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TPS65175BRSHR
Product Overview
Category
The TPS65175BRSHR belongs to the category of integrated circuits (ICs) specifically designed for power management.
Use
This IC is commonly used in electronic devices to regulate and control power supply, ensuring efficient and reliable operation.
Characteristics
- High efficiency: The TPS65175BRSHR offers high conversion efficiency, minimizing power loss during voltage regulation.
- Wide input voltage range: It can handle a wide range of input voltages, making it suitable for various applications.
- Low quiescent current: The IC has low power consumption when in standby mode, contributing to energy savings.
- Small form factor: The compact package size allows for easy integration into space-constrained designs.
Package and Quantity
The TPS65175BRSHR is available in a small outline package (SOP) with a thermal pad. It is typically sold in reels or tubes, with a quantity of 2500 units per reel.
Specifications
- Input voltage range: 2.7V to 5.5V
- Output voltage range: Programmable from -4.5V to -20V
- Output current capability: Up to 200mA
- Quiescent current: 60µA (typical)
- Operating temperature range: -40°C to +85°C
Pin Configuration
The TPS65175BRSHR features a total of 16 pins, each serving a specific function. The pin configuration is as follows:
- VCOM: Common voltage output
- VNEG: Negative voltage output
- VPOS: Positive voltage output
- GND: Ground reference
- EN: Enable pin
- FB: Feedback pin
- VIN: Input voltage
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
Functional Features
The TPS65175BRSHR offers several functional features that enhance its performance and versatility:
- Programmable output voltage: The IC allows for easy adjustment of the output voltage within a specified range, providing flexibility for different applications.
- Overcurrent protection: It incorporates built-in overcurrent protection to safeguard the circuitry from excessive current flow, preventing damage to the device.
- Thermal shutdown: In case of excessive temperature rise, the IC automatically shuts down to prevent overheating and potential failure.
- Soft start: The soft start feature ensures a gradual increase in output voltage during power-up, reducing stress on connected components.
Advantages and Disadvantages
Advantages
- High efficiency leads to reduced power consumption and longer battery life in portable devices.
- Wide input voltage range enables compatibility with various power sources.
- Small form factor allows for space-saving integration in compact designs.
- Built-in protection features enhance reliability and durability.
Disadvantages
- Limited output current capability may not be suitable for high-power applications.
- Requires external components for proper operation, increasing overall system complexity.
Working Principles
The TPS65175BRSHR operates based on a switching regulator topology. It utilizes an internal control loop to regulate the output voltage according to the feedback received from the FB pin. By adjusting the duty cycle of the internal switches, it achieves the desired output voltage level. The IC also incorporates various protection mechanisms to ensure safe and stable operation.
Application Field Plans
The TPS65175BRSHR finds application in a wide range of electronic devices, including but not limited to: - LCD displays - E-book readers - Portable media players - Handheld gaming consoles - Industrial control systems
Alternative Models
For those seeking alternative options, the following ICs can be considered: - TPS65175BRSHRG4 - TPS65175BRSHRQ1 - TPS65175BRSHRT
These models offer similar functionality and characteristics, providing flexibility in design choices.
In conclusion, the TPS65175BRSHR is a versatile power management IC that offers high efficiency, wide input voltage range, and compact form factor. With its various functional features and built-in protection mechanisms, it finds application in numerous electronic devices. While it has certain limitations, alternative models are available to cater to specific requirements.
Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von TPS65175BRSHR in technischen Lösungen auf
Sure! Here are 10 common questions and answers related to the application of TPS65175BRSHR in technical solutions:
Q: What is TPS65175BRSHR? A: TPS65175BRSHR is a voltage regulator and driver IC designed for small-sized LCD displays.
Q: What is the input voltage range of TPS65175BRSHR? A: The input voltage range of TPS65175BRSHR is typically between 2.7V and 5.5V.
Q: What is the output voltage range of TPS65175BRSHR? A: The output voltage range of TPS65175BRSHR can be adjusted from -4V to -20V.
Q: Can TPS65175BRSHR be used for both positive and negative voltage generation? A: Yes, TPS65175BRSHR can generate both positive and negative voltages required for LCD operation.
Q: What is the maximum output current of TPS65175BRSHR? A: The maximum output current of TPS65175BRSHR is typically 200mA.
Q: Does TPS65175BRSHR have built-in protection features? A: Yes, TPS65175BRSHR includes overvoltage protection, thermal shutdown, and short-circuit protection.
Q: Can TPS65175BRSHR be used in automotive applications? A: Yes, TPS65175BRSHR is suitable for automotive applications as it meets the AEC-Q100 standard.
Q: What is the operating temperature range of TPS65175BRSHR? A: TPS65175BRSHR can operate within a temperature range of -40°C to 85°C.
Q: Does TPS65175BRSHR require any external components for operation? A: Yes, TPS65175BRSHR requires a few external capacitors and resistors for proper operation.
Q: Is there any evaluation module available for TPS65175BRSHR? A: Yes, Texas Instruments provides an evaluation module (TPS65175EVM-001) for testing and evaluating TPS65175BRSHR in various applications.
Please note that the answers provided here are general and may vary depending on specific application requirements and datasheet specifications.