHz
Control Features: Frequency Control
Number of Outputs: 1
Synchronous Rectifier: No
Output Phases: 1
Duty Cycle (Max): 97%
Clock Sync: No
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: 0°C to 70°C (TA)
Case / Package: 8-SOIC
Purpose: Step-Up, Step-Down, Step-Up/Step-Down
Supply Voltage - Operating: 7.6 V to 30 V
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 55 pct.
Supply and Demand Status: Limited

PWM Controller IC, 500KHz, 100% Duty Cycle, 8-SOIC Product overview: UC3843D8 from Texas Instruments is a Power Management IC for power sequencing, voltage regulation, battery management, load control, and compact electronic system design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 500KHz, SOIC. Search-friendly keywords include PMIC, power management, load switch, power sequencing, 500KHz, SOIC, Power Management IC, Power Supply Controllers, Monitors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 760-UC3843D8 can be used for catalog matching and distributor lookup.