RP512K
OVERVIEW
RP512x is a DC/DC converter featuring 0.3 μA ultra-low operating quiescent current. It is suitable for use in wearable and Io T devices that require miniaturization and long-lifetime of battery.
KEY BENEFITS
- VFM (f SW up to 1 MHz) control achieves 0.3 μA ultra-low operating quiescent current.
- The wide range of VIN from 2.0 V to 5.5 V allows operation from coin cell to USB port.
- Total mount area including CIN, COUT, and inductor is 10.6 mm2.
- Selectable packages including WLCSP, DFN, and SOT. 0.4 mm-thickness WLCSP package adaptable to IC cards.
KEY SPECIFICATIONS
- Output Current: 300 m A
- Output Voltage Range:
1.0 V to 4.0 V (Settable in 0.1 V step)
- Output Voltage Accuracy:
±1.5% (VSET ≥ 1.2 V), ±18 m V (VSET < 1.2 V)
- Built-in Driver On-resistance (VIN = 3.6 V):
Typ. PMOS 0.15 Ω, NMOS 0.15 Ω (RP512Z)
- Standby Current: 0.01 µA
TYPICAL APPLICATIONS
Efficiency [%]
TYPICAL CHARACTERISTICS
VOUT = 1.8 V 100
Vin=2.3V
Vin=3.6V
Vin=5.5V
0 0.001 0.01...
