NE5561 Overview
The NE5561/SE5561 is a control circuit for use in switched-mode power supplies. It contains an internal temperature- pensated supply, PWM, sawtooth oscillator, overcurrent sense latch, and output stage. The device is intended for low cost SMPS applications where extensive housekeeping functions are not required.
NE5561 Key Features
- Micro-miniature (D) package
- Pulse-width modulator
- Current limiting (cycle-by-cycle)
- Sawtooth generator
- Stabilized power supply
- Double pulse protection
- Internal temperature-pensated reference