NCP1052ST136T3G - English Editing Encyclopedia Entry

Product Overview

Category

NCP1052ST136T3G belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used in power supply systems, where it plays a crucial role in regulating and controlling the flow of electrical power.

Characteristics

• High efficiency: The NCP1052ST136T3G offers excellent power conversion efficiency, minimizing energy losses during operation.
• Compact package: It comes in a small form factor, making it suitable for space-constrained applications.
• Wide input voltage range: This IC can handle a broad range of input voltages, enhancing its versatility.
• Low standby power consumption: The NCP1052ST136T3G consumes minimal power when in standby mode, contributing to energy savings.

Package and Quantity

The NCP1052ST136T3G is available in a standard surface-mount package. Each package contains one unit of the IC.

Specifications

• Input Voltage Range: 4.5V to 25V
• Output Voltage: 1.36V
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOT-223

Pin Configuration

The NCP1052ST136T3G features a total of six pins arranged as follows:

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| | --| VCC | --| GND | --| FB | --| COMP | --| CS | |___________| ```

1. VCC: Power supply pin.
2. GND: Ground reference pin.
3. FB: Feedback pin for regulating the output voltage.
4. COMP: Compensation pin for stability control.
5. CS: Current sense pin for current monitoring and protection.

Functional Features

• Voltage Regulation: The NCP1052ST136T3G ensures a stable output voltage by continuously adjusting the power supply based on feedback signals.
• Overcurrent Protection: It incorporates current sensing functionality to detect and protect against excessive current flow, preventing damage to the system.
• Soft Start: This IC includes a soft start feature that gradually ramps up the output voltage during startup, reducing stress on components.
• Frequency Modulation: The NCP1052ST136T3G employs frequency modulation techniques to optimize power efficiency across various load conditions.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and heat generation.
• Compact package allows for easy integration into space-limited designs.
• Wide input voltage range enhances compatibility with different power sources.
• Low standby power consumption contributes to energy savings.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Requires additional external components for complete power supply implementation.

Working Principles

The NCP1052ST136T3G operates based on a pulse width modulation (PWM) control scheme. It regulates the output voltage by comparing the feedback signal (FB) with a reference voltage. By adjusting the duty cycle of the PWM signal, the IC controls the power delivered to the load, maintaining a stable output voltage.

Detailed Application Field Plans

The NCP1052ST136T3G finds application in various power management scenarios, including but not limited to: 1. Consumer electronics: Power supplies for smartphones, tablets, and other portable devices. 2. Industrial automation: Control systems, motor drives, and power inverters. 3. Automotive electronics: Battery chargers, LED lighting, and infotainment systems. 4. Renewable energy: Solar power converters and wind turbine controllers.

Alternative Models

For users seeking alternative options, the following ICs can be considered: 1. NCP1052ST100T3G: Similar to NCP1052ST136T3G but with an output voltage of 1.0V. 2. NCP1052ST150T3G: Similar to NCP1052ST136T3G but with an output voltage of 1.5V. 3. NCP1052ST180T3G: Similar to NCP1052ST136T3G but with an output voltage of 1.8V.

These alternative models provide flexibility in choosing the desired output voltage for specific applications.

In conclusion, the NCP1052ST136T3G is a highly efficient and compact integrated circuit designed for power management applications. Its wide input voltage range, low standby power consumption, and various functional features make it suitable for diverse industries. However, users should consider its limited maximum output current and the need for additional external components.