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MCP1631T-E/ST

Name: MCP1631T-E/ST
Rating: 4.7 (12 reviews)

IC REG CTRLR SEPIC 20TSSOP

Производитель
Мфр. Часть #MCP1631T-E/ST
Пакет
Лист данных MCP1631T-E/ST DataSheet
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Спецификации

Part Status	Active
Output Type	Transistor Driver
Function	Step-Up/Step-Down
Output Configuration	Positive
Topology	Sepic
Number of Outputs	1
Output Phases	1
Voltage - Supply (Vcc/Vdd)	3V ~ 5.5V
Synchronous Rectifier	No
Clock Sync	No
Control Features	Enable, Frequency Control, Ramp
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	20-TSSOP
Base Product Number	MCP1631

Обзор

Description

The MCP1631T-E/ST is a versatile, high-efficiency, step-up (boost) DC-DC converter designed by Microchip Technology. It operates from a wide input voltage range of 0.3V to 5.5V, making it suitable for various low-voltage applications, including battery-powered devices. The converter can generate an output voltage up to 28V, with a maximum output current of around 600mA.
Key features include a built-in switch, a high efficiency of up to 96%, and adjustable output voltage through external resistors. It also offers a frequency of operation of approximately 1.2 MHz, which allows for smaller external components and a compact design.
The MCP1631T-E/ST is ideal for applications such as LED drivers, portable devices, and energy harvesting systems, where size and efficiency are crucial. Additionally, it includes features like over-temperature protection and current limit, ensuring reliable operation. Overall, it's a robust choice for designers looking to implement efficient power solutions in low-voltage environments.

Features

The MCP1631T-E/ST is a versatile DC-DC boost converter designed for various applications. Key features include:
1. Wide Input Voltage Range: Operates from 2.0V to 16V, suitable for battery-powered devices.
2. Output Voltage Regulation: Adjustable output voltage up to 34V, enabling flexibility for different applications.
3. High Efficiency: Up to 96% efficiency, reducing heat generation and extending battery life.
4. Compact Package: Available in a small 8-lead MSOP package, ideal for space-constrained designs.
5. Integrated Switch: Reduces component count with an internal power MOSFET.
6. Low Quiescent Current: Helps prolong battery life in low-power applications.
7. Built-in Protection: Features include over-voltage protection and thermal shutdown for enhanced reliability.
8. Wide Operating Temperature: Supports a range from -40°C to +125°C, suitable for harsh environments.
These features make the MCP1631T-E/ST suitable for portable devices, IoT applications, and energy harvesting systems.

Package

The MCP1631T-E/ST is packaged in a 5-Lead SOT-23. This small surface-mount package is designed for compact applications, making it suitable for space-constrained environments.

Pinout

The MCP1631T-E/ST is a high-efficiency, step-up (boost) DC-DC converter with a total of 8 pins. The pin functions are as follows:
1. VIN: Input voltage pin (2.3V to 5.5V).
2. GND: Ground connection.
3. SW: Switch pin for the inductor connection.
4. VOUT: Output voltage pin where the boosted voltage is available.
5. COMP: Compensation pin for controlling the stability of the feedback loop.
6. FB: Feedback pin for setting the output voltage via an external resistor divider.
7. R_SET: Resistor set pin for controlling the output voltage (often connected to a resistor).
8. EN: Enable pin to control the converter operation (active high).
The MCP1631T-E/ST is commonly used in applications requiring efficient power conversion in battery-powered devices.

Manufacturer

The MCP1631T-E/ST is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and memory products. Founded in 1989, Microchip is known for its innovative semiconductor solutions and development tools, catering to a wide range of industries such as automotive, industrial, consumer electronics, and telecommunications. The company specializes in embedded control, offering products that enhance functionality and efficiency in various electronic applications. Microchip's focus on providing reliable, high-performance solutions has made it a prominent player in the global semiconductor market.

Application

The MCP1631T-E/ST is a DC-DC boost converter used in various applications such as battery-powered devices, energy harvesting systems, LED drivers, and portable electronics. It is ideal for applications requiring voltage step-up from low supply voltages, enabling efficient power management in compact designs. Its features support automotive, consumer electronics, and industrial applications where size, efficiency, and reliability are critical.

Equivalent

Equivalent products to the MCP1631T-E/ST include the TPS63070 from Texas Instruments, LTC3105 from Analog Devices, and MAX8691 from Maxim Integrated. These alternatives also serve as step-up (boost) converters, offering similar voltage output and efficiency characteristics suitable for battery-powered applications. Always check specific datasheets for detailed specifications and compatibility.

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