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RT9167-28GB
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Overcurrent protection - Short-circuit protection
Package: SOT-23-5
Essence: The RT9167-28GB is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in electronic devices to regulate and stabilize the voltage supply.
Packaging/Quantity: The RT9167-28GB is typically packaged in reels or tubes, with a quantity of 3000 units per reel or tube.
Specifications
- Input Voltage Range: 2.5V - 6V
- Output Voltage: 2.8V
- Dropout Voltage: 200mV @ 100mA
- Output Current: Up to 300mA
- Quiescent Current: 50µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The RT9167-28GB has five pins arranged as follows:
```
| | --| |-- |____| ```
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- NC: No connection pin
- VOUT: Output voltage pin
Functional Features
- Low dropout voltage ensures stable output even when input voltage is close to the desired output voltage.
- High output current capability allows it to power various components in electronic circuits.
- Adjustable output voltage enables customization for different applications.
- Thermal shutdown protection prevents overheating and damage to the IC.
- Overcurrent protection safeguards against excessive current flow.
- Short-circuit protection prevents damage in case of a short circuit.
Advantages and Disadvantages
Advantages: - Low dropout voltage ensures efficient power conversion. - High output current capability allows for versatile applications. - Adjustable output voltage provides flexibility. - Thermal shutdown, overcurrent, and short-circuit protections enhance reliability.
Disadvantages: - Limited output voltage options (fixed at 2.8V). - May require additional external components for certain applications.
Working Principles
The RT9167-28GB operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage. The internal circuitry adjusts the pass transistor to maintain a stable output voltage, compensating for changes in input voltage and load conditions.
Detailed Application Field Plans
The RT9167-28GB is widely used in various electronic devices and applications, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices
Detailed and Complete Alternative Models
- RT9167-33GB: Output voltage of 3.3V
- RT9167-50GB: Output voltage of 5.0V
- RT9167-ADJ: Adjustable output voltage version
These alternative models provide different output voltage options to suit specific application requirements.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением RT9167-28GB в технических решениях.
Sure! Here are 10 common questions and answers related to the application of RT9167-28GB in technical solutions:
Q: What is RT9167-28GB? A: RT9167-28GB is a voltage regulator IC (Integrated Circuit) commonly used in electronic circuits to provide a stable output voltage of 2.8V.
Q: What are the typical applications of RT9167-28GB? A: RT9167-28GB is often used in various electronic devices such as microcontrollers, sensors, power management modules, and other low-power digital circuits.
Q: What is the input voltage range for RT9167-28GB? A: The input voltage range for RT9167-28GB is typically between 2.5V and 6V.
Q: What is the maximum output current of RT9167-28GB? A: The maximum output current of RT9167-28GB is usually around 300mA.
Q: Does RT9167-28GB require any external components for operation? A: Yes, RT9167-28GB requires a few external components such as input and output capacitors for stability and filtering.
Q: Can RT9167-28GB handle reverse polarity protection? A: No, RT9167-28GB does not have built-in reverse polarity protection. Additional circuitry or diodes may be required for reverse polarity protection.
Q: Is RT9167-28GB suitable for battery-powered applications? A: Yes, RT9167-28GB is commonly used in battery-powered applications due to its low dropout voltage and low quiescent current.
Q: What is the operating temperature range of RT9167-28GB? A: The operating temperature range of RT9167-28GB is typically between -40°C and 85°C.
Q: Can RT9167-28GB be used in automotive applications? A: Yes, RT9167-28GB can be used in automotive applications as long as the operating temperature range is within the specified limits.
Q: Are there any recommended layout guidelines for using RT9167-28GB? A: Yes, it is recommended to follow the layout guidelines provided in the datasheet of RT9167-28GB to ensure proper performance and stability of the IC.