TPS65170RHDT
Product Overview
Category
The TPS65170RHDT belongs to the category of integrated circuits (ICs) specifically designed for power management applications.
Use
This IC is commonly used in electronic devices to regulate and control power supply voltages, ensuring efficient and reliable operation.
Characteristics
- High efficiency: The TPS65170RHDT offers high conversion efficiency, minimizing power losses 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 a low quiescent current, reducing power consumption when the device is in standby mode.
- Overvoltage and overcurrent protection: It incorporates built-in protection mechanisms to safeguard against voltage spikes and excessive current flow.
- Thermal shutdown protection: The IC includes thermal shutdown protection to prevent damage due to overheating.
Package
The TPS65170RHDT is available in a small outline package (SOT-23), which is compact and easy to integrate into circuit designs.
Essence
The essence of the TPS65170RHDT lies in its ability to efficiently regulate power supply voltages, ensuring stable and reliable operation of electronic devices.
Packaging/Quantity
The TPS65170RHDT is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: Adjustable from 1.8V to 5.5V
- Output Current: Up to 200mA
- Quiescent Current: Less than 100µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The TPS65170RHDT has a total of 6 pins, each serving a specific function:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin for turning the IC on/off
- FB: Feedback pin for voltage regulation
- VOUT: Output voltage pin
- PGND: Power ground pin
Functional Features
- Voltage regulation: The TPS65170RHDT provides precise voltage regulation, ensuring stable output voltages even under varying load conditions.
- Soft-start functionality: It incorporates a soft-start feature to gradually ramp up the output voltage, preventing sudden voltage spikes that could damage connected devices.
- Adjustable output voltage: The IC allows users to adjust the output voltage within a specified range, providing flexibility for different applications.
- Low dropout voltage: It maintains a low dropout voltage, enabling efficient power conversion even when the input voltage is close to the desired output voltage.
Advantages and Disadvantages
Advantages
- High efficiency power management
- Wide input voltage range
- Compact package size
- Built-in protection mechanisms
- Low quiescent current
Disadvantages
- Limited output current capacity (up to 200mA)
- Requires external components for complete power management solution
Working Principles
The TPS65170RHDT 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 switches. This enables efficient power conversion from the input voltage to the desired output voltage.
Detailed Application Field Plans
The TPS65170RHDT finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices
In these applications, the IC is used to regulate and control the power supply voltages required by different components, ensuring proper functionality and reliable operation.
Detailed and Complete Alternative Models
- TPS65171RHDT
- TPS65172RHDT
- TPS65173RHDT
- TPS65174RHDT
- TPS65175RHDT
These alternative models offer similar functionality and characteristics to the TPS65170RHDT, providing options for different design requirements and specifications.
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10個與TPS65170RHDT在技術方案中應用相關的常見問題與解答
Sure! Here are 10 common questions and answers related to the application of TPS65170RHDT in technical solutions:
Q: What is TPS65170RHDT? A: TPS65170RHDT is a high-voltage, low-quiescent current, positive-to-negative voltage converter designed for use in various applications.
Q: What is the input voltage range of TPS65170RHDT? A: The input voltage range of TPS65170RHDT is typically between 2.7V and 5.5V.
Q: What is the output voltage range of TPS65170RHDT? A: The output voltage range of TPS65170RHDT can be adjusted from -4.5V to -20V.
Q: What is the maximum output current of TPS65170RHDT? A: The maximum output current of TPS65170RHDT is typically around 200mA.
Q: Can TPS65170RHDT be used in battery-powered applications? A: Yes, TPS65170RHDT is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.
Q: Is TPS65170RHDT capable of generating multiple negative voltages? A: No, TPS65170RHDT is a single-output voltage converter that generates a negative voltage.
Q: What is the efficiency of TPS65170RHDT? A: The efficiency of TPS65170RHDT depends on the input and output voltage levels, but it can typically achieve efficiencies above 90%.
Q: Does TPS65170RHDT have built-in protection features? A: Yes, TPS65170RHDT includes built-in protection features such as thermal shutdown, overcurrent protection, and undervoltage lockout.
Q: Can TPS65170RHDT be used in automotive applications? A: Yes, TPS65170RHDT is suitable for automotive applications as it meets the necessary requirements for automotive electronics.
Q: What are some typical applications of TPS65170RHDT? A: TPS65170RHDT can be used in various applications such as LCD biasing, OLED displays, e-ink displays, and other systems requiring a negative voltage supply.
Please note that these answers are general and may vary depending on specific design considerations and requirements.