LTC3407AIDD-2#PBF

Product Overview

The LTC3407AIDD-2#PBF belongs to the category of high-efficiency, low quiescent current synchronous buck regulators. It is commonly used in various electronic devices and systems to efficiently regulate voltage levels. The LTC3407AIDD-2#PBF is known for its compact package, high efficiency, and low quiescent current, making it suitable for battery-powered applications. It is available in a 8-Lead, 3mm x 3mm DFN package and is designed to provide essential power management capabilities in a small form factor.

Basic Information

• Category: Voltage Regulator
• Use: Efficient regulation of voltage levels
• Characteristics: High efficiency, low quiescent current
• Package: 8-Lead, 3mm x 3mm DFN
• Essence: Compact and efficient power management
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

The LTC3407AIDD-2#PBF features a wide input voltage range of 2.5V to 5.5V and can deliver an output current of up to 800mA. It operates at a high switching frequency of up to 2.25MHz, allowing for the use of small external components. The regulator also offers a low quiescent current of only 22μA, contributing to its overall efficiency.

Detailed Pin Configuration

The LTC3407AIDD-2#PBF has a total of 8 pins, each serving specific functions: 1. VIN - Input Voltage 2. SW - Switch Node 3. GND - Ground 4. FB - Feedback 5. EN - Enable 6. PG - Power Good 7. SS - Soft-Start 8. VOUT - Output Voltage

Functional Features

• Wide input voltage range
• High efficiency
• Low quiescent current
• Internal synchronous rectification
• Overcurrent and overtemperature protection

Advantages and Disadvantages

Advantages

• Small form factor
• High efficiency
• Wide input voltage range
• Low quiescent current
• Integrated protection features

Disadvantages

• Limited maximum output current
• Sensitive to external noise due to high switching frequency

Working Principles

The LTC3407AIDD-2#PBF operates on the principle of synchronous buck regulation, where the input voltage is efficiently reduced to a lower, regulated output voltage. This is achieved through high-frequency switching of the internal MOSFETs, minimizing power loss and maximizing efficiency.

Detailed Application Field Plans

The LTC3407AIDD-2#PBF finds extensive application in battery-powered devices such as portable electronics, IoT devices, and handheld instruments. Its compact size and high efficiency make it ideal for space-constrained applications where power management is critical.

Detailed and Complete Alternative Models

• LTC3407BIDD-2#PBF: Similar specifications with enhanced thermal performance
• LTC3407CIDD-2#PBF: Higher output current capability with slightly larger package size
• LTC3112EUD-5#PBF: Buck-boost regulator with wider input voltage range

In conclusion, the LTC3407AIDD-2#PBF is a versatile and efficient voltage regulator suitable for a wide range of battery-powered applications. Its compact design, high efficiency, and integrated protection features make it a popular choice for designers seeking reliable power management solutions.

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