SG3525AP013TR

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SG3525AP013TR

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IC REG CTRLR BCK/PSH-PULL 16SOIC

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputType Transistor Driver
Function Step-Down, Step-Up/Step-Down
OutputConfiguration Positive
Topology Buck, Push-Pull
NumberofOutputs 2
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 8V ~ 35V
Frequency-Switching 100Hz ~ 400kHz
DutyCycle(Max) 49%
SynchronousRectifier Yes
ClockSync Yes
ControlFeatures Enable, Soft Start
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Surface Mount
Package/Case 16-SOIC (0.154, 3.90mm Width)

Tổng quan

Description

The SG3525AP013TR is a pulse width modulation (PWM) controller IC used in power electronics applications, particularly for switch-mode power supplies and DC-DC converters. It is designed to provide precise control over switching frequency and duty cycle, improving energy efficiency and performance in various power management applications.
Key features of the SG3525AP013TR include:
1. Frequency Range: Offers a wide oscillator frequency range, typically from 100Hz to 400kHz, allowing for flexibility in different applications.

2. Duty Cycle Control: Provides a control mechanism for the duty cycle, enabling efficient power regulation.
3. Dual Output: Equipped with dual outputs for driving push-pull or half-bridge configurations, enhancing versatility in circuit design.
4. Synchronization: Capable of synchronization with external signals, ensuring compatibility with complex systems.
5. Protection Features: Includes overcurrent and overvoltage protection features, contributing to the reliability and safety of the power supply system.
6. Supply Voltage Range: Operates typically from 8V to 35V, suitable for various input voltage conditions.
The SG3525AP013TR is widely used in industries requiring reliable and efficient power conversion, such as telecommunications, automotive, and industrial control systems.

Equivalent

The SG3525AP013TR is a PWM controller IC used in power supply designs. Equivalent alternatives include:
1. TL494 – A versatile PWM controller chip widely used in similar applications.
2. UC3525 – An upgraded version with comparable features for PWM control.
3. KA3525 – Another direct equivalent offering similar functionality.
4. NCP3525 – Offers similar PWM control features.
These alternatives share similar functionalities for PWM control in power supply circuits. Always verify specific requirements and pin configuration before substituting.

Features

The SG3525AP013TR is a pulse-width modulation (PWM) controller used for power supply applications. Key features include:
1. Voltage Regulation: Offers precise voltage regulation, suitable for switch-mode power supplies.
2. PWM Control: Features pulse-width modulation for efficient power management.
3. Adjustable Frequency: The operating frequency can be set using external resistors and capacitors.
4. Soft-Start Capability: Integrates a soft-start function to gradually ramp up the output voltage, minimizing inrush current.
5. Shutdown Options: Includes capability for shutdown via an external signal, enhancing safety and control.
6. Under-Voltage Lockout: Protects the device during under-voltage conditions.
7. Output Drivers: Offers totem-pole output drivers capable of sourcing/sinking current, suitable for driving power MOSFETs and bipolar transistors.
8. Synchronization: Can be synchronized with an external clock for multiple controller configurations.
9. Error Amplifier: Comes with a built-in error amplifier for feedback control.
These features make the SG3525AP013TR suitable for applications in power converters, inverters, and motor control systems.

Pinout

The SG3525AP013TR is a pulse width modulation (PWM) controller integrated circuit used for switch-mode power supplies. It typically comes in a Dual-In-Line Package (DIP) or a Small Outline Integrated Circuit (SOIC) with 16 pins. Here's a brief overview of its pin functions:
1. Pin 1 (INV): Inverting input of the error amplifier.
2. Pin 2 (NI): Non-inverting input of the error amplifier.
3. Pin 3 (OSC OUT): Oscillator output.
4. Pin 4 (RT): Timing resistor.
5. Pin 5 (CT): Timing capacitor.
6. Pin 6 (SYNC): Synchronization pin for external clock.
7. Pin 7 (DISCHARGE): Discharge pin for timing capacitor.
8. Pin 8 (SOFT START): Soft-start control.
9. Pin 9 (COMP): Compensation for error amplifier.
10. Pin 10 (SHUTDOWN): Shutdown control.
11. Pin 11 (GND): Ground.
12. Pin 12 (OUTPUT A): PWM output A.
13. Pin 13 (OUTPUT B): PWM output B.
14. Pin 14 (VC): Supply voltage for output stages.
15. Pin 15 (VCC): Supply voltage.
16. Pin 16 (REF OUT): Reference voltage output.
This configuration aids in generating precise PWM signals for controlling power electronic devices.

Manufacturer

The SG3525AP013TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of integrated circuits and discrete devices. Founded in 1987 through the merger of SGS Microelettronica of Italy and Thomson Semiconducteurs of France, the company is headquartered in Geneva, Switzerland. It serves various markets, including automotive, industrial, personal electronics, and communications equipment. STMicroelectronics is known for its innovation and solutions in areas such as power management, analog devices, MEMS (Micro-Electro-Mechanical Systems), and sensors, among others. The company is one of the largest semiconductor companies in the world, providing key components for diverse applications and enabling technologies like IoT (Internet of Things), smart driving, and smarter cities.

Application

The SG3525AP013TR is a pulse width modulation (PWM) controller commonly used in various power electronics applications. Key application areas include:
1. Switch Mode Power Supplies (SMPS): It regulates output voltage efficiently in power supply systems.
2. DC-DC Converters: Used for voltage conversion and regulation in battery-powered devices.
3. Inverters: Facilitates DC to AC conversion in renewable energy systems.
4. Motor Control: Provides precise speed and torque control in motor drive applications.
5. Battery Chargers: Manages charging cycles in smart battery management systems.
Its versatility and efficiency make it suitable for industrial, automotive, and consumer electronics applications.

Package

The SG3525AP013TR is a PWM controller IC typically used for switch-mode power supplies. It comes in a surface-mount package type, specifically the SOIC-16 (Small Outline Integrated Circuit with 16 pins).

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