MCP1662T-E/OT

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MCP1662T-E/OT

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IC LED DRVR RGLTR PWM SOT23-5

  • ПроизводительТехнология микрочипов

  • Мфр. Часть #MCP1662T-E/OT

  • В наличии9624

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Спецификации

Атрибут Ценность
PartStatus Active
Type DC DC Regulator
Topology Step-Up (Boost)
InternalSwitch(s) Yes
NumberofOutputs 1
Voltage-Supply(Min) 2.4V
Voltage-Supply(Max) 5.5V
Voltage-Output 32V
Current-Output/Channel 200mA
Frequency 500kHz
Dimming PWM
Applications Backlight, Camera Flash
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case SC-74A, SOT-753
SupplierDevicePackage SOT-23-5
BaseProductNumber MCP1662

Обзор

Description

The MCP1662T-E/OT is a high-frequency, synchronous boost converter designed by Microchip Technology. It is used for voltage step-up applications and operates with a wide input voltage range, typically from 2.4V to 5.5V, making it suitable for battery-powered devices. The device can deliver high efficiency and is capable of boosting output voltage up to 32V. Key features include a low quiescent current, integrated switches that help minimize the number of external components required, and a small SOT-23-6 package that makes it ideal for compact applications.
The MCP1662T-E/OT supports a fixed output voltage configuration and uses a constant frequency, peak current mode control to regulate the output voltage. It also provides features like under-voltage lockout (UVLO), over-temperature protection, and output over-voltage protection to enhance reliability and performance. This boost converter is often used in applications requiring efficient power conversion, such as portable electronics, LED drivers, and other consumer electronics that need stable voltage from a lower voltage source.

Equivalent

The MCP1662T-E/OT is a boost (step-up) DC-DC converter by Microchip Technology. Equivalent products can include similar boost converters from other manufacturers, such as:
1. TI TPS61021A - High-efficiency boost converter.
2. Analog Devices ADP1613 - 650 kHz/1.3 MHz Step-Up DC-DC Converter.
3. ON Semiconductor NCP1406 - Compact, high-efficiency boost converter.
4. Maxim Integrated MAX17222 - NanoPower boost converter.
Ensure compatibility in terms of voltage, current, and package before substituting.

Features

The MCP1662T-E/OT is a high-efficiency, compact boost regulator from Microchip Technology. It is designed to provide a regulated output voltage from a lower input voltage source. Key features include:
1. Wide Input Voltage Range: Operates from 2.4V to 5.5V, making it suitable for battery-powered applications.
2. Adjustable Output Voltage: Supports output voltages up to 32V, with a typical maximum current output of 350 mA.
3. High Efficiency: Delivers up to 90% efficiency, optimizing battery life in portable devices.
4. Low Quiescent Current: Consumes only 19 µA, helping to extend battery life.
5. Integrated Switch: Comes with a 36V, 1.2A integrated switch, reducing external component count.
6. Protection Features: Includes over-temperature protection, over-current protection, and output short circuit protection.
7. Compact Package: Available in a 5-lead SOT-23 package, suitable for space-constrained applications.
8. Applications: Ideal for use in portable electronics, battery-powered devices, and applications requiring efficient step-up voltage conversion.
These features make the MCP1662T-E/OT a versatile and efficient choice for boosting voltage in a variety of electronic applications.

Pinout

The MCP1662T-E/OT is a boost converter produced by Microchip Technology. It comes in a SOT-23-5 package, which has 5 pins.
Here's a brief overview of the pin functions:
1. Pin 1 (SW): This is the switch pin where the inductor is connected. It is responsible for switching current to produce a boosted output voltage.

2. Pin 2 (GND): The ground pin, which is the reference point for the circuit and is connected to the negative terminal of the power supply.
3. Pin 3 (FB): The feedback pin. It is used to set the output voltage by comparing the voltage at this pin to an internal reference voltage.
4. Pin 4 (EN): The enable pin. It is used to turn the boost converter on or off. A high voltage level enables the device, while a low voltage level disables it.
5. Pin 5 (VIN): This is the input voltage pin where the power source is connected.
The MCP1662 is designed for applications requiring efficient step-up voltage conversion, providing output voltages higher than the input power supply voltage.

Manufacturer

The manufacturer of the MCP1662T-E/OT is Microchip Technology Inc. Microchip is a publicly traded American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. They supply products and services to a diversified customer base across various industries, including automotive, aerospace, consumer electronics, communications, and industrial sectors. The company is known for providing embedded control solutions and has a strong reputation in the semiconductor industry for its reliable and innovative products.

Application

The MCP1662T-E/OT is a high-efficiency, step-up DC-DC converter from Microchip Technology, designed for applications requiring low power and high efficiency. It is often used in battery-powered devices, such as portable electronics, where it can boost battery voltage to a higher, stable level needed by the device. Common application areas include LED backlighting, portable medical equipment, handheld instruments, and wireless sensors. Its small size and low component count make it ideal for compact and cost-sensitive designs. Additionally, its ability to operate with input voltages as low as 0.9V allows it to be used in applications where maximizing battery life is crucial.

Package

The MCP1662T-E/OT is a DC-DC boost converter from Microchip Technology, packaged in a SOT-23-6 configuration. This package type is compact and surface-mountable, suitable for small form-factor applications.

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