ST1S09
2A, 1.
5 MHz PWM step-down switching
regulator with synchronous rectification
Features
■
1.
5MHz fixed frequency PWM with current control mode
■ 2A output current capability com ■ Typical efficiency: 90% ■ ■ ■ ■ ■ ■ ■ ■
2% DC output voltage tolerance Two versions available: Power Good or Inhibit Integrated output over-voltage protection Non switching quiescent current: (typ) 1.
5mA over temperature range RDSON (typ) 100mΩ Utilizes tiny capacitors and inductors Operating junction temp.
-30°C to 125°C Available in DFN6 3x3mm exposed pad Moreover, since the required synchronous rectifier is integrated, the number of the external components is reduced to minimum: a resis...