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LT3640EFE#TRPBF
Product Overview
- Category: Integrated Circuits (ICs)
- Use: Voltage Regulator
- Characteristics: High efficiency, low noise, compact size
- Package: 16-TSSOP
- Essence: Step-down switching regulator
- Packaging/Quantity: Tape & Reel (3000 units)
Specifications
- Input Voltage: 3V to 25V
- Output Voltage: 0.6V to 20V
- Output Current: 400mA
- Switching Frequency: 1MHz
- Operating Temperature: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input voltage
- GND: Ground
- FB: Feedback pin
- EN: Enable pin
- SW: Switching node
- PG: Power good indicator
- SS/TRK: Soft-start/tracking
Functional Features
- Wide input voltage range
- Adjustable output voltage
- Internal compensation
- Low dropout operation
- Thermal shutdown and current limit protection
Advantages
- High efficiency conversion
- Small external components required
- Wide operating temperature range
- Power good indicator for output status monitoring
Disadvantages
- Limited output current compared to some alternatives
- Higher cost compared to linear regulators
Working Principles
The LT3640EFE#TRPBF is a step-down switching regulator that uses a high efficiency 1MHz fixed frequency synchronous buck converter. It integrates the power switch, Schottky diode, and control circuitry into a single chip, providing a compact and efficient solution for voltage regulation.
Detailed Application Field Plans
This voltage regulator is suitable for various applications including: - Portable devices - Industrial equipment - Automotive electronics - Distributed power systems
Detailed and Complete Alternative Models
Some alternative models to consider are: - LT1763 - LM2675 - LM2940
In conclusion, the LT3640EFE#TRPBF is a versatile and efficient voltage regulator suitable for a wide range of applications. Its compact size, high efficiency, and wide input voltage range make it an ideal choice for various electronic designs.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением LT3640EFE#TRPBF в технических решениях.
What is the input voltage range of LT3640EFE#TRPBF?
- The input voltage range of LT3640EFE#TRPBF is 2.5V to 45V.
What is the output voltage range of LT3640EFE#TRPBF?
- The output voltage range of LT3640EFE#TRPBF is 0.8V to 42V.
What is the maximum output current of LT3640EFE#TRPBF?
- The maximum output current of LT3640EFE#TRPBF is 4A.
What are the typical applications for LT3640EFE#TRPBF?
- LT3640EFE#TRPBF is commonly used in automotive, industrial, and telecom applications, as well as in battery chargers and power supplies.
What is the efficiency of LT3640EFE#TRPBF?
- The efficiency of LT3640EFE#TRPBF can reach up to 95%.
Does LT3640EFE#TRPBF have built-in protection features?
- Yes, LT3640EFE#TRPBF includes overcurrent and overvoltage protection, as well as thermal shutdown.
What is the operating temperature range of LT3640EFE#TRPBF?
- LT3640EFE#TRPBF has an operating temperature range of -40°C to 125°C.
Is LT3640EFE#TRPBF suitable for high-reliability applications?
- Yes, LT3640EFE#TRPBF is designed for high-reliability applications and has a rugged design for demanding environments.
Can LT3640EFE#TRPBF be used in both step-up and step-down configurations?
- Yes, LT3640EFE#TRPBF can be used in both step-up and step-down configurations, providing flexibility in various designs.
What are the key benefits of using LT3640EFE#TRPBF in technical solutions?
- Some key benefits of LT3640EFE#TRPBF include its wide input voltage range, high efficiency, compact size, and robust protection features, making it suitable for a wide range of applications.