MCP1257, MCP1256 Low-Ripple Charge Pump

Microchip Technology

Description

MCP1256/7/8/9 Regulated 3.3V, Low-Ripple Charge Pump with LowOperating Current SLEEP Mode or BYPASS Mode .
The MCP1256, MCP1257, MCP1258 and MCP1259 are inductorless, positive regulated charge pump DC/DC converters.

📥 Download Datasheet

MCP1257 Datasheet Preview — This datasheet PDF includes multiple part numbers: MCP1257, MCP1256. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: MCP1257, MCP1256
Manufacturer: Microchip ↗ Technology
File Size: 673.41 KB
Datasheet: MCP1256_MicrochipTechnology.pdf
Description: Low-Ripple Charge Pump
Note: This datasheet PDF includes multiple part numbers: MCP1257, MCP1256.
Please refer to the document for exact specifications by model.

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
* 20 mVPP Output Voltage Ripple
* Thermal Shutdown and Short Circuit Protection
* Uses Small

Applications

* Pagers
* Portable Measurement Instruments
* Home Automation Products
* PIC® MCU Bias Typical Application INPUT 1.8V to 3.6V CIN 10 µF C1 1 µF ON / OFF MCP1256 7 VIN VOUT 5 10 SHDN PGOOD 1 4 C1+ 8 C1- C2+ 6 C2- 3 2 SLEEP GND 9 OUTPUT 3.3V R1 COUT 10 µF C

MCP1257 Distributors

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MCP1256 Low-Ripple Charge Pump Microchip Technology

Microchip Technology MCP1257-like datasheet