規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 1.24V |
| Voltage-Output(Max) | 15V |
| VoltageDropout(Max) | 0.8V @ 3A |
| Current-Output | 3A |
| Current-Quiescent(Iq) | 20 mA |
| Current-Supply(Max) | 150 mA |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-252-6, DPak (5 Leads + Tab) |
概述
Description
The MIC29302AWD-TR is a high-performance linear voltage regulator designed by Microchip Technology. This device is part of the MIC29300 series, known for its low-dropout (LDO) voltage regulation capabilities, suitable for powering a wide range of electronic applications requiring stable output voltages.
Key features of the MIC29302AWD-TR include a low dropout voltage of 450mV at 3A output current, which allows for efficient performance even with low input-output differential voltages. It supports a wide input voltage range and provides an accurate, fixed output voltage. This makes it ideal for applications demanding high current and precise voltage regulation.
The regulator also includes thermal shutdown and current-limit protection, ensuring reliability and safety during operation. Its TO-263-5 package offers efficient heat dissipation, making it suitable for compact and densely packed circuit designs.
Typical applications for the MIC29302AWD-TR include powering microcontrollers, digital circuits, and other low-voltage devices in computers, automotive, industrial, and consumer electronics. Its robust performance and protective features make it a reliable choice for engineers designing efficient power management solutions.
Key features of the MIC29302AWD-TR include a low dropout voltage of 450mV at 3A output current, which allows for efficient performance even with low input-output differential voltages. It supports a wide input voltage range and provides an accurate, fixed output voltage. This makes it ideal for applications demanding high current and precise voltage regulation.
The regulator also includes thermal shutdown and current-limit protection, ensuring reliability and safety during operation. Its TO-263-5 package offers efficient heat dissipation, making it suitable for compact and densely packed circuit designs.
Typical applications for the MIC29302AWD-TR include powering microcontrollers, digital circuits, and other low-voltage devices in computers, automotive, industrial, and consumer electronics. Its robust performance and protective features make it a reliable choice for engineers designing efficient power management solutions.
Equivalent
The MIC29302AWD-TR is a low-dropout (LDO) voltage regulator. Equivalent products from other manufacturers might include:
1. Texas Instruments: LM2937
2. Analog Devices: LT1085
3. ON Semiconductor: NCP1117
4. STMicroelectronics: LD1085
When selecting an equivalent, compare key specifications like output voltage, current rating, dropout voltage, and package type to ensure compatibility. Always consult the datasheets for precise matching.
1. Texas Instruments: LM2937
2. Analog Devices: LT1085
3. ON Semiconductor: NCP1117
4. STMicroelectronics: LD1085
When selecting an equivalent, compare key specifications like output voltage, current rating, dropout voltage, and package type to ensure compatibility. Always consult the datasheets for precise matching.
Features
The MIC29302AWD-TR is a high-current, low-dropout voltage regulator. Key features include:
1. High Current Capability: It supports up to 3A output current, making it suitable for power-intensive applications.
2. Low Dropout Voltage: The device offers a low dropout voltage, which is ideal for maintaining regulation with minimal voltage differential between input and output.
3. Adjustable Output: The output voltage of the MIC29302AWD-TR can be adjusted, providing flexibility for various applications.
4. Enhanced Thermal Performance: It comes with thermal overload protection, ensuring reliable operation by preventing overheating.
5. Current Limiting: Built-in current limiting safeguards the device and connected components from excessive current.
6. Stable with Low ESR Capacitors: The regulator can be stabilized using low Equivalent Series Resistance (ESR) capacitors, enhancing performance in different conditions.
7. Wide Operating Temperature Range: It operates effectively across a broad temperature range, suitable for diverse environments.
8. Package Type: The MIC29302AWD-TR is available in a TO-263 surface-mount package, optimizing space in compact designs.
These features make it a versatile choice for many electronic applications requiring stable voltage regulation.
1. High Current Capability: It supports up to 3A output current, making it suitable for power-intensive applications.
2. Low Dropout Voltage: The device offers a low dropout voltage, which is ideal for maintaining regulation with minimal voltage differential between input and output.
3. Adjustable Output: The output voltage of the MIC29302AWD-TR can be adjusted, providing flexibility for various applications.
4. Enhanced Thermal Performance: It comes with thermal overload protection, ensuring reliable operation by preventing overheating.
5. Current Limiting: Built-in current limiting safeguards the device and connected components from excessive current.
6. Stable with Low ESR Capacitors: The regulator can be stabilized using low Equivalent Series Resistance (ESR) capacitors, enhancing performance in different conditions.
7. Wide Operating Temperature Range: It operates effectively across a broad temperature range, suitable for diverse environments.
8. Package Type: The MIC29302AWD-TR is available in a TO-263 surface-mount package, optimizing space in compact designs.
These features make it a versatile choice for many electronic applications requiring stable voltage regulation.
Pinout
The MIC29302AWD-TR is a low-dropout (LDO) voltage regulator. It typically comes in a surface-mount package such as the TO-263-5, which has 5 pins.
The pin functions are as follows:
1. VIN: This is the input voltage pin where the unregulated input is applied.
2. VOUT: This is the output voltage pin, where the regulated output voltage is obtained.
3. GND: This is the ground pin, which acts as the common ground for the regulator circuit.
4. ADJ: The adjust pin is used to set the output voltage level. This pin requires an external resistor divider network to adjust the output voltage.
5. ENABLE: This pin is used to enable or disable the regulator. A high level typically enables the regulator, while a low level disables it.
This device is used in applications requiring high current with low dropout voltage and precise voltage regulation.
The pin functions are as follows:
1. VIN: This is the input voltage pin where the unregulated input is applied.
2. VOUT: This is the output voltage pin, where the regulated output voltage is obtained.
3. GND: This is the ground pin, which acts as the common ground for the regulator circuit.
4. ADJ: The adjust pin is used to set the output voltage level. This pin requires an external resistor divider network to adjust the output voltage.
5. ENABLE: This pin is used to enable or disable the regulator. A high level typically enables the regulator, while a low level disables it.
This device is used in applications requiring high current with low dropout voltage and precise voltage regulation.
Manufacturer
The MIC29302AWD-TR is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. It serves a diverse range of markets such as automotive, industrial, consumer, aerospace, and defense, by providing comprehensive system solutions and development tools that simplify system design and reduce overall system costs.
Application
The MIC29302AWD-TR is a high-current, low-dropout linear voltage regulator. Its application areas include powering microprocessors, digital signal processors, and other complex digital circuits requiring stable voltage. It's often used in telecommunications, networking equipment, and industrial systems due to its efficiency in handling large current loads with minimal voltage drop. Additionally, it finds applications in automotive electronics and portable devices where space and power efficiency are critical. The device's ability to provide a steady output voltage makes it suitable for battery-powered systems and sensitive applications requiring precise voltage regulation.
Package
The MIC29302AWD-TR is packaged in a Dual Inline Package (DIP) with a TO-263-5 configuration. This package type is designed for surface mounting with a compact form factor, making it suitable for high-power applications requiring efficient heat dissipation.
