LTC3405AES6

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LTC3405AES6

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仕様

属性
Package/Case SOT-6
MinimumOperatingTemperature - 40 C
MaximumOperatingTemperature + 85 C
Series LTC3405A
Brand Analog Devices
ProductType Switching Voltage Regulators
Subcategory PMIC - Power Management ICs
MountingStyle SMD/SMT
ShippingRestrictions Mouser does not presently sell this product in your region.
OperatingSupplyCurrent 20 uA
Topology Buck
OutputVoltage 800 mV to 6 V
OutputCurrent 300 mA
NumberofOutputs 1 Output
InputVoltage-Min 2.65 V
InputVoltage-Max 5.5 V
SwitchingFrequency 1.5 MHz
Height 1 mm

概要

Description

The LTC3405AES6 is a high-efficiency step-down (buck) DC-DC converter designed for applications requiring a compact power solution. It features a wide input voltage range of 2.5V to 15V and can deliver up to 1A of output current. With a low quiescent current, it is suitable for battery-powered devices. The device operates at a fixed switching frequency of 1.25MHz, allowing for smaller external components and a reduced footprint.
Key features include a built-in power switch, short-circuit protection, and thermal shutdown, enhancing reliability and safety. The LTC3405AES6 offers a low output voltage ripple and high transient response, making it ideal for powering sensitive electronics. Its small 6-lead SOT-23 package facilitates easy integration into compact designs.
Overall, the LTC3405AES6 is a versatile and efficient choice for designers looking to implement reliable power management in portable and space-constrained applications.

Equivalent

Equivalent products to the LTC3405AES6 include the TPS63030 from Texas Instruments, MAX16054 from Maxim Integrated, and the MICREL MICROCHIP MCP1640. These alternatives provide similar voltage regulation and efficiency characteristics, typically in step-up, step-down, or buck-boost configurations suitable for portable devices. Always check specific datasheets for compatibility and performance metrics.

Features

The LTC3405AES6 is a high-efficiency, synchronous step-down DC-DC converter designed for low-power applications. Key features include:
1. Input Voltage Range: Operates from 2.5V to 5.5V, suitable for single-cell Li-Ion batteries or 3.3V/5V power supplies.
2. Output Current: Delivers up to 1A of continuous output current.
3. Efficiency: High efficiency (up to 95%) minimizes heat generation and extends battery life.
4. Fixed Output Voltage Options: Available in various fixed output voltages (e.g., 3.3V, 5V) to suit different applications.
5. Compact Size: Available in a small 6-lead TSOT-23 package, ideal for space-constrained designs.
6. Low Quiescent Current: Features a low quiescent current for improved performance in battery-operated devices.
7. Short-Circuit Protection: Includes built-in protection against output short circuits.
8. Thermal Shutdown: Provides thermal protection to prevent damage from overheating.
These features make the LTC3405AES6 suitable for portable devices, battery-powered equipment, and other applications requiring efficient power management.

Pinout

The LTC3405AES6 is a step-down (buck) DC-DC converter with a total pin count of 6. Its primary functions include:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node connected to the internal power switch.
3. GND (Pin 3): Ground reference.
4. VOUT (Pin 4): Output voltage.
5. COMP (Pin 5): Compensation node for stability.
6. MODE (Pin 6): Mode selection pin for setting the converter's operational mode (i.e., pulse-skipping or forced continuous).
This IC is designed for high-efficiency power conversion and is commonly used in portable applications.

Manufacturer

The LTC3405AES6 is manufactured by Analog Devices, Inc. (ADI), a prominent multinational company specializing in the design and production of analog, mixed-signal, and digital signal processing integrated circuits (ICs). Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices is known for its innovation in high-performance solutions across various sectors, including communications, automotive, healthcare, industrial automation, and consumer electronics.
The LTC3405AES6 is a synchronous buck converter, often used in power management applications to efficiently regulate voltage and manage power in various electronic devices. ADI's products are vital in enabling advanced technological applications and improving overall system performance, making them a key player in the semiconductor industry. Their commitment to quality and cutting-edge technology has positioned them as a leader in providing solutions that meet the evolving demands of various markets.

Application

The LTC3405AES6 is a step-down (buck) DC/DC converter primarily used in battery-powered applications. Key application areas include:
1. Portable Electronics: Powering devices like smartphones, tablets, and handheld gadgets.
2. IoT Devices: Efficiently powering sensors and communication modules in Internet of Things devices.
3. Wearable Technology: Providing compact power solutions for smartwatches and fitness trackers.
4. Battery Management: Charging and managing battery systems in electric vehicles and energy storage systems.
5. Consumer Electronics: Supplying power to audio equipment, cameras, and other compact devices.
Its high efficiency and small footprint make it suitable for space-constrained applications.

Package

The LTC3405AES6 comes in a SOT-23-6 package type. This is a small, surface-mount package commonly used for integrated circuits, providing a compact design suitable for space-constrained applications.

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