Chip-Rail Microelectronics Co., Ltd.

Интегр.схема CR6853T

Low Cost Green-Power PWM Controller

Feature
* Low Cost, PWM&PFM&CRM (Cycle Reset Mode)
* Low Start-up Current (about 1.5μA)
* Low Operating Current (about 1.4mA)
* Current Mode Operation
* Under Voltage Lockout (UVLO)
* Built-in Synchronized Slope Compensation
* Built-in Low EMI Technique
* Programmable PWM Frequency
* Audio Noise Free Operation
* Leading edge Blanking on Sense input
* Constant output power limiting for universal AC input Range