LM3670MFX-ADJ

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LM3670MFX-ADJ

+БОМ

IC REG BUCK ADJ 350MA SOT23-5

  • ПроизводительНациональный полупроводник

  • Мфр. Часть #LM3670MFX-ADJ

  • В наличии4758

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

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Спецификации

Атрибут Ценность
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.5V
Voltage - Input (Max) 5.5V
Voltage - Output (Min / Fixed) 0.5V
Voltage - Output (Max) 2.5V
Current - Output 350mA
Frequency - Switching 1MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
Base Product Number LM3670

Обзор

Description

The LM3670MFX-ADJ is a low-dropout (LDO) voltage regulator designed for efficient power management in portable applications. It supports an adjustable output voltage ranging from 1.2V to 3.3V, making it versatile for various electronic devices. The device operates with a wide input voltage range of 2.5V to 5.5V, facilitating its use with different power sources.
Key features include a high output current capacity of up to 1A, low quiescent current, and fast transient response, which enhance performance in battery-operated systems. Its built-in overcurrent, overtemperature, and short-circuit protection ensure reliability and safety.
The LM3670MFX-ADJ is packaged in a compact 5-pin SOT-23, making it suitable for space-constrained applications. Its efficiency and low noise characteristics make it ideal for powering RF circuits, microcontrollers, and other sensitive components. This LDO is particularly well-suited for mobile devices, portable electronics, and consumer products, where performance and battery life are critical.

Equivalent

Equivalent products to the LM3670MFX-ADJ include the TPS62740, MCP1640, and LTC3588. These regulators are similar in terms of adjustable output voltage, low quiescent current, and high efficiency. Always verify specific electrical characteristics and packaging to ensure compatibility for your particular application.

Features

The LM3670MFX-ADJ is a versatile, adjustable-output power management IC designed primarily for mobile applications. Key features include:
1. Adjustable Output Voltage: Supports a wide output voltage range from 1.2V to 5.5V, allowing flexibility for various applications.

2. High Efficiency: With a typical efficiency of up to 95%, it minimizes power loss and extends battery life.
3. Low Quiescent Current: Designed for low power consumption, ideal for battery-operated devices.
4. Fast Transient Response: Provides quick response to load changes, ensuring stable output voltage.
5. Built-in Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout.
6. Compact Package: Offered in a small, surface-mount package (MLF), saving board space.
7. Wide Input Voltage Range: Accepts input voltages from 2.5V to 5.5V, accommodating various power sources.
These features make the LM3670MFX-ADJ suitable for smartphones, tablets, and other portable electronics.

Pinout

The LM3670MFX-ADJ is a low-dropout (LDO) linear regulator with a pin count of 6.
Pin Functions:
1. VIN: Input voltage supply (2.5V to 5.5V).
2. GND: Ground reference.
3. VOUT: Regulated output voltage, adjustable via external resistors.
4. ADJ: Adjust pin for setting the output voltage; connects to a resistor divider.
5. EN: Enable pin to control the power-on/off state (active high).
6. PG: Power good output; indicates when VOUT is within regulation.
The LM3670MFX-ADJ is designed for applications requiring a low noise output suitable for powering sensitive RF and analog circuits. It supports output currents up to 1A and features high power supply rejection, making it ideal for battery-operated devices.

Manufacturer

The LM3670MFX-ADJ is manufactured by Texas Instruments (TI), a leading semiconductor company based in the United States. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments specializes in designing and manufacturing a wide range of analog and digital semiconductor products. The company is well-known for its innovations in integrated circuits (ICs), particularly in power management, analog signal processing, and embedded processing.
Texas Instruments serves various markets, including automotive, industrial, communications, and consumer electronics, providing solutions that enable energy efficiency, connectivity, and enhanced performance. The LM3670MFX-ADJ is a high-efficiency step-down voltage regulator, showcasing TI's focus on power management solutions that help optimize energy use in electronic devices. Texas Instruments is recognized for its strong commitment to research and development, continually advancing technology to meet the evolving needs of its customers.

Application

The LM3670MFX-ADJ is a highly integrated low-dropout (LDO) voltage regulator primarily used in portable devices. Its application areas include:
1. Mobile Phones: Power supply for critical components.
2. Tablets: Efficient voltage regulation to extend battery life.
3. Wearable Devices: Compact design suitable for low power consumption.
4. Digital Cameras: Stable voltage for image sensors and processing units.
5. Consumer Electronics: General-purpose power management in devices like TVs and gaming consoles.
6. Industrial Equipment: Providing regulated power in automated systems.
Its adjustable output voltage and low quiescent current make it versatile for various applications requiring efficient power management.

Package

The LM3670MFX-ADJ is packaged in a 5-pin SOT-23 (Small Outline Transistor) package. This compact package type is commonly used for low-profile applications in electronic circuits.

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