仕様
| 属性 | 値 |
| Package / Case | Tube |
| Series | LinkSwitch®-CV |
| Part Status | Active |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Topology | Flyback |
| Duty Cycle | 54% |
| Frequency - Switching | 100kHz |
| Power (Watts) | 9 W |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Supplier Device Package | 8-PDIP-C |
概要
Description
LNK623PG is a high-performance power management integrated circuit (PMIC) designed for efficient power conversion and regulation in electronic devices. It's commonly used in applications demanding reliable energy management, such as consumer electronics, industrial systems, and IoT devices. The LNK623PG offers excellent power efficiency, minimizing energy loss and heat generation.
Key features include a wide input voltage range, high switching frequency, and integrated protection mechanisms like overvoltage, undervoltage, and thermal shutdown. This makes it suitable for both AC-DC and DC-DC conversion. Its compact size and minimal external component requirement simplify the design process, reducing both the cost and the footprint of power supply solutions.
The device is often praised for its ease of use, supporting designs that need to meet stringent energy efficiency standards. LNK623PG's robust performance ensures stable operation even in fluctuating load conditions, making it a preferred choice for engineers looking to optimize power delivery in their systems.
Key features include a wide input voltage range, high switching frequency, and integrated protection mechanisms like overvoltage, undervoltage, and thermal shutdown. This makes it suitable for both AC-DC and DC-DC conversion. Its compact size and minimal external component requirement simplify the design process, reducing both the cost and the footprint of power supply solutions.
The device is often praised for its ease of use, supporting designs that need to meet stringent energy efficiency standards. LNK623PG's robust performance ensures stable operation even in fluctuating load conditions, making it a preferred choice for engineers looking to optimize power delivery in their systems.
Equivalent
The LNK623PG is a member of the LinkSwitch-II series from Power Integrations, used for power supply applications. Equivalent products might include other models within the LinkSwitch-II series, such as the LNK620, LNK621, LNK622, and LNK624, with variations in power output and package types. Competitors might offer similar products, so consider chips from ON Semiconductor's NCP family or Texas Instruments' UCC series, ensuring to match the specifications closely to your requirements.
Features
The LNK623PG is a member of Power Integrations' LinkSwitch-II family, designed for energy-efficient power supply applications. Key features include:
1. Topology: It enables a flyback topology, supporting isolated and non-isolated designs.
2. Integration: Combines a high-voltage power MOSFET and a controller in a single package, reducing the need for external components.
3. Energy Efficiency: Offers high efficiency with low standby power consumption, meeting global energy standards.
4. Input Voltage Range: Operates over a wide input voltage range, typically from 85 VAC to 265 VAC.
5. Output Power: Suitable for applications requiring up to 6.1 watts of power output.
6. Protection Features: Includes over-temperature, over-voltage, and short-circuit protection to enhance safety and reliability.
7. Current Limit: Features a programmable current limit for flexibility in various designs.
8. Ease of Use: Simplifies design with fewer components, reducing system cost and size.
9. Applications: Commonly used in chargers, adapters, and other consumer electronics requiring compact and efficient power conversion.
1. Topology: It enables a flyback topology, supporting isolated and non-isolated designs.
2. Integration: Combines a high-voltage power MOSFET and a controller in a single package, reducing the need for external components.
3. Energy Efficiency: Offers high efficiency with low standby power consumption, meeting global energy standards.
4. Input Voltage Range: Operates over a wide input voltage range, typically from 85 VAC to 265 VAC.
5. Output Power: Suitable for applications requiring up to 6.1 watts of power output.
6. Protection Features: Includes over-temperature, over-voltage, and short-circuit protection to enhance safety and reliability.
7. Current Limit: Features a programmable current limit for flexibility in various designs.
8. Ease of Use: Simplifies design with fewer components, reducing system cost and size.
9. Applications: Commonly used in chargers, adapters, and other consumer electronics requiring compact and efficient power conversion.
Pinout
The LNK623PG is a member of the LinkSwitch-II family by Power Integrations, designed for off-line switch-mode power supplies. It is housed in an 8-pin DIP package. Here's a brief overview of its pin functions:
1. BYPASS (Pin 1): Connects to an external bypass capacitor to provide a quiet operating voltage for internal circuitry.
2. FEEDBACK (Pin 2): Receives feedback from the optocoupler or resistor divider network to regulate output voltage.
3. MULTI-FUNCTION (Pin 3): Configurable for either line under-voltage, over-voltage or remote ON/OFF control.
4. SOURCE (Pins 4, 5, 6, 7): Source pins and primary return. Multiple pins to handle higher current.
5. DRAIN (Pin 8): High voltage power MOSFET drain connection, connected to the primary winding.
The LNK623PG is designed for high-efficiency, low-component-count power supplies, offering functions like constant voltage, constant current output, and built-in protection features.
1. BYPASS (Pin 1): Connects to an external bypass capacitor to provide a quiet operating voltage for internal circuitry.
2. FEEDBACK (Pin 2): Receives feedback from the optocoupler or resistor divider network to regulate output voltage.
3. MULTI-FUNCTION (Pin 3): Configurable for either line under-voltage, over-voltage or remote ON/OFF control.
4. SOURCE (Pins 4, 5, 6, 7): Source pins and primary return. Multiple pins to handle higher current.
5. DRAIN (Pin 8): High voltage power MOSFET drain connection, connected to the primary winding.
The LNK623PG is designed for high-efficiency, low-component-count power supplies, offering functions like constant voltage, constant current output, and built-in protection features.
Manufacturer
The LNK623PG is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in developing innovative products for high-voltage power conversion. Their technology is widely used in power supplies for electronic devices, LED lighting, and other energy-efficient applications. The company is known for its focus on energy efficiency and developing solutions that help reduce electronic waste and lower energy consumption.
Application
The LNK623PG is a power integrated circuit commonly used in applications such as small power supplies, chargers, and adapters. Its primary areas of application include:
1. Consumer Electronics: Powering devices like smartphones, tablets, and low-power appliances.
2. LED Lighting: Providing efficient power management for LED drivers.
3. Industrial Electronics: Used in control systems and sensors requiring compact, efficient power supplies.
4. Standby Power Applications: Suitable for devices that require low standby power consumption, such as smart home devices.
Its design allows for efficient power conversion with minimal components, making it ideal for compact, cost-sensitive applications.
1. Consumer Electronics: Powering devices like smartphones, tablets, and low-power appliances.
2. LED Lighting: Providing efficient power management for LED drivers.
3. Industrial Electronics: Used in control systems and sensors requiring compact, efficient power supplies.
4. Standby Power Applications: Suitable for devices that require low standby power consumption, such as smart home devices.
Its design allows for efficient power conversion with minimal components, making it ideal for compact, cost-sensitive applications.
Package
The LNK623PG is a part of the LinkSwitch-II series by Power Integrations and is typically housed in an 8-pin DIP (Dual In-line Package) package. This package type is designed for through-hole mounting, providing ease of installation and reliability for power supply applications.
