TPS65192RHDR

TPS65192RHDR

Product Overview

Category

The TPS65192RHDR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for power management in various electronic devices, including smartphones, tablets, digital cameras, and portable media players.

Characteristics

• The TPS65192RHDR is a highly efficient power management IC that offers multiple voltage outputs.
• It integrates a boost converter, positive and negative charge pumps, and a linear regulator.
• This IC provides excellent power conversion efficiency, enabling longer battery life for portable devices.
• It supports a wide input voltage range, making it suitable for different battery types and charging scenarios.

Package and Quantity

The TPS65192RHDR is available in a small outline package (SOIC) with a thermal pad. It comes in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: -4.5V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Switching Frequency: 1.2MHz
• Number of Outputs: 3

Pin Configuration

The TPS65192RHDR has a total of 16 pins, each serving a specific function. Here is the detailed pin configuration:

1. VCOM: Negative output voltage for LCD common electrode
2. VNEG: Negative output voltage for LCD segment driver
3. VPOS: Positive output voltage for LCD segment driver
4. GND: Ground reference
5. EN: Enable pin for turning on/off the device
6. FB: Feedback pin for regulating output voltage
7. SW: Switching node for boost converter
8. LX: Inductor connection for boost converter
9. PGND: Power ground reference
10. VBAT: Battery voltage input
11. BST: Boost capacitor connection
12. VIN: Input voltage supply
13. AGND: Analog ground reference
14. NC: No connection
15. NC: No connection
16. VREG: Output voltage for internal linear regulator

Functional Features

• Integrated Boost Converter: The TPS65192RHDR incorporates a boost converter that efficiently steps up the input voltage to provide the required output voltages.
• Positive and Negative Charge Pumps: This IC includes positive and negative charge pumps, enabling it to generate both positive and negative output voltages for LCD segment drivers.
• Linear Regulator: The TPS65192RHDR integrates a linear regulator that provides a stable output voltage for internal circuitry or other components in the system.
• Enable Pin: The EN pin allows users to control the device's power state, providing flexibility in managing power consumption.

Advantages and Disadvantages

Advantages

• High efficiency power conversion, leading to extended battery life in portable devices.
• Wide input voltage range, accommodating various battery types and charging scenarios.
• Compact package size and tape and reel packaging for ease of integration into manufacturing processes.
• Multiple voltage outputs, suitable for driving LCD segment drivers and other components in electronic devices.

Disadvantages

• Limited number of outputs may not be sufficient for complex systems requiring multiple voltage rails.
• Requires careful consideration of thermal management due to the small outline package (SOIC) with a thermal pad.

Working Principles

The TPS65192RHDR operates by converting the input voltage to the desired output voltages using its integrated boost converter, charge pumps, and linear regulator. The boost converter steps up the input voltage, while the charge pumps generate positive and negative output voltages for LCD segment drivers. The linear regulator ensures a stable output voltage for internal circuitry or other components. The device's power state can be controlled using the enable pin.

Detailed Application Field Plans

The TPS65192RHDR finds applications in various electronic devices that require efficient power management, particularly those with LCD segment drivers. Some specific application fields include: - Smartphones and tablets - Digital cameras - Portable media players - Handheld gaming devices - Wearable electronics

Alternative Models

Here are some alternative models that offer similar functionality to the TPS65192RHDR: - TPS65190RHDR - TPS65191RHDR - TPS65193RHDR - TPS65194RHDR

These alternative models can be considered based on specific requirements and design considerations.

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