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MIC2954-02WS-TR
+Lista de MateriaisIC REG LINEAR 5V 250MA SOT-223-3
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FabricanteTecnologia Microchip
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Peça do Fabricante #MIC2954-02WS-TR
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 30V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 0.6V @ 250mA |
| Current-Output | 250mA |
| Current-Quiescent(Iq) | 300 µA |
| ProtectionFeatures | Load Dump, Over Current, Over Temperature, Reverse Polarity, UV POR |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-261-4, TO-261AA |
| SupplierDevicePackage | SOT-223-3 |
| BaseProductNumber | MIC2954 |
| Current-Supply(Max) | 12 mA |
Visão Geral
Description
The MIC2954-02WS-TR is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 2.5V. This device is known for its high output current capability, typically supporting up to 1A, while maintaining a low dropout voltage of around 0.1V at full load. This feature makes it suitable for battery-powered applications where efficiency is crucial.
The MIC2954-02WS-TR is equipped with built-in protection features, including thermal shutdown and current limiting, ensuring reliability and safety in various applications. It operates over a wide input voltage range, typically from 3V to 25V, making it versatile for different power supply configurations.
Additionally, it offers low quiescent current, contributing to extended battery life in portable devices. The device comes in a compact surface-mount package, facilitating easy integration into circuit designs. Overall, the MIC2954-02WS-TR is ideal for consumer electronics, automotive, and industrial applications requiring efficient and reliable voltage regulation.
The MIC2954-02WS-TR is equipped with built-in protection features, including thermal shutdown and current limiting, ensuring reliability and safety in various applications. It operates over a wide input voltage range, typically from 3V to 25V, making it versatile for different power supply configurations.
Additionally, it offers low quiescent current, contributing to extended battery life in portable devices. The device comes in a compact surface-mount package, facilitating easy integration into circuit designs. Overall, the MIC2954-02WS-TR is ideal for consumer electronics, automotive, and industrial applications requiring efficient and reliable voltage regulation.
Equivalent
The MIC2954-02WS-TR is a low-dropout voltage regulator (LDO). Equivalent products include the LM1084-2.5, LT1085-2.5, and TPS7A47. These alternatives also feature low dropout voltage and similar output characteristics. Always verify specific requirements such as output current, thermal performance, and package compatibility before substitution.
Features
The MIC2954-02WS-TR is a low-dropout (LDO) voltage regulator designed to deliver a stable output voltage of 2.5V with a maximum output current of 1A. Key features include:
1. Low Dropout Voltage: Typically 0.3V at full load, enabling efficient operation with minimal input-output voltage differential.
2. Low Quiescent Current: Excellent for power-sensitive applications, with a quiescent current of around 60µA.
3. Wide Input Voltage Range: Accepts input voltages from 3V to 30V, providing flexibility for various applications.
4. Thermal Shutdown: Protects against overheating, enhancing reliability.
5. Short-Circuit Protection: Ensures device safety by limiting output current in fault conditions.
6. High Ripple Rejection: Maintains output stability in the presence of input voltage ripples.
7. Compact Package: Available in a surface-mount SOIC-8 package for space-saving designs.
8. Output Capacitor Compatibility: Works well with a wide range of output capacitors, including ceramic.
These features make the MIC2954-02WS-TR suitable for applications in power supplies, portable devices, and other electronic circuits requiring stable voltage regulation.
1. Low Dropout Voltage: Typically 0.3V at full load, enabling efficient operation with minimal input-output voltage differential.
2. Low Quiescent Current: Excellent for power-sensitive applications, with a quiescent current of around 60µA.
3. Wide Input Voltage Range: Accepts input voltages from 3V to 30V, providing flexibility for various applications.
4. Thermal Shutdown: Protects against overheating, enhancing reliability.
5. Short-Circuit Protection: Ensures device safety by limiting output current in fault conditions.
6. High Ripple Rejection: Maintains output stability in the presence of input voltage ripples.
7. Compact Package: Available in a surface-mount SOIC-8 package for space-saving designs.
8. Output Capacitor Compatibility: Works well with a wide range of output capacitors, including ceramic.
These features make the MIC2954-02WS-TR suitable for applications in power supplies, portable devices, and other electronic circuits requiring stable voltage regulation.
Pinout
The MIC2954-02WS-TR is a low-dropout voltage regulator (LDO) with a pin count of 8. Its primary functionality is to provide a stable output voltage of 2.5V with low dropout voltage, making it suitable for battery-operated devices.
Pin Functions:
1. Pin 1 (Adjust): Used to set the output voltage (not connected for fixed output).
2. Pin 2 (Input): Supply voltage input.
3. Pin 3 (Output): Regulated voltage output.
4. Pin 4 (Ground): Common ground reference.
5. Pin 5 (Enable): Active-high enable input to turn the regulator on/off.
6. Pin 6 (No Connect): Not connected internally; can be left floating.
7. Pin 7 (Bypass): Bypass capacitor connection for improved transient response.
8. Pin 8 (Power Good): Open-drain output that indicates the output voltage status.
This device is designed for applications requiring low power and high efficiency.
Pin Functions:
1. Pin 1 (Adjust): Used to set the output voltage (not connected for fixed output).
2. Pin 2 (Input): Supply voltage input.
3. Pin 3 (Output): Regulated voltage output.
4. Pin 4 (Ground): Common ground reference.
5. Pin 5 (Enable): Active-high enable input to turn the regulator on/off.
6. Pin 6 (No Connect): Not connected internally; can be left floating.
7. Pin 7 (Bypass): Bypass capacitor connection for improved transient response.
8. Pin 8 (Power Good): Open-drain output that indicates the output voltage status.
This device is designed for applications requiring low power and high efficiency.
Manufacturer
The MIC2954-02WS-TR is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in microcontrollers, memory, and analog semiconductors. Founded in 1989, Microchip primarily serves a variety of industries, including automotive, industrial, consumer, and communications. The company is known for its focus on embedded control solutions and offers a wide range of products, including development tools and software. It aims to provide high-performance, low-power, and cost-effective solutions for a diverse set of applications.
Application
The MIC2954-02WS-TR is a low-dropout (LDO) voltage regulator primarily used in applications requiring stable voltage supplies. Key application areas include:
1. Consumer Electronics: Powering devices like smartphones, tablets, and portable gadgets.
2. Industrial Equipment: Provides regulated power for sensors and control systems.
3. Telecommunications: Ensures reliable operation of communication devices and infrastructures.
4. Automotive: Used in in-vehicle electronics for consistent voltage regulation.
5. Battery-Powered Devices: Extends battery life by efficiently regulating voltage levels.
Its features make it suitable for applications needing low noise and high accuracy in power management.
1. Consumer Electronics: Powering devices like smartphones, tablets, and portable gadgets.
2. Industrial Equipment: Provides regulated power for sensors and control systems.
3. Telecommunications: Ensures reliable operation of communication devices and infrastructures.
4. Automotive: Used in in-vehicle electronics for consistent voltage regulation.
5. Battery-Powered Devices: Extends battery life by efficiently regulating voltage levels.
Its features make it suitable for applications needing low noise and high accuracy in power management.
Package
The MIC2954-02WS-TR is packaged in a surface-mount SOIC-8 (Small Outline Integrated Circuit) configuration.
