LTC1478CS#TRPBF

Product Overview

Category

LTC1478CS#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation capabilities
• Power management features
• Compact package size
• High efficiency
• Low power consumption

Package

LTC1478CS#TRPBF is available in a small surface-mount package, typically referred to as SOIC (Small Outline Integrated Circuit). This package ensures easy integration onto circuit boards.

Essence

The essence of LTC1478CS#TRPBF lies in its ability to regulate voltage and manage power efficiently, making it an essential component in various electronic devices.

Packaging/Quantity

LTC1478CS#TRPBF is usually packaged in reels or tubes, containing a specific quantity of units per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.6V to V_IN
• Maximum Output Current: 1A
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to 85°C
• Package Type: SOIC-8

Detailed Pin Configuration

LTC1478CS#TRPBF has eight pins arranged in the following configuration:

```

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| | --| U1 |-- |___________|

Pin Configuration: 1. VIN: Input Voltage 2. GND: Ground 3. FB: Feedback Pin 4. EN: Enable Pin 5. SW: Switching Node 6. PGND: Power Ground 7. VOUT: Output Voltage 8. VCC: Supply Voltage ```

Functional Features

• Voltage Regulation: LTC1478CS#TRPBF provides precise voltage regulation, ensuring a stable output voltage regardless of input variations.
• Power Management: This IC efficiently manages power consumption, optimizing energy usage and extending battery life in portable devices.
• Enable Pin: The EN pin allows for easy control of the device's operation, enabling or disabling the voltage regulation and power management functions.
• Adjustable Output Voltage: The FB pin enables the user to adjust the output voltage within a specified range, providing flexibility in various applications.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power loss.
• Compact package size allows for space-saving integration.
• Wide input voltage range accommodates different power sources.
• Adjustable output voltage enhances versatility.
• Low quiescent current minimizes standby power consumption.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

LTC1478CS#TRPBF operates based on a switching regulator topology. It utilizes an internal control circuitry to regulate the output voltage by adjusting the duty cycle of the internal switch. This control mechanism ensures that the output voltage remains constant even when the input voltage fluctuates.

The enable pin (EN) allows the user to turn the device on or off, controlling the voltage regulation and power management functions. By adjusting the feedback voltage (FB), the output voltage can be set to the desired level within the specified range.

Detailed Application Field Plans

LTC1478CS#TRPBF finds applications in various electronic devices, including but not limited to: 1. Mobile phones and smartphones 2. Portable media players 3. Tablet computers 4. Wearable devices 5. Battery-powered devices 6. IoT (Internet of Things) devices

Detailed and Complete Alternative Models

1. LM2576-ADJ: Adjustable Voltage Regulator IC with similar specifications.
2. TPS5430: Synchronous Buck Converter IC offering high efficiency and adjustable output voltage.
3. LT1763: Low Dropout Regulator IC suitable for applications requiring low quiescent current.

These alternative models provide similar functionality and can be considered as substitutes for LTC1478CS#TRPBF in various applications.

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