TPS61199PWP

Product Overview

Category

The TPS61199PWP belongs to the category of integrated circuits (ICs) and specifically falls under the category of boost converters.

Use

This IC is primarily used for voltage boosting applications, where it efficiently steps up the input voltage to a higher output voltage level.

Characteristics

• High efficiency: The TPS61199PWP offers high conversion efficiency, ensuring minimal power loss during voltage boosting.
• Wide input voltage range: It can accept a wide range of input voltages, making it suitable for various applications.
• Adjustable output voltage: The output voltage can be adjusted according to the specific requirements of the application.
• Protection features: The IC incorporates protection mechanisms such as overvoltage protection and thermal shutdown to safeguard against potential damage.

Package

The TPS61199PWP is available in a small outline package (SOP) with a PowerPAD™ thermal pad. This package provides good thermal dissipation and ease of mounting on circuit boards.

Essence

The essence of the TPS61199PWP lies in its ability to efficiently boost input voltages to higher levels while maintaining high conversion efficiency.

Packaging/Quantity

The TPS61199PWP is typically packaged in reels or tubes, containing a specified quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier or manufacturer.

Specifications

• Input Voltage Range: 2.7V to 18V
• Output Voltage Range: Adjustable from 4V to 28V
• Maximum Output Current: 1.5A
• Switching Frequency: Up to 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS61199PWP has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin to control the IC's operation
5. SW: Switching node pin for connecting the inductor
6. LX: Inductor connection pin
7. VOUT: Output voltage pin

Functional Features

1. High Efficiency Conversion: The TPS61199PWP utilizes advanced control techniques to achieve high conversion efficiency, minimizing power loss during voltage boosting.
2. Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors or through a feedback mechanism.
3. Protection Mechanisms: The IC incorporates overvoltage protection and thermal shutdown features to protect against potential damage caused by excessive voltage or temperature.
4. Soft Start: The soft start feature ensures a gradual increase in output voltage during startup, preventing sudden voltage surges.

Advantages and Disadvantages

Advantages

• High conversion efficiency leads to reduced power loss.
• Wide input voltage range allows for versatile applications.
• Adjustable output voltage provides flexibility.
• Protection mechanisms enhance reliability and safety.
• Soft start feature prevents voltage surges during startup.

Disadvantages

• Limited maximum output current of 1.5A may not be suitable for high-power applications.
• Higher switching frequency may require careful consideration of noise interference.

Working Principles

The TPS61199PWP operates as a boost converter, utilizing a switching regulator topology. It converts the input voltage to a higher output voltage level by controlling the duty cycle of the internal switch. This switching action, along with the inductor and capacitor, stores and releases energy to efficiently step up the voltage.

Detailed Application Field Plans

The TPS61199PWP finds applications in various fields, including but not limited to: - Portable electronic devices: Used to power displays, backlighting systems, and other components requiring higher voltages. - Automotive electronics: Suitable for voltage boosting in automotive lighting systems, infotainment displays, and other applications. - Industrial equipment: Used in power supply circuits for industrial control systems, instrumentation, and automation devices.

Detailed and Complete Alternative Models

1. TPS61198PWP: Similar to the TPS61199PWP, but with a lower maximum output current of 1A.
2. TPS61197PWP: Offers similar features as the TPS61199PWP, but with a different pin configuration.
3. TPS61196PWP: A lower-power alternative with a maximum output current of 500mA.

These alternative models provide options with varying specifications and capabilities, allowing designers to choose the most suitable IC for their specific requirements.

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