LP2985IM5-3.3

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LP2985IM5-3.3

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IC REG LINEAR 3.3V 150MA SOT23-5

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Not For New Designs
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 16V
Voltage-Output(Min/Fixed) 3.3V
VoltageDropout(Max) 0.58V @ 150mA
Current-Output 150mA
Current-Quiescent(Iq) 95 µA
Current-Supply(Max) 2.5 mA
PSRR 45dB (1kHz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature, Short Circuit
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Übersicht

Description

The LP2985IM5-3.3 is a low-dropout (LDO) voltage regulator from Texas Instruments. It is designed to provide a stable 3.3V output from a higher voltage input, with a maximum output current of 150mA. This device features low noise, high accuracy, and low quiescent current, making it suitable for battery-powered applications and circuits requiring precise voltage regulation.
Key features include:
- Output Voltage: 3.3V
- Input Voltage Range: Up to 16V
- Output Current: 150mA maximum
- Low Dropout Voltage: Typically 280mV at 150mA
- Low Quiescent Current: Typically 85µA
- High PSRR: Provides good power supply rejection ratio, reducing the impact of input voltage variations
- Thermal and Overcurrent Protection: Enhances reliability and safety
- Package: SOT-23-5, a compact package suitable for space-constrained applications
The LP2985IM5-3.3 is commonly used in portable devices, microcontroller applications, and other electronic systems requiring a stable 3.3V power supply with minimal external components.

Equivalent

Equivalent products for the LP2985IM5-3.3, a low-dropout (LDO) linear voltage regulator, include the following:
1. MIC5205-3.3BM5 from Microchip Technology
2. AMS1117-3.3 from Advanced Monolithic Systems
3. NCP1117-3.3 from ON Semiconductor
4. LD1117S33TR from STMicroelectronics
5. TLV1117-33 from Texas Instruments
Always check datasheets to confirm compatibility regarding pin configuration, output current, and other specifications.

Features

The LP2985IM5-3.3 is a low-dropout (LDO) linear voltage regulator designed to provide a fixed 3.3V output. Key features include:
1. Output Voltage: Fixed at 3.3V.
2. Input Voltage Range: Typically 2.5V to 16V.
3. Low Dropout Voltage: Approximately 280mV at full load, ensuring efficiency.
4. Output Current: Can supply up to 150mA.
5. Accuracy: High output voltage accuracy, typically within ±1.5%.
6. Low Quiescent Current: Helps prolong battery life in portable applications.
7. Thermal Protection: Built-in to prevent damage from overheating.
8. Short-Circuit Protection: Guards against output short circuits.
9. Small Package: Available in a 5-pin SOT-23 package, ideal for space-constrained applications.
10. Low Noise: Suitable for noise-sensitive applications.
These features make the LP2985IM5-3.3 well-suited for battery-operated devices, portable electronics, and applications requiring a stable and efficient voltage regulation.

Pinout

The LP2985IM5-3.3 is a low-dropout (LDO) voltage regulator and is part of the LP2985 series. It features a 5-pin SOT-23 package. The primary function of this component is to provide a regulated output voltage of 3.3V with a maximum output current of 150 mA.
The pin configuration and functions are as follows:
1. Pin 1 (VOUT): Output pin that supplies the regulated 3.3V.
2. Pin 2 (GND): Ground connection.
3. Pin 3 (SHUTDOWN): Shutdown pin for enabling or disabling the regulator. If connected to ground, the regulator is enabled; if connected to a high voltage, the regulator is disabled.
4. Pin 4 (VIN): Input pin where the unregulated input voltage is supplied.
5. Pin 5 (BYPASS): Bypass pin for connecting an external capacitor to improve noise performance and transient response.
The LP2985IM5-3.3 is widely used in applications requiring a stable 3.3V output from a higher input voltage source, with low quiescent current and good noise performance.

Manufacturer

The LP2985IM5-3.3 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. The company is one of the largest semiconductor companies in the world and operates in various sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. Known for its strong focus on innovation and engineering, Texas Instruments produces a wide range of products, including analog electronics, embedded processors, and digital light processing technology.

Application

The LP2985IM5-3.3 is a low-dropout (LDO) linear voltage regulator primarily used in applications requiring efficient and stable power supply. Common areas include battery-powered devices, such as mobile phones, tablets, and portable audio players, due to its low quiescent current and low dropout voltage. It is also used in microcontroller power supplies, sensor modules, and communication devices where precise voltage regulation is crucial. Additionally, the LP2985IM5-3.3 is utilized in industrial equipment and consumer electronics to ensure consistent performance and reliability. Its small package size makes it ideal for compact, space-constrained applications.

Package

The LP2985IM5-3.3 is packaged in a SOT-23-5, which is a small-outline transistor package with five leads.

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