LD2980CM33TR

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LD2980CM33TR

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IC REG LINEAR 3.3V 50MA SOT23-5

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  • メーカー品番 #LD2980CM33TR

  • データシート LD2980CM33TR DataSheet

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仕様

属性
Part Status Active
Base Product Number LD2980
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 16V
Voltage - Output (Min/Fixed) 3.3V
Voltage Dropout (Max) 0.225V @ 50mA
Current - Output 50mA
Current - Quiescent (Iq) 150 µA
Current - Supply (Max) 1.2 mA
PSRR 63dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package SC-74A, SOT-753
Supplier Device Package SOT-23-5
Packaging Cut Tape (CT), Tape & Reel (TR)

概要

Description

The LD2980CM33TR is a low-dropout (LDO) linear voltage regulator designed for providing a stable output voltage with low input-to-output voltage differential. It is typically used in electronic circuits to maintain a constant voltage level, even when there are fluctuations in the input voltage or load current.
Key features of the LD2980CM33TR include:
- Output Voltage: Fixed at 3.3V, suitable for powering 3.3V logic circuits.
- Dropout Voltage: Low dropout, allowing it to operate efficiently with minimal input voltage above the output voltage.
- Current Capability: Provides a maximum output current, typically up to 50mA-150mA, depending on the specific variant.
- Low Quiescent Current: Efficient in battery-powered applications due to its low power consumption when idle.
- Protection Features: Includes thermal shutdown and current limit protection to prevent damage in overcurrent or overheating conditions.
- Package: Available in SOT-223 package, suitable for surface-mount technology (SMT).
Overall, the LD2980CM33TR is well-suited for applications requiring efficient power regulation in a compact form factor.

Equivalent

The LD2980CM33TR is a low dropout voltage regulator providing 3.3V output. Equivalent products include:
1. MIC5205-3.3YM by Microchip Technology
2. LP2985AIM5-3.3 by Texas Instruments
3. NCP1117ST33T3G by ON Semiconductor
4. AMS1117-3.3 by Advanced Monolithic Systems
These alternatives offer similar voltage regulation and performance characteristics. Always check datasheets to ensure compatibility with specific application requirements.

Features

The LD2980CM33TR is a low dropout voltage regulator. Here are its key features:
1. Output Voltage: 3.3V fixed output.
2. Input Voltage Range: Typically between 2.5V and 16V.
3. Output Current: Capable of delivering up to 50 mA.
4. Low Dropout Voltage: Ensures efficient regulation with minimal voltage difference between input and output.
5. Quiescent Current: Low quiescent current enhances battery life in portable applications.
6. Ripple Rejection: Good ripple rejection for stable output under varying input conditions.
7. Thermal Protection: Built-in thermal shutdown to prevent overheating.
8. Short-circuit Protection: Safeguards against excessive current draw.
9. Package: Available in compact packages for space-constrained applications.
10. Stability: Designed for stability with low ESR capacitors.
This voltage regulator is ideal for applications requiring efficient power management in compact spaces, such as portable electronics and battery-powered devices.

Pinout

The LD2980CM33TR is a low-dropout (LDO) voltage regulator. It is typically packaged in a SOT-23-5 or similar package, which has 5 pins. The pin functions generally include:
1. Input (Vin): This is the pin where the input voltage is supplied to the regulator.
2. Ground (GND): This pin is connected to the ground or zero voltage reference point.
3. Output (Vout): The regulated output voltage is provided at this pin, which is 3.3V for this specific model.
4. Shutdown (SHDN): This pin can be used to disable the regulator, turning off the output.
5. Bypass (BYP): This pin is used to connect an external capacitor for noise reduction and improved transient response.
These regulators are typically used in applications requiring stable and precise voltage regulation with low dropout voltage, such as battery-powered devices, portable electronics, and other low-voltage applications. Always refer to the specific datasheet for precise pin configuration and any additional details.

Manufacturer

The LD2980CM33TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor integrated circuits and discrete devices. The company serves various applications such as automotive, industrial, personal electronics, and communications equipment. Established in 1987 through the merger of the Italian company SGS Microelettronica and the French company Thomson Semiconducteurs, STMicroelectronics is one of the world's largest semiconductor companies. The company is headquartered in Geneva, Switzerland, and operates manufacturing plants and research and development centers worldwide.

Application

The LD2980CM33TR is a low-dropout (LDO) voltage regulator commonly used in applications requiring stable and precise voltage supply. Key application areas include portable battery-powered devices, where efficient power regulation is essential to extend battery life. It's also used in consumer electronics, communication devices, and industrial equipment requiring minimal power loss and low output noise. The LDO can provide a stable voltage for microcontrollers, sensors, and other sensitive components in embedded systems. Additionally, its low quiescent current makes it suitable for energy-efficient designs.

Package

The LD2980CM33TR is a low dropout (LDO) voltage regulator. It comes in a SOT-89 package, which is a small outline transistor package commonly used for surface-mount technology (SMT).

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