LP38692MPX-3.3

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LP38692MPX-3.3

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IC REG LINEAR 3.3V 1A SOT-223-5

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Obsolete
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 10V
Voltage - Output (Min / Fixed) 3.3V
Voltage Dropout (Max) 1V @ 1A
Current - Output 1A
Current - Quiescent (Iq) 55 µA
PSRR 55dB (120Hz)
Protection Features Over Temperature
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case TO-261-5, TO-261AB
Supplier Device Package SOT-223-5
Base Product Number LP38692
Current - Supply (Max) 100 µA

Tổng quan

Description

The LP38692MPX-3.3 is a low-dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 3.3V. It features high accuracy, low dropout voltage, and excellent transient response, making it suitable for a variety of applications, including portable devices, microcontrollers, and embedded systems.
Key specifications include a maximum output current of 1A, a dropout voltage typically around 300 mV at full load, and a wide input voltage range, typically from 4.5V to 20V. The device also includes thermal protection and current limiting features to ensure safe operation.
The LP38692MPX-3.3 is packaged in a compact surface-mount format, which aids in saving board space. Its low noise output is particularly beneficial in sensitive analog applications. Overall, the LP38692MPX-3.3 combines performance and efficiency, making it a reliable choice for designers needing a robust power supply solution.

Equivalent

The LP38692MPX-3.3 is a low dropout linear voltage regulator. Equivalent products include:
1. LM1117-3.3 - Low dropout regulator with similar specifications.
2. MIC5205-3.3 - Another low dropout option with a higher output current capability.
3. LT1086-3.3 - Low dropout linear regulator from Linear Technology.
Always check datasheets for specific electrical characteristics and ensure compatibility with your circuit requirements.

Features

The LP38692MPX-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V. Key features include:
1. Input Voltage Range: Operates with a wide input voltage range, typically up to 20V.
2. Low Dropout Voltage: Offers a low dropout voltage, typically around 300mV at 1A load current, ensuring efficient operation.
3. Output Current: Capable of supplying up to 1A of continuous output current.
4. Thermal Protection: Includes thermal overload protection to prevent damage under excessive heat conditions.
5. Short-Circuit Protection: Features built-in short-circuit protection for enhanced reliability.
6. Low Quiescent Current: Exhibits low quiescent current, making it suitable for battery-powered applications.
7. Stability: Compatible with a wide range of output capacitors, providing stable operation with ceramic, tantalum, or aluminum electrolytic capacitors.
8. Package: Available in a compact industry-standard package (TO-220 or similar), facilitating easy integration into various designs.
This combination of features makes the LP38692MPX-3.3 ideal for various electronic applications, including portable devices and embedded systems.

Pinout

The LP38692MPX-3.3 is a low-dropout (LDO) voltage regulator from Texas Instruments. It has a total of 8 pins. Here are the pin assignments and their functions:
1. Input (Vin) - Connects to the input voltage source.
2. Ground (GND) - The reference ground for the device.
3. Output (Vout) - Provides the regulated output voltage (3.3V).
4. Enable (EN) - Controls the output; active high to enable the regulator.
5. Bypass (BP) - Connects to an external capacitor for noise filtering.
6. NC (No Connect) - Not connected internally; can be left floating.
7. Feedback (FB) - Used for voltage regulation feedback.
8. SHDN - Shutdown pin; low to disable the output regulator.
The LP38692MPX-3.3 is designed for applications requiring a stable 3.3V power supply with low dropout voltage, making it suitable for battery-operated devices.

Manufacturer

The LP38692MPX-3.3 is manufactured by Texas Instruments (TI), a prominent global technology company. Texas Instruments is known for designing and producing a wide range of semiconductor products, including analog chips, embedded processors, and digital signal processors. The company serves various sectors, including automotive, industrial, communications, and consumer electronics. Established in 1930, TI is headquartered in Dallas, Texas, and has a strong reputation for innovation and quality in the semiconductor industry. The LP38692 series consists of low-dropout (LDO) linear voltage regulators, which are used to provide stable voltage supply to various electronic devices. TI is recognized for its commitment to engineering excellence and extensive product portfolio, making it a significant player in the global electronics market.

Application

The LP38692MPX-3.3 is a low-dropout (LDO) voltage regulator commonly used in various application areas, including:
1. Power Management: Provides stable output voltage for microcontrollers, DSPs, and FPGAs.
2. Consumer Electronics: Supplies power to portable devices like smartphones and tablets.
3. Industrial Equipment: Used in automation and control systems for reliable operation.
4. Telecommunications: Powers communication devices and networking equipment.
5. LED Drivers: Supports LED lighting applications with regulated voltage.
6. Battery-Powered Devices: Ensures efficient power usage and voltage regulation in battery-operated systems.
Its compact design and low quiescent current make it suitable for space-constrained applications.

Package

The LP38692MPX-3.3 is packaged in a 5-pin SOT-23 (Small Outline Transistor) package. This compact surface-mount design is suitable for space-constrained applications.

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