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LE88231DLCT
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: Low Dropout Voltage Regulator
- Package: DFN (Dual Flat No-Lead)
- Essence: Voltage regulation for low-power applications
- Packaging/Quantity: Tape and Reel, 3000 units per reel
Specifications
- Input Voltage Range: 2.5V to 6.5V
- Output Voltage Range: 1.2V to 5.5V
- Dropout Voltage: 200mV at 150mA
- Maximum Output Current: 300mA
- Quiescent Current: 45µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The LE88231DLCT has the following pin configuration:
| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VIN | Input voltage | | 2 | GND | Ground | | 3 | EN | Enable pin | | 4 | VOUT | Output voltage |
Functional Features
- Low dropout voltage for efficient power management
- Wide input voltage range for versatile applications
- Low quiescent current for power-saving operation
- Built-in thermal shutdown protection
- Short-circuit and overcurrent protection
Advantages and Disadvantages
Advantages: - Low dropout voltage ensures efficient power conversion - Wide input voltage range allows for flexibility in various applications - Low quiescent current minimizes power consumption - Thermal shutdown protection prevents overheating - Short-circuit and overcurrent protection enhance device reliability
Disadvantages: - Limited maximum output current of 300mA - Operating temperature range may not be suitable for extreme environments
Working Principles
The LE88231DLCT is a low dropout voltage regulator that regulates the output voltage based on the input voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The device utilizes a PNP pass transistor, which enables low dropout voltage and efficient power management.
Detailed Application Field Plans
The LE88231DLCT is suitable for a wide range of low-power applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Wearable devices - Embedded systems
Detailed and Complete Alternative Models
- LE88230DLCT: Similar specifications and features, but with a different pin configuration
- LE88232DLCT: Higher maximum output current of 500mA, suitable for applications requiring higher power
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LE88231DLCT v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LE88231DLCT in technical solutions:
Q: What is LE88231DLCT? A: LE88231DLCT is a specific model of power management integrated circuit (PMIC) designed for use in various technical solutions.
Q: What are the key features of LE88231DLCT? A: The key features of LE88231DLCT include multiple voltage regulators, power sequencing, fault protection, and low-power modes.
Q: In which applications can LE88231DLCT be used? A: LE88231DLCT can be used in a wide range of applications such as industrial automation, automotive systems, consumer electronics, and IoT devices.
Q: How many voltage regulators does LE88231DLCT have? A: LE88231DLCT has multiple voltage regulators, typically including a buck regulator, LDOs (low-dropout regulators), and other configurable regulators.
Q: What is power sequencing, and why is it important? A: Power sequencing refers to the controlled order in which different power supplies are turned on or off. It is important to ensure proper functionality and prevent damage to sensitive components.
Q: Does LE88231DLCT provide any fault protection mechanisms? A: Yes, LE88231DLCT incorporates various fault protection features such as overvoltage protection, undervoltage lockout, thermal shutdown, and short-circuit protection.
Q: Can LE88231DLCT operate in low-power modes? A: Yes, LE88231DLCT supports low-power modes like sleep mode or standby mode, allowing for efficient power management and extended battery life in portable devices.
Q: Is LE88231DLCT compatible with different communication protocols? A: LE88231DLCT is typically designed to work with various communication protocols such as I2C (Inter-Integrated Circuit) or SPI (Serial Peripheral Interface).
Q: Are there any evaluation boards or reference designs available for LE88231DLCT? A: Yes, the manufacturer of LE88231DLCT often provides evaluation boards and reference designs to help developers quickly prototype their applications.
Q: Where can I find more technical information about LE88231DLCT? A: You can find more technical information, including datasheets, application notes, and user guides, on the manufacturer's website or by contacting their technical support team.