ICE2QS03G

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ICE2QS03G

AC/DC Converters Quasi-Resonant PWM Controller

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Spécifications

Packaging MouseReel
Standard Pack Qty 2500

Vue d'ensemble

Description

ICE2QS03G is a high-performance, integrated circuit designed for power supply applications, particularly in switch-mode power supplies (SMPS). This device features a power MOSFET and a controller in a single package, enhancing efficiency and reducing the overall footprint of power supply designs. It operates in a quasi-resonant mode, which minimizes switching losses and improves thermal management, making it suitable for applications requiring high efficiency, such as adapters, chargers, and industrial equipment.
Key benefits of the ICE2QS03G include a wide input voltage range, built-in overcurrent protection, under-voltage lockout, and thermal shutdown features, ensuring reliability under varying operating conditions. Its design allows for easy integration into existing systems, facilitating quick development cycles for engineers. Overall, ICE2QS03G represents a versatile solution for modern power supply challenges, aligning with energy efficiency regulations and sustainability goals.

Features

The ICE2QS03G is a high-performance integrated circuit designed primarily for power supply applications. Key features include:
1. Integrated Control: It incorporates a high-voltage start-up circuit, eliminating the need for an external power supply.
2. PWM Control: Utilizes Pulse Width Modulation (PWM) for efficient power conversion.
3. High Efficiency: Designed for minimal energy loss, improving overall efficiency in power supplies.
4. Multiple Protection Features: Includes overvoltage, overcurrent, and thermal protection to ensure safe operation.
5. Wide Input Voltage Range: Supports a broad input voltage range, making it suitable for various applications.
6. Compact Package: Offered in a compact DIP-7 package for easy integration into designs.
7. Low Standby Power: Optimized for low power consumption during standby mode, enhancing energy savings.
Overall, the ICE2QS03G is ideal for use in switch-mode power supplies, adapters, and other energy-efficient applications.

Package

The ICE2QS03G is typically available in a DPAK (TO-252) package type. This package is designed for surface mounting and is commonly used in power management applications due to its efficient thermal performance.

Pinout

The ICE2QS03G is a high-performance power management IC, specifically designed for flyback converters in offline power supplies. It features a total of 8 pins.
Pin Count and Functions:
1. Pin 1 (VDD): Supply voltage input.
2. Pin 2 (VDDE): Voltage reference for internal circuits.
3. Pin 3 (GND): Ground connection.
4. Pin 4 (CSN): Current sense negative input for overcurrent protection.
5. Pin 5 (CSP): Current sense positive input.
6. Pin 6 (COMP): Compensation network connection for control loop stability.
7. Pin 7 (ISENSE): Input for sensing the transformer current.
8. Pin 8 (SW): Switching node connected to the transformer.
This IC is ideal for applications requiring efficient power conversion, including adapters and chargers.

Manufacturer

The ICE2QS03G is manufactured by Infineon Technologies AG. Infineon is a global semiconductor manufacturer headquartered in Neubiberg, Germany. The company specializes in designing and producing a wide range of semiconductor solutions for various applications, including automotive, industrial, and consumer electronics. Infineon focuses on areas such as power management, automotive safety, and connectivity solutions, and it plays a significant role in the development of technologies for energy efficiency and sustainability. The ICE2QS03G is specifically a power IC, often used in applications like switch-mode power supplies.

Application

The ICE2QS03G is a high-voltage primary switch in a flyback converter, commonly used in power supply applications. Its application areas include:
1. AC-DC Power Supplies - Adapters and chargers for consumer electronics.
2. LED Drivers - Efficient driving of LED lighting systems.
3. Telecommunications - Power supplies for telecom equipment.
4. Industrial Equipment - Power management in various industrial applications.
Its efficiency and compact design make it suitable for low to medium power applications up to 40W.

Equivalent

The ICE2QS03G chip is a PWM controller for switch-mode power supplies. Equivalent products include the ICE2QS03, ICE2A065P, and the LM2596. Additionally, alternatives from other manufacturers such as the TL494 or UC3842 can be considered for similar applications, depending on specific requirements like voltage ratings and switching frequency. Always verify specifications for compatibility.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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