Power Supply & Management IC for Handheld Electronic Products
Description
MC34280 Power Supply & Management IC for Handheld Electronic Products
The MC34280 is a power supply integrated circuit which provides two boost regulated outputs and some power management supervisory functions. Both regulators apply Pulse–Frequency–Modulation (PFM). The main step–up regulator output can be externally adjusted from 2.7V to 5V. An internal syn...