NCP1055ST136T3

Product Overview

Category

NCP1055ST136T3 belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is commonly used in various electronic devices and systems to efficiently regulate and control power supply.

Characteristics

• High efficiency: NCP1055ST136T3 offers excellent power conversion efficiency, minimizing energy losses.
• Compact package: The IC is housed in a small form factor package, making it suitable for space-constrained applications.
• Wide input voltage range: It can handle a broad range of input voltages, providing flexibility in different power supply scenarios.
• Low standby power consumption: NCP1055ST136T3 consumes minimal power during standby mode, enhancing overall energy efficiency.

Package and Quantity

The NCP1055ST136T3 IC is typically available in a surface-mount package. Each package contains one unit of the IC.

Specifications

• Input Voltage Range: 4.5V - 30V
• Output Voltage: 3.3V
• Maximum Output Current: 1.5A
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-223

Pin Configuration

The NCP1055ST136T3 IC features the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. COMP: Compensation pin for stability control
5. CS: Current sense pin for current limit protection
6. SS: Soft-start pin for gradual power-up
7. EN: Enable pin for turning the IC on/off
8. OUT: Output pin for regulated voltage

Functional Features

• Voltage Regulation: NCP1055ST136T3 provides precise voltage regulation, ensuring a stable output voltage even under varying load conditions.
• Current Limit Protection: The IC incorporates current sensing and limiting mechanisms to protect the circuit from excessive current flow.
• Soft-Start Function: The soft-start feature allows for a gradual increase in output voltage during power-up, preventing sudden voltage spikes.
• Enable/Disable Control: The enable pin enables users to easily turn the IC on or off as per their requirements.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced energy consumption.
• Compact package size facilitates integration into space-limited designs.
• Wide input voltage range enhances versatility.
• Low standby power consumption improves overall energy efficiency.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Requires external components for complete power management functionality.

Working Principles

The NCP1055ST136T3 operates based on a pulse width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal switching transistor. This control mechanism ensures that the desired output voltage is maintained within specified limits, even with varying input voltages and loads.

Application Field Plans

The NCP1055ST136T3 finds extensive application in various power management scenarios, including but not limited to: - Consumer electronics - Industrial automation systems - Telecommunications equipment - Automotive electronics - Renewable energy systems

Alternative Models

For those seeking alternative options, the following models can be considered: - NCP1055ST100T3 - NCP1055ST150T3 - NCP1055ST200T3

These models offer similar functionality and characteristics, with variations in output voltage and maximum output current.

In conclusion, the NCP1055ST136T3 integrated circuit is a versatile and efficient power management solution suitable for a wide range of applications. Its compact size, wide input voltage range, and low standby power consumption make it an attractive choice for designers aiming to optimize energy efficiency in their systems.