RP519Z Overview
RP519Z Series 0.5A/1A PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier NO.EA-419-180711 OUTLINE The RP519Z is a low supply current CMOS-based PWM/VFM step-down DC/DC converter with synchronous rectifier featuring 0.5 A / 1 A output current(1). Internally, a single converter consists of a reference voltage unit, an error amplifier, a switching control circuit, a mode control circuit, a soft-start circuit,...
RP519Z Key Features
- Input Voltage Range (Maximum Rating) -------------------------2.3 V to 5.5 V (6.5 V)
- Output Voltage Range (Fixed Output Voltage Type) ----------0.6 V to 3.3 V
- Settable in 0.1 V Step
- Output Voltage Accuracy (Fixed Output Voltage Type) -------±1.5% (VSET(2) ≥ 1.2 V), ±18 mV (VSET < 1.2 V)
- Feedback Voltage Accuracy
- Output Voltage/Feedback Voltage Temperature Coefficient---±100 ppm/°C
- Selectable Oscillator Frequency -----------------------------------Typ. 6.0 MHz
- Oscillator Maximum Duty --------------------------------------------Min. 100%
- Built-in Driver ON Resistance (VIN = 3.6 V)---------------------Typ. Pch. 0.175 Ω, Nch. 0.155 Ω (RP519Z)
- Standby Current--------------------------------------------------------Typ. 0 µA