TPS65198RUYR

Product Overview

Category

The TPS65198RUYR belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in electronic devices to efficiently manage power supply and voltage levels. It provides a reliable solution for various power management requirements.

Characteristics

• High efficiency: The TPS65198RUYR offers high conversion efficiency, ensuring optimal power utilization.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Low quiescent current: The IC has low power consumption during standby or idle modes, contributing to energy savings.
• Compact package: The TPS65198RUYR is available in a small form factor package, enabling space-efficient designs.
• Robustness: This IC is designed to withstand harsh operating conditions, ensuring long-term reliability.

Package and Quantity

The TPS65198RUYR is typically packaged in a small outline integrated circuit (SOIC) package. It is supplied in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Programmable from -4.5V to -20V
• Output Current: Up to 200mA
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOIC-8

Pin Configuration

The TPS65198RUYR features an 8-pin configuration as follows:

Pin 1: VCOM Pin 2: GND Pin 3: EN Pin 4: FB Pin 5: VOUT Pin 6: VIN Pin 7: VNEG Pin 8: VPOS

Functional Features

• Voltage regulation: The TPS65198RUYR provides stable and adjustable output voltage levels, ensuring proper power supply to connected devices.
• Overcurrent protection: It incorporates overcurrent protection mechanisms to safeguard the IC and connected components from excessive current flow.
• Thermal shutdown: The IC includes a thermal shutdown feature that activates when the temperature exceeds a safe threshold, preventing damage due to overheating.
• Soft start: The TPS65198RUYR employs a soft start mechanism to gradually ramp up the output voltage, reducing stress on the system during power-up.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and longer battery life.
• Wide input voltage range allows compatibility with various power sources.
• Compact package enables space-saving designs.
• Robustness ensures reliable operation in challenging environments.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Programmable output voltage requires careful configuration for specific use cases.

Working Principles

The TPS65198RUYR operates by converting the input voltage to a regulated negative output voltage. It utilizes internal control circuitry to maintain the desired output voltage level, compensating for variations in input voltage and load conditions. The IC employs switching techniques to achieve high conversion efficiency while minimizing power losses.

Detailed Application Field Plans

The TPS65198RUYR finds applications in various electronic devices, including but not limited to: - Mobile phones and smartphones - Tablets and laptops - Portable media players - Digital cameras - Wearable devices - Industrial equipment

In these applications, the IC is used to efficiently manage power supply, ensuring stable and reliable operation of the devices.

Detailed and Complete Alternative Models

1. TPS65199RUYR: Similar to the TPS65198RUYR, this IC offers additional features such as adjustable output voltage sequencing and integrated power-on reset functionality.
2. TPS65197RUYR: This alternative model provides a lower output current capability but offers improved efficiency and reduced quiescent current.

These alternative models can be considered based on specific application requirements and desired features.

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