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S-817B19AUA-CWIT2G
Product Overview
Category
The S-817B19AUA-CWIT2G belongs to the category of voltage regulators.
Use
This product is commonly used for voltage regulation in various electronic devices and circuits.
Characteristics
- Input Voltage Range: 1.6V to 6.0V
- Output Voltage: 1.9V
- Output Current: 50mA
- Low Quiescent Current: 1.0µA (typ.)
- Low Dropout Voltage: 160mV (typ.)
- High Ripple Rejection: 70dB (typ.)
- Built-in Overcurrent Protection
- Small Package Size: SOT-89-3
Package and Quantity
The S-817B19AUA-CWIT2G is available in a small SOT-89-3 package. It is typically sold in reels or tubes containing a specified quantity, such as 3000 units per reel.
Specifications
- Input Voltage Range: 1.6V to 6.0V
- Output Voltage: 1.9V
- Output Current: 50mA
- Quiescent Current: 1.0µA (typ.)
- Dropout Voltage: 160mV (typ.)
- Ripple Rejection: 70dB (typ.)
- Operating Temperature Range: -40°C to +85°C
- Package Type: SOT-89-3
Detailed Pin Configuration
The S-817B19AUA-CWIT2G has three pins arranged in the following configuration:
```
| | --| Vout|-- Pin 1 --| Vin |-- Pin 2 --| GND |-- Pin 3 |____| ```
Pin 1: Vout - Output Voltage Pin 2: Vin - Input Voltage Pin 3: GND - Ground
Functional Features
- Voltage Regulation: The S-817B19AUA-CWIT2G provides a stable output voltage of 1.9V, regardless of input voltage fluctuations.
- Low Quiescent Current: With a quiescent current of only 1.0µA, this regulator minimizes power consumption when the load is light.
- Overcurrent Protection: Built-in protection circuitry safeguards against excessive current, preventing damage to the device and connected components.
- High Ripple Rejection: The regulator exhibits excellent performance in rejecting ripple and noise from the input voltage.
Advantages and Disadvantages
Advantages
- Wide input voltage range allows for flexibility in various applications.
- Low dropout voltage ensures efficient power conversion.
- Small package size enables space-saving designs.
- Overcurrent protection enhances system reliability.
- High ripple rejection improves overall performance.
Disadvantages
- Limited output current of 50mA may not be suitable for high-power applications.
- Operating temperature range of -40°C to +85°C may restrict usage in extreme environments.
Working Principles
The S-817B19AUA-CWIT2G utilizes a voltage reference, error amplifier, and pass transistor to regulate the output voltage. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a constant output voltage. This feedback loop ensures a stable and regulated output despite variations in the input voltage.
Detailed Application Field Plans
The S-817B19AUA-CWIT2G finds application in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT (Internet of Things) devices - Wearable devices - Embedded systems
Detailed and Complete Alternative Models
- S-817A19AUA-CWIT2G: Similar specifications, but with an output voltage of 1.9V and a different package type (SOT-23-5).
- S-817B18AUA-CWIT2G: Similar specifications, but with an output voltage of 1.8V and the same package type (SOT-89-3).
- S-817C20AUA-CWIT2G: Similar specifications, but with an output voltage of 2.0V and the same package type (SOT-89-3).
These alternative models provide options for different output voltages while maintaining similar characteristics and package types.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de S-817B19AUA-CWIT2G en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of S-817B19AUA-CWIT2G in technical solutions:
Q: What is the S-817B19AUA-CWIT2G? A: The S-817B19AUA-CWIT2G is a voltage detector IC (integrated circuit) manufactured by a specific company.
Q: What is the purpose of the S-817B19AUA-CWIT2G? A: The purpose of this IC is to monitor and detect voltage levels in electronic circuits or systems.
Q: How does the S-817B19AUA-CWIT2G work? A: It works by comparing the input voltage with a fixed reference voltage and providing an output signal when the input voltage crosses a certain threshold.
Q: What is the operating voltage range of the S-817B19AUA-CWIT2G? A: The operating voltage range is typically between X volts and Y volts.
Q: Can the S-817B19AUA-CWIT2G be used in automotive applications? A: Yes, it is designed to be used in automotive applications and can withstand the harsh conditions found in vehicles.
Q: Is the S-817B19AUA-CWIT2G suitable for battery-powered devices? A: Yes, it is suitable for battery-powered devices as it has low power consumption and can operate at low voltages.
Q: What is the output configuration of the S-817B19AUA-CWIT2G? A: The output configuration can be either an open-drain or CMOS output, depending on the specific variant.
Q: Can the S-817B19AUA-CWIT2G be used in industrial control systems? A: Yes, it is suitable for industrial control systems as it has a wide operating temperature range and can handle high voltages.
Q: Does the S-817B19AUA-CWIT2G have built-in protection features? A: Yes, it typically includes features like overvoltage protection, reverse voltage protection, and thermal shutdown.
Q: Are there any application notes or reference designs available for the S-817B19AUA-CWIT2G? A: Yes, the manufacturer usually provides application notes and reference designs to help users integrate the IC into their technical solutions.
Please note that the specific details mentioned in the answers may vary depending on the actual specifications of the S-817B19AUA-CWIT2G and its manufacturer's documentation.