Description
NOT RECOMMENDED FOR NEW DESIGNS SG6848x1 * Low Cost, Green-Mode PWM Controller for Flyback Converters SG6848x1 Low-Cost, Green-Mode PWM Cont.
This highly integrated PWM controller provides several enhancements to meet the low standby-power needs of low-power SMPS.
Features
* Green-Mode PWM Controller
* Low Startup Current: 5 μA
* Low Operating Current: 3 mA
* Programmable PWM Frequency
* Peak-Current-Mode Operation
* Leading-Edge Blanking
* Built-in Synchronized Slope Compensation
* Cycle-by-Cycle Current Limiting
* Constant Output
Applications
* General-purpose switched-mode power supplies (SMPS) and flyback power converters, such as:
* Battery chargers for cellular phones, cordless phones,
PDAs, digital cameras, and power tools
* Power adapters for ink jet printers, video game
consoles, and portable audio players
* Open-frame S