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LD39150PT18-R
Product Overview
Category
The LD39150PT18-R belongs to the category of low-dropout voltage regulators.
Use
It is used to regulate voltage in various electronic devices and circuits.
Characteristics
- Low dropout voltage
- High accuracy
- Low quiescent current
- Thermal shutdown and current limit protection
Package
The LD39150PT18-R is available in a small package, typically SOT-223 or DPAK.
Essence
This voltage regulator provides stable and reliable voltage regulation for electronic systems.
Packaging/Quantity
The LD39150PT18-R is typically sold in reels or tubes containing a specific quantity per package.
Specifications
- Input Voltage Range: 4.4V to 16V
- Output Voltage: 1.8V
- Maximum Output Current: 1.5A
- Dropout Voltage: 300mV at 1.5A
- Quiescent Current: 75µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LD39150PT18-R typically has three pins: 1. Input (VIN) 2. Ground (GND) 3. Output (VOUT)
Functional Features
- Low dropout voltage
- High PSRR (Power Supply Rejection Ratio)
- Thermal shutdown and current limit protection
- Fast transient response
Advantages and Disadvantages
Advantages
- Stable output voltage
- Low dropout voltage
- Wide input voltage range
- Thermal and current protection features
Disadvantages
- Higher quiescent current compared to some alternatives
- Limited maximum output current
Working Principles
The LD39150PT18-R uses a reference voltage and feedback loop to maintain a constant output voltage, even with varying input voltages and load conditions. It achieves this by regulating the voltage across its internal pass transistor.
Detailed Application Field Plans
The LD39150PT18-R is commonly used in applications such as: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the LD39150PT18-R include: - LM1117 - LT1763 - TPS7A47
In conclusion, the LD39150PT18-R is a versatile low-dropout voltage regulator with a wide range of applications and several advantageous features. Its stable performance and compact package make it a popular choice for various electronic designs.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LD39150PT18-R en soluciones técnicas
What is the LD39150PT18-R?
- The LD39150PT18-R is a low-dropout voltage regulator designed for use in various technical solutions.
What is the input voltage range of the LD39150PT18-R?
- The LD39150PT18-R has an input voltage range from 2.5V to 6.5V.
What is the output voltage of the LD39150PT18-R?
- The LD39150PT18-R has a fixed output voltage of 1.8V.
What is the maximum output current of the LD39150PT18-R?
- The LD39150PT18-R can provide a maximum output current of 1.5A.
What are the typical applications of the LD39150PT18-R?
- The LD39150PT18-R is commonly used in battery-powered devices, portable equipment, and other applications requiring a regulated power supply.
What are the key features of the LD39150PT18-R?
- The LD39150PT18-R features low dropout voltage, low quiescent current, thermal shutdown, and short-circuit protection.
What is the thermal resistance of the LD39150PT18-R?
- The LD39150PT18-R has a low thermal resistance, making it suitable for space-constrained designs.
Is the LD39150PT18-R available in a surface-mount package?
- Yes, the LD39150PT18-R is available in a compact and thermally-enhanced DFN package.
Does the LD39150PT18-R require external components for operation?
- The LD39150PT18-R requires only a small number of external components for stable and reliable operation.
Is the LD39150PT18-R suitable for automotive applications?
- Yes, the LD39150PT18-R is AEC-Q100 qualified, making it suitable for automotive applications where a regulated power supply is needed.