R2A20133DSPW5中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Features

? Absolute Maximum Ratings ? Supply voltage Vcc: 24 V ? Junction temperature Tj: –40 to +150°C

? Electrical characteristics

? UVLO operation start voltage VH: 9.5 V ± 0.7 V

? UVLO operation shutdown voltage VL: 8.5 V ± 0.4 V

? UVLO hysteresis voltage Hysuvl: 1.0 V ± 0.4 V

? Functions

? Boost converter control with critical conduction mode

? Two mode overvoltage protection and OVP2 Mode

1: Dynamic OVP corresponding to a voltage rise by load change Mode

2: Static OVP corresponding to overvoltage in stable.

OVP2: OVP2 senses the PFC output voltage by independence pin.

? Feedback loop, open detection

? Overcurrent protection

? Dynamic UVP corresponding to a voltage fall by load change

? Frequency limiter, adjustable

? Zero Current Detect (ZCD) delay time, adjustable

? CS pin's open detection ? Package lineup: Pb-free SOP-8 (JEDEC)