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SRP120LF
Product Overview
Category: Integrated Circuit
Use: Power Management IC
Characteristics: Low power consumption, compact size
Package: 8-pin SOIC
Essence: Efficient power management
Packaging/Quantity: Tape and reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage: 1.8V to 3.3V
- Maximum Output Current: 200mA
- Quiescent Current: 30µA
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
- VIN (Pin 1): Input voltage
- GND (Pin 2): Ground
- EN (Pin 3): Enable pin
- FB (Pin 4): Feedback pin
- SW (Pin 5): Switch node
- LX (Pin 6): Inductor connection
- PGND (Pin 7): Power ground
- VOUT (Pin 8): Output voltage
Functional Features
- Low quiescent current for extended battery life
- Wide input voltage range for versatile applications
- Internal soft-start to reduce inrush current
- Overcurrent and thermal protection for enhanced safety
Advantages and Disadvantages
Advantages: - Compact size ideal for space-constrained designs - Wide input voltage range allows flexibility in power supply selection - Low quiescent current minimizes power consumption during standby
Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Operating temperature range may restrict use in extreme environments
Working Principles
The SRP120LF is a step-down DC-DC converter that efficiently regulates the input voltage to a lower, stable output voltage. When enabled, the internal control circuitry adjusts the duty cycle of the switch node to achieve the desired output voltage. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle as necessary to maintain regulation.
Detailed Application Field Plans
The SRP120LF is well-suited for various battery-powered applications such as portable devices, IoT sensors, and handheld instruments. Its low quiescent current and wide input voltage range make it suitable for energy-efficient designs requiring long battery life.
Detailed and Complete Alternative Models
- SRP125LF: Higher maximum output current (400mA), otherwise similar specifications
- SRP130LF: Extended operating temperature range (-40°C to 105°C), otherwise similar specifications
- SRP135LF: Adjustable output voltage, otherwise similar specifications
This concludes the English editing encyclopedia entry structure for SRP120LF.
Énumérez 10 questions et réponses courantes liées à l'application de SRP120LF dans les solutions techniques
What is SRP120LF?
- SRP120LF is a low-profile, high-current power inductor designed for various applications such as DC-DC converters, voltage regulators, and power supplies.
What is the maximum current rating of SRP120LF?
- The maximum current rating of SRP120LF is typically 20A, making it suitable for high-power applications.
What are the key features of SRP120LF?
- Some key features of SRP120LF include its low profile design, high current handling capability, and excellent thermal performance.
In what applications can SRP120LF be used?
- SRP120LF can be used in a wide range of applications including servers, gaming consoles, automotive electronics, and industrial equipment.
What is the temperature range for SRP120LF?
- SRP120LF has an operating temperature range of -40°C to 125°C, allowing it to function reliably in harsh environments.
Does SRP120LF have any certifications or compliances?
- Yes, SRP120LF is compliant with RoHS and REACH regulations, ensuring its environmental friendliness.
What are the recommended PCB layout guidelines for SRP120LF?
- It is recommended to place SRP120LF close to the power stage components and minimize loop area to optimize performance.
Can SRP120LF be used in automotive applications?
- Yes, SRP120LF is suitable for automotive applications and meets the requirements for automotive-grade components.
What are the typical EMI characteristics of SRP120LF?
- SRP120LF exhibits low EMI emissions, making it suitable for applications where electromagnetic interference needs to be minimized.
Is there a recommended soldering profile for SRP120LF?
- Yes, a recommended soldering profile is available in the product datasheet, providing guidance for proper soldering techniques.