BM1051F Overview
BM1051F is pounded LSI of Power Factor Correction converter (PFC) for harmonic solution and DC/DC converter (DC/DC). Because DC/DC operates on Quasi-resonant method, DC/DC contributes to Low EMI. BM1051F built in a HV starter circuit that tolerates 650V.
BM1051F Key Features
- Quasi-resonant circuit + PFC circuit
- Built-in HV Starter circuit
- Low consumption current (typ.10uA) when starter circuit is OFF
- Quasi resonant circuit Max operating frequency(120kHz) Frequency reduction function Over-current limiting variable funct
- Power Factor Correction circuit Peak current control (65kHz) Per-cycle over current protection circuit Maximum power rev
- Selectable protection method by LATCH/AUTOR terminal. LATCH/AUTOR=H : Latch LATCH/AUTOR=L : Auto recovery
- External stop function (P pin)
- AC input voltage stop detected function (ACDET)
- Built-in PFC stop terminal (PFCON/OFF)
- Package(s) SOP24 15.0mm×5.40mm ×1.80mm pitch1.27mm (Typ.) (Typ.) (TYP.) （TYP.）