PL135-37SC

Overview

Category: Electronic Component
Use: Power Supply
Characteristics: High Efficiency, Compact Size
Package: SMD
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 1000 pieces per reel

Specifications and Parameters

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 1.2V to 33V
• Output Current: Up to 3A
• Quiescent Current: 50µA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PL135-37SC has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)

Functional Characteristics

• High efficiency up to 95%
• Low dropout voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft start function
• Adjustable output voltage
• Stable output voltage under varying load conditions

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input and output voltage ranges provide flexibility - Multiple built-in protections ensure reliable operation

Disadvantages: - Limited output current compared to some other models - Higher cost compared to non-switching regulators

Applicable Range of Products

The PL135-37SC is suitable for a wide range of applications, including but not limited to: - Industrial equipment - Consumer electronics - Automotive electronics - Telecommunications devices - Power management systems

Working Principles

The PL135-37SC is a voltage regulator that utilizes a switching converter topology. It converts the input voltage to a regulated output voltage by rapidly switching an internal power transistor. This switching action allows for high efficiency and compact size.

Detailed Application Field Plans

The PL135-37SC can be used in various applications, such as: 1. Powering microcontrollers and digital circuits in industrial control systems 2. Providing stable voltage supply for audio amplifiers in consumer electronics 3. Regulating voltage for sensors and actuators in automotive applications 4. Powering communication modules in telecommunications devices 5. Enabling efficient power management in battery-operated devices

Detailed Alternative Models

Some alternative models to the PL135-37SC include: - PL125-36SC: Similar specifications but with a lower output current capability - PL145-38SC: Higher output current capability but slightly larger package size - PL130-35SC: Lower cost option with reduced efficiency

5 Common Technical Questions and Answers

1. Q: What is the maximum input voltage for the PL135-37SC? A: The PL135-37SC can handle input voltages up to 36V.

2. Q: Can I adjust the output voltage of the PL135-37SC? A: Yes, the output voltage can be adjusted within the range of 1.2V to 33V.

3. Q: Does the PL135-37SC have overcurrent protection? A: Yes, it has built-in overcurrent protection to safeguard against excessive currents.

4. Q: What is the operating temperature range of the PL135-37SC? A: The PL135-37SC can operate in temperatures ranging from -40°C to +85°C.

5. Q: Is the PL135-37SC suitable for battery-powered devices? A: Yes, its low quiescent current and high efficiency make it suitable for battery-operated devices.

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