QX2303E21T中文资料泉芯数据手册PDF规格书

特性 Features

Maximum operating frequency: 300KHz

Output voltage: 2.0V~5.0V (step 0.1V)

Low starting voltage: 0.8V(1mA)

Output accuracy: better than ±2.5%

Maximum efficiency: 87%

Output current: greater than 300mA (Vi=2.5V, Vo=3.3V)

Low ripple, low noise

Application range

Electronic devices with 1 to 3 dry batteries, such as: electronic dictionaries,

digital cameras, LED flashlights, LED lights, blood pressure monitors, MP3,

remote control toys, wireless headphones, wireless mouse and keyboard, medical devices, anti-lost devices, car anti-theft devices, chargers, VCRs, PDAs, and other handheld electronic devices