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L7986
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection
Package: PowerSO-10 package
Essence: The L7986 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
Packaging/Quantity: The L7986 is available in a PowerSO-10 package. The quantity per package may vary depending on the manufacturer.
Specifications
- Input Voltage Range: 4.5V to 60V
- Output Voltage Range: 0.8V to 55V
- Output Current: Up to 3A
- Dropout Voltage: 300mV at 3A
- Quiescent Current: 50µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The L7986 has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- VOUT: Output voltage pin
- COMP: Compensation pin
- SS/TR: Soft-start/Tracking pin
- PGND: Power ground pin
- BOOT: Bootstrap capacitor pin
- SW: Switching node pin
Functional Features
- Wide input voltage range allows for versatile applications.
- Adjustable output voltage provides flexibility in different scenarios.
- Overcurrent and thermal protection ensure safe operation.
- High efficiency minimizes power dissipation.
- Low dropout voltage enables operation with low input voltages.
Advantages and Disadvantages
Advantages: - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection - High efficiency
Disadvantages: - PowerSO-10 package may require additional space on the PCB.
Working Principles
The L7986 is a step-down voltage regulator that uses a switching mechanism to efficiently convert higher input voltages to lower output voltages. It employs a pulse width modulation (PWM) control scheme to regulate the output voltage. The internal circuitry of the IC ensures stable and accurate voltage regulation even under varying load conditions.
Detailed Application Field Plans
The L7986 can be used in various applications, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Battery-powered devices - LED lighting systems - Telecom infrastructure
Detailed and Complete Alternative Models
Some alternative models to the L7986 include: - LM317: Adjustable voltage regulator with a wide input voltage range. - LT1084: Low dropout voltage regulator suitable for high current applications. - TPS7A47: Ultra-low noise voltage regulator for sensitive electronic circuits. - LM1117: Fixed output voltage regulator available in various voltage options.
These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de L7986 en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of L7986 in technical solutions:
Q: What is L7986? A: L7986 is a high-efficiency step-down switching regulator IC designed for use in various technical solutions.
Q: What is the input voltage range of L7986? A: The input voltage range of L7986 is typically between 4.5V and 38V.
Q: What is the output voltage range of L7986? A: The output voltage range of L7986 can be adjusted from 0.8V to VIN.
Q: What is the maximum output current of L7986? A: The maximum output current of L7986 is 3A.
Q: Does L7986 require an external power transistor? A: No, L7986 is a fully integrated solution and does not require an external power transistor.
Q: Can L7986 operate in a wide temperature range? A: Yes, L7986 is designed to operate in a wide temperature range, typically from -40°C to 125°C.
Q: Does L7986 have built-in protection features? A: Yes, L7986 includes various protection features such as thermal shutdown, overcurrent protection, and short-circuit protection.
Q: Can L7986 be used in battery-powered applications? A: Yes, L7986 is suitable for battery-powered applications due to its low quiescent current and high efficiency.
Q: Is L7986 compatible with both ceramic and electrolytic output capacitors? A: Yes, L7986 is compatible with both ceramic and electrolytic output capacitors, providing flexibility in design.
Q: What are some typical applications of L7986? A: L7986 can be used in a wide range of applications, including industrial automation, consumer electronics, LED lighting, and automotive systems.
Please note that the answers provided here are general and may vary depending on specific design requirements and application scenarios.