| Allicdata Part #: | MCP1253-ADJI/MS-ND |
| Manufacturer Part#: |
MCP1253-ADJI/MS |
| Price: | $ 0.98 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Microchip Technology |
| Short Description: | IC REG SWITCHD CAP ADJ 8MSOP |
| More Detail: | Charge Pump Switching Regulator IC Positive Adjust... |
| DataSheet: |  MCP1253-ADJI/MS Datasheet/PDF |
| Quantity: | 4209 |
| 1 +: | $ 0.88830 |
| 25 +: | $ 0.73987 |
Specifications
| Voltage - Output (Min/Fixed): | 1.5V |
| Base Part Number: | MCP1253 |
| Supplier Device Package: | 8-MSOP |
| Package / Case: | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Synchronous Rectifier: | No |
| Frequency - Switching: | 1MHz |
| Current - Output: | 120mA |
| Voltage - Output (Max): | 5.5V |
| Series: | -- |
| Voltage - Input (Max): | 5.5V |
| Voltage - Input (Min): | 2V |
| Number of Outputs: | 1 |
| Output Type: | Adjustable |
| Topology: | Charge Pump |
| Output Configuration: | Positive |
| Function: | Step-Up/Step-Down |
| Part Status: | Active |
| Packaging: | Tube |
Description
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MCP1253-ADJ/MS is a high performance integrated step-down switching regulator which belongs to DC DC Switching Regulators, which are voltage regulators that convert a DC input voltage to a lower DC output voltage by switch mode power supply technique. This device is also an adjustable current limit regulator, providing a constant output current of selectable value that supports external current limiting requirements for applications such as power management for battery-driven systems. The MCP1253-ADJ/MS is an ideal solution for converting input power from sources such as a USB port, AC adapter, or battery pack. Its high direction conversion efficiency makes it suitable for portable battery-powered applications which have low power consumption and extended battery life. It can be used to regulate, de-bounce and switch over power between multiple ports. The device is designed to provide a buck voltage regulator with excellent line and load regulation accuracy, very low output voltage ripple, and low consumption current. It features adjustable buck output voltage between 0.9V and below 6.0V, adjustable switching frequency ranging from 200kHz to 2MHz, which is user selectable via an external resistor and an on-chip gate drive current sink capability of 1.5A or 3.0A.MCP1253-ADJ/MS offers a number of features and functions that make it suitable for many applications. Its high efficiency and power density make it suitable for high current, low voltage applications such as LED lighting, robotics, and sensor conditioning. Additionally, its adjustable step-down switching regulator and internal loop compensation guarantee accuracy and stability. The built-in programmable over-temperature protection ensures reliable operation in a variety of environments. The working principle of MCP1253-ADJ/MS is quite simple. When there is no input power, the device is completely inactive. When the input power is first turned on, it immediately controls the power level of the output voltage. Depending on the output current of the application, it automatically switches the power level to match the output current. This feature makes it suitable for applications which require stable and precise voltage. MCP1253-ADJ/MS provides a number of added protections to ensure reliable operation. It includes output over-voltage protection, output under-voltage protection, input overvoltage protection, as well as a number of built-in safety features. Additionally, it integrates a jump-start prevention feature to prevent PMIC start-up at low input voltage levels. The device also features in-rush current limiting and overtemperature protection which safeguards against over-temperature conditions.MCP1253-ADJ/MS can be used in a wide range of applications and offers the advantages of high power density, low standby power consumption, and high efficiency. Its adjustable switching frequency and gate drive current makes it an ideal choice for embedded and portable applications. Additionally, its built-in safety features and reliable protection ensure reliable operation and improve end-product safety and lifetime.The specific data is subject to PDF, and the above content is for reference
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