仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Programmable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.5V |
| Voltage-Output(Max) | 4.7V |
| VoltageDropout(Max) | 0.12V @ 500mA |
| Current-Output | 500mA |
| Current-Quiescent(Iq) | 120 µA |
| Current-Supply(Max) | 160 µA |
| PSRR | 92dB ~ 62dB (5kHz ~ 100kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Temperature, Reverse Polarity, Short Circuit, Soft Start |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN Exposed Pad |
概要
Description
The MAX8902AATA+T is a high-efficiency, low-dropout (LDO) linear voltage regulator designed by Maxim Integrated (now part of Analog Devices). It is tailored for applications requiring low noise and precise voltage regulation, such as in portable and battery-powered devices. This LDO offers a low quiescent current, which helps in extending battery life in portable applications. Additionally, it features a low dropout voltage, making it suitable for applications with tight voltage margins.
The MAX8902AATA+T provides a fixed output voltage, and its design ensures stable operation across a wide range of load conditions. It includes protections like current limiting and thermal shutdown, enhancing reliability and safety. The device is typically available in small package options, facilitating easy integration into compact designs.
In summary, the MAX8902AATA+T is ideal for applications demanding efficient power regulation with low noise and high precision, especially in size-constrained and battery-operated environments.
The MAX8902AATA+T provides a fixed output voltage, and its design ensures stable operation across a wide range of load conditions. It includes protections like current limiting and thermal shutdown, enhancing reliability and safety. The device is typically available in small package options, facilitating easy integration into compact designs.
In summary, the MAX8902AATA+T is ideal for applications demanding efficient power regulation with low noise and high precision, especially in size-constrained and battery-operated environments.
Equivalent
The MAX8902AATA+T is a low-dropout linear regulator designed for portable devices. Equivalent products include the TPS717xx series from Texas Instruments, the MIC5301 from Microchip Technology, and the NCP3335 series from ON Semiconductor. These alternatives offer similar performance in terms of low dropout voltage, high output current capability, and low quiescent current, making them suitable substitutes for applications requiring efficient voltage regulation. Always verify specific requirements and compatibility when choosing an equivalent.
Features
The MAX8902AATA+T is a high-efficiency, low dropout linear regulator designed for portable devices. Key features include:
1. Low Dropout Voltage: Ensures efficient operation with minimal power loss, making it ideal for battery-powered applications.
2. High Accuracy: Provides precise output voltage regulation, typically within ±1% accuracy.
3. Low Quiescent Current: Consumes minimal power during operation, enhancing battery life.
4. Output Current Capability: Supports a significant output current, making it suitable for various applications.
5. Enable/Shutdown Control: Offers an external enable/shutdown pin to conserve power when the device is not in use.
6. Thermal Protection: Includes features to prevent damage from overheating.
7. Overcurrent Protection: Safeguards against excessive current flow, enhancing reliability.
8. Compact Package: Available in a small, lead-free TDFN package, saving space on circuit boards.
9. Wide Input Voltage Range: Accommodates a broad range of input voltages, adding design flexibility.
These features make the MAX8902AATA+T ideal for use in mobile phones, digital cameras, and other portable electronic devices.
1. Low Dropout Voltage: Ensures efficient operation with minimal power loss, making it ideal for battery-powered applications.
2. High Accuracy: Provides precise output voltage regulation, typically within ±1% accuracy.
3. Low Quiescent Current: Consumes minimal power during operation, enhancing battery life.
4. Output Current Capability: Supports a significant output current, making it suitable for various applications.
5. Enable/Shutdown Control: Offers an external enable/shutdown pin to conserve power when the device is not in use.
6. Thermal Protection: Includes features to prevent damage from overheating.
7. Overcurrent Protection: Safeguards against excessive current flow, enhancing reliability.
8. Compact Package: Available in a small, lead-free TDFN package, saving space on circuit boards.
9. Wide Input Voltage Range: Accommodates a broad range of input voltages, adding design flexibility.
These features make the MAX8902AATA+T ideal for use in mobile phones, digital cameras, and other portable electronic devices.
Pinout
The MAX8902AATA+T is a low-dropout linear regulator (LDO) designed by Maxim Integrated. It is a compact device typically used for power management in various electronic applications. The key features of this LDO include:
- Pin Count: The MAX8902AATA+T comes in a small package with 6 pins.
- Function: This LDO is designed to provide a stable output voltage from a higher input voltage with low quiescent current. It is used to regulate the voltage supplied to components in a circuit, ensuring consistent performance and protection for sensitive electronics.
Specific functions of the pins include:
1. IN: Input voltage pin.
2. GND: Ground connection.
3. OUT: Regulated output voltage.
4. BYP: Bypass pin, used for noise reduction.
5. EN: Enable pin for turning the regulator on and off.
6. SET: Pin to set the output voltage level.
For optimal operation, always refer to the manufacturer's datasheet for detailed specifications and recommended application circuits.
- Pin Count: The MAX8902AATA+T comes in a small package with 6 pins.
- Function: This LDO is designed to provide a stable output voltage from a higher input voltage with low quiescent current. It is used to regulate the voltage supplied to components in a circuit, ensuring consistent performance and protection for sensitive electronics.
Specific functions of the pins include:
1. IN: Input voltage pin.
2. GND: Ground connection.
3. OUT: Regulated output voltage.
4. BYP: Bypass pin, used for noise reduction.
5. EN: Enable pin for turning the regulator on and off.
6. SET: Pin to set the output voltage level.
For optimal operation, always refer to the manufacturer's datasheet for detailed specifications and recommended application circuits.
Manufacturer
The MAX8902AATA+T is manufactured by Maxim Integrated. Maxim Integrated is a company that specializes in designing, manufacturing, and selling analog and mixed-signal integrated circuits. The company provides a wide range of products that serve various applications including power management, battery management, sensors, interface, and communications. Maxim Integrated serves industries such as consumer electronics, automotive, industrial, and communications. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a leading global high-performance semiconductor company, further expanding its reach and capabilities in the semiconductor industry.
Application
The MAX8902AATA+T is a low-dropout linear regulator (LDO) commonly used in applications requiring efficient power management. Its primary application areas include portable devices, such as smartphones, tablets, and wearables, where it provides stable voltage regulation for sensitive components. It is also used in battery-powered devices, ensuring extended battery life by minimizing power loss. The device is suitable for point-of-load power supplies in microprocessor systems and other electronics that demand low noise and fast transient responses. Its small form factor makes it ideal for compact electronic designs.
Package
The MAX8902AATA+T is packaged in a 6-pin, thin small outline package (TSOT), which is compact and suitable for space-constrained applications.
