The PM8800A is a product that integrates an IEEE 802.3af compliant PoE-PD interface and PWM controller. It can be powered from Ethernet LAN cables or local auxiliary sources. The product features a high voltage start-up bias regulator, thermal shutdown protection, current mode pulse width modulator, and more. It is suitable for various applications such as VoIP phones, WLAN access points, security cameras, PoE powered devices, etc.