I. Description

YX2119It is a product featuringCMOS Low static current in process manufacturingNo content provided for translation.PFMSwitch-typeDC-DC Step-up Converter. The chip features special...Some circuit structures have improved the inherent noise issues of the switching circuit.The issue has been minimized, reducing its interference to the surrounding circuitry. The output voltage is2.7～3.3VOscillation frequency is350KHz(Typical Value).

YX2119 Built-in switch transistor, requiring only two components externally:Inductors and capacitors. With an enable pin.YX2119 With shut-off functionMinimize chip wear.This chip is suitable for battery-powered devices requiring low noise and high current.

Section IIFeatures

Low static power consumption:5uA

Input Voltage Range:0.9～3.3V

Output Voltage Range:2.7V～3.3V

Output Voltage Precision: ±2%

Low ripple and low noise

Operating Frequency:350KHz(Typical Value)

Packaging Type:SOT23-3L、SOT23-5、SOT23、SOT89-3、TO92 

Three.Application Range

Power supply for battery-powered equipment

Wireless mouse, wireless keyboard, camera, video cameraVCR、PDAHandheld phones, electric toys, and other portable devices' power sources

Required: Equipment that provides a voltage higher than that which the battery can supply.Power section