RP118x Series 100 mA Ultra-Low Supply Current Voltage Regulator No. EA-399-210107 OVERVIEW RP118x is a voltage regulator featuring 0.2 A ultra-low supply current. This device is ideal for a wearable equipment and IoT which require a long service life and a miniaturization of a battery. KEY BENEFITS Achieves a low supply current (0.2 A) and contributes to a long-life and a miniaturized battery. Provides a small package to achieve the smallest possible footprint solution on boards where area is limited. KEY SPECIFICATIONS Supply Current Typ. 0.2 A Standby Current Typ. 0.002 A Output Voltage Accuracy 0.8% Input Voltage Range (Maximum Rating) 1.7 V to 5.5 V (6.5 V) Output Voltage Range 1.2 V to 3.6 V (0.1 V step) Built-in Fold Back Protection Circuit Typ. 50 mA (Current at short mode) Ceramic capacitors recommended to be used 1.0 F or more Dropout Voltage Typ. 0.1 V (I = 100 mA, V = 2.8 V) OUT SET Operating mode Automatic mode (Automatically shifts between fast response mode and low power mode) TYPICAL APPLICATIONS PACKAGE VDD VOUT VOUT RP118x C CIN OUT CE GND CE Control C = 1.0 F IN COUT = 1.0 F WLCSP-4-P8 DFN(PLP)1010-4 SOT-23-5 (0.64 mm x 0.64 mm) SELECTION GUIDE Product Name Package : Select auto-discharge function RP118Zxx1 -TR-F WLCSP-4-P8 Version CE pin Auto-discharge RP118Kxx1-TR DFN(PLP)1010-4 B Active-high Disable SOT-23-5 D Active-high Auto-discharge RP118Nxx1 -TR-FE xx: Set output voltage (V ) is selectable from SET 1.2 V to 3.6 V in 0.1 V step. APPLICATIONS Wearable equipment such as SmartWatch, SmartBand, and health monitoring Li-ion battery-used equipment and coin cell-used equipment Low power RF such as Bluetooth Low Energy, Zigbee, WiSun, ANT Low power CPU, memory, sensor devices, and energy harvesting 1 RP118x No. EA-399-210107 SELECTION GUIDE The set output voltage, the auto-discharge function, and the package for the ICs are user-selectable options. Selection Guide Product Name Package Quantity per Reel Pb Free Halogen Free RP118Zxx1-TR-F WLCSP-4-P8 5,000 pcs Yes Yes DFN(PLP)1010-4 10,000 pcs Yes Yes RP118Kxx1-TR RP118Nxx1 -TR-FE SOT-23-5 3,000 pcs Yes Yes xx: Set output voltage (V ) is selectable from 1.2 V (12) to 3.6 V (36) in 0.1 V step. SET The voltage in 0.05 V step is shown as follows. 1.85 V: RP118x1815 : Select auto-discharge function Version CE pin Auto-discharge B Active-high Disable D Active-high Auto-discharge BLOCK DIAGRAM VDD VOUT VDD VOUT Vref Vref Current Limit Current Limit CE GND CE GND RP118xxx1B Block Diagram RP118xxx1D Block Diagram 2