XC6121D749ER-G
Product Overview
Category
XC6121D749ER-G belongs to the category of voltage regulators.
Use
It is primarily used for regulating voltage in electronic circuits.
Characteristics
- High precision voltage regulation
- Low dropout voltage
- Low quiescent current
- Thermal shutdown protection
- Short-circuit protection
Package
XC6121D749ER-G comes in a small surface-mount package.
Essence
The essence of XC6121D749ER-G is its ability to provide stable and regulated voltage to electronic devices.
Packaging/Quantity
It is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.
Specifications
- Input Voltage Range: 2.5V - 6.0V
- Output Voltage Range: 1.2V - 5.0V
- Dropout Voltage: 200mV (typical)
- Quiescent Current: 25µA (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
XC6121D749ER-G has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
- EN: Enable pin (optional)
Functional Features
- Voltage regulation: XC6121D749ER-G ensures a stable output voltage regardless of input voltage fluctuations.
- Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
- Low quiescent current: The regulator consumes minimal current when there is no load.
- Thermal shutdown protection: It automatically shuts down if the temperature exceeds a certain threshold, preventing damage.
- Short-circuit protection: XC6121D749ER-G safeguards against short-circuits, ensuring the safety of the connected devices.
Advantages and Disadvantages
Advantages
- High precision voltage regulation ensures reliable performance.
- Low dropout voltage allows for efficient power conversion.
- Low quiescent current minimizes power consumption.
- Thermal shutdown protection prevents overheating and damage.
- Short-circuit protection enhances safety.
Disadvantages
- Limited input voltage range (2.5V - 6.0V).
- Output voltage range may not be suitable for all applications.
Working Principles
XC6121D749ER-G utilizes a feedback mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a stable output.
Detailed Application Field Plans
XC6121D749ER-G finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to XC6121D749ER-G are: - LM317: A popular linear voltage regulator with adjustable output voltage. - LT1084: A high-current, low-dropout voltage regulator. - TPS7A4700: An ultra-low-noise, high-PSRR voltage regulator.
These alternative models offer similar functionality and can be used depending on specific requirements and constraints.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av XC6121D749ER-G i tekniska lösningar
Sure! Here are 10 common questions and answers related to the application of XC6121D749ER-G in technical solutions:
1. What is XC6121D749ER-G? - XC6121D749ER-G is a voltage detector IC (integrated circuit) manufactured by Torex Semiconductor. It is used to monitor the voltage level of a power supply and provide an output signal when the voltage crosses a certain threshold.
2. What is the operating voltage range of XC6121D749ER-G? - The operating voltage range of XC6121D749ER-G is typically between 0.8V and 6.0V.
3. How does XC6121D749ER-G work? - XC6121D749ER-G works by comparing the input voltage with a reference voltage. When the input voltage falls below or rises above the reference voltage, it triggers an output signal.
4. What is the output type of XC6121D749ER-G? - XC6121D749ER-G has an open-drain output type, which means it can sink current but cannot source current.
5. What is the quiescent current of XC6121D749ER-G? - The quiescent current of XC6121D749ER-G is typically around 1.0µA, making it suitable for low-power applications.
6. Can XC6121D749ER-G be used for overvoltage protection? - No, XC6121D749ER-G is primarily designed for undervoltage detection. It does not provide overvoltage protection functionality.
7. What is the typical response time of XC6121D749ER-G? - The typical response time of XC6121D749ER-G is around 200µs, allowing for quick detection of voltage changes.
8. Can XC6121D749ER-G be used in automotive applications? - Yes, XC6121D749ER-G is AEC-Q100 qualified and suitable for automotive applications, such as battery monitoring and power management.
9. Does XC6121D749ER-G have built-in hysteresis? - Yes, XC6121D749ER-G has a built-in hysteresis of typically 50mV, which helps to prevent oscillation and provide stable output signals.
10. What is the package type of XC6121D749ER-G? - XC6121D749ER-G is available in a SOT-25 package, which is a small surface-mount package with 5 pins.
Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.