Part Number: MCP1257
Function: Regulated 3.3V, Low-Ripple Charge Pump DC/DC Converter
Package: SMD 10 Pin Type
Manufacturer: Microchip Technology
Pinouts:
Description:
The MCP1256, MCP1257, MCP1258 and MCP1259 are inductorless, positive regulated charge pump DC/DC converters. The devices generate a regulated 3.3V output voltage from a 1.8V to 3.6V input. z
The devices are specifically designed for applications operating from 2-cell alkaline, Ni-Cd, or Ni-MH batteries or by one primary lithium MnO2 (or similar) coin cell battery.
Features:
• Inductorless 1.5x, 2x Boost DC/DC Converter
• Output Voltage: 3.3V
• High Output Voltage Accuracy : – ±3.0% (VOUT Fixed)
• Output Current Up To 100 mA
• 20mVPP Output Voltage Ripple
• Thermal Shutdown and Short Circuit Protection
• Uses Small Ceramic Capacitors
• Switching Frequency: 650 kHz
Other data sheets are available within the file:
MCP1256, MCP1256-EMF, MCP1256-EUN, MCP1256T-EMF, MCP1256T-EUN
MCP1257 Datasheet PDF Download
