| Description & Applications | PWM Controlled Step‐Up DC/DC Controllers/Converters •Operating (start-up) voltage range: 0.9V~10V •Output voltage range : 2.0V~7.0V in 0.1V increments •Highly accurate : Set-up voltage ±2.5% •Built-in switching transistor type and an external Tr type are available. •Five-lead packaged units offer either Chip Enable or •independent VOUT pin option. •Phase compensation and soft start-up circuits built-in Small •PCB layout •Cellular phones, Pagers •Palmtops •Cameras, Video recorders •Portable products |