Microchip Technology
Afbeelding kan een representatie zijn.
Zie specificaties voor productdetails.
MCP1258-E/MF
Details bekijken DataSheets

MCP1258-E/MF

Product Overview

Category

The MCP1258-E/MF belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage levels in electronic circuits.

Characteristics

  • High efficiency
  • Low quiescent current
  • Wide input voltage range
  • Adjustable output voltage
  • Over-temperature protection

Package

The MCP1258-E/MF comes in a small outline package (SOT-23-5).

Essence

The essence of the MCP1258-E/MF is its ability to provide a stable and regulated output voltage, regardless of fluctuations in the input voltage.

Packaging/Quantity

The MCP1258-E/MF is typically packaged in reels, with each reel containing 3000 units.

Specifications

  • Input Voltage Range: 1.8V to 5.5V
  • Output Voltage Range: 1.8V to 5.5V
  • Quiescent Current: 5µA (typical)
  • Efficiency: Up to 90%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP1258-E/MF has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin
  4. EN: Enable pin
  5. VOUT: Output voltage pin

Functional Features

  • Low dropout voltage
  • Soft-start capability
  • Short-circuit protection
  • Thermal shutdown protection
  • Adjustable output voltage through external resistors

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Small package size enables space-saving designs
  • Over-temperature protection ensures device longevity

Disadvantages

  • Limited output current capability
  • Requires external resistors for output voltage adjustment

Working Principles

The MCP1258-E/MF operates as a step-up voltage regulator. It boosts the input voltage to a higher, regulated output voltage level. The device utilizes an internal oscillator and control circuitry to maintain a stable output voltage, compensating for variations in the input voltage.

Detailed Application Field Plans

The MCP1258-E/MF finds applications in various fields, including:

  1. Battery-powered devices: Provides stable voltage supply for portable electronics.
  2. IoT devices: Ensures consistent power delivery for connected devices.
  3. Automotive electronics: Regulates voltage levels in automotive systems.
  4. Industrial automation: Maintains stable voltage for control systems.
  5. Medical devices: Provides reliable power for medical equipment.

Detailed and Complete Alternative Models

  1. MCP1252-E/MF: Similar features and specifications, but with a fixed output voltage of 3.3V.
  2. MCP1259-E/MF: Higher output current capability, suitable for applications requiring more power.
  3. MCP1256-E/MF: Lower quiescent current, ideal for ultra-low power applications.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

In conclusion, the MCP1258-E/MF is a versatile voltage regulator that offers high efficiency, wide input voltage range, and adjustable output voltage. While it has limitations in terms of output current capability, it provides reliable and stable power supply for various electronic applications.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MCP1258-E/MF in technische oplossingen

  1. Question: What is the input voltage range for MCP1258-E/MF?
    Answer: The input voltage range for MCP1258-E/MF is 0.65V to 5.5V.

  2. Question: What is the typical output voltage of MCP1258-E/MF?
    Answer: The typical output voltage of MCP1258-E/MF is 3.3V.

  3. Question: What is the maximum output current of MCP1258-E/MF?
    Answer: The maximum output current of MCP1258-E/MF is 120mA.

  4. Question: Can MCP1258-E/MF be used in battery-powered applications?
    Answer: Yes, MCP1258-E/MF is suitable for battery-powered applications due to its low input voltage and low quiescent current.

  5. Question: What are the typical applications of MCP1258-E/MF?
    Answer: Typical applications of MCP1258-E/MF include energy harvesting, solar-powered systems, and portable devices.

  6. Question: Does MCP1258-E/MF have built-in overcurrent protection?
    Answer: Yes, MCP1258-E/MF features overcurrent protection to safeguard the device and the load.

  7. Question: What is the operating temperature range of MCP1258-E/MF?
    Answer: The operating temperature range of MCP1258-E/MF is -40°C to 85°C.

  8. Question: Is MCP1258-E/MF suitable for low-power IoT devices?
    Answer: Yes, MCP1258-E/MF is well-suited for low-power IoT devices due to its low quiescent current and efficient power conversion.

  9. Question: Can MCP1258-E/MF be used in conjunction with a microcontroller?
    Answer: Yes, MCP1258-E/MF can be easily integrated with a microcontroller to provide regulated power supply.

  10. Question: What are the key features of MCP1258-E/MF?
    Answer: The key features of MCP1258-E/MF include low start-up voltage, low quiescent current, and thermal shutdown protection.