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LNK305PN

Name: LNK305PN
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH MULT TOP 8DIP

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仕様

Series	LinkSwitch®-TN
Part Status	Active
Base Product Number	LNK305
Output Isolation	Non-Isolated
Internal Switch(s)	Yes
Voltage - Breakdown	700V
Topology	Buck, Buck-Boost, Flyback
Duty Cycle	69%
Frequency - Switching	66kHz
Fault Protection	Current Limiting, Open Loop, Over Temperature, Short Circuit
Operating Temperature	-40°C ~ 150°C (TJ)
Package	8-DIP (0.300", 7.62mm), 7 Leads
Supplier Device Package	8-PDIP-B
Mounting Type	Through Hole
Packaging	Tube

概要

Description

LNK305PN is a course focused on the principles and practices of linking and networking in various contexts, often within technology and business environments. It typically covers topics such as the fundamentals of networking, the importance of partnerships, and strategies for effective collaboration. The course may explore different types of networks—social, professional, and digital—and how they contribute to organizational success. Students learn to identify networking opportunities, build relationships, and leverage connections to achieve personal and professional goals. Key skills developed in this course often include communication, negotiation, and relationship management. Overall, LNK305PN aims to equip participants with the knowledge and tools necessary to navigate and thrive in interconnected environments.

Features

The LNK305PN is a power supply switcher IC designed for low-power applications. Key features include:
1. Integrated Power Switch: It incorporates a high-voltage power MOSFET for efficient operation.
2. Wide Input Voltage Range: Supports a broad input voltage range, typically from 85V to 265V AC.
3. Output Regulation: Provides constant output voltage regulation, enhancing stability and performance.
4. Low Standby Power: Designed for energy efficiency, minimizing power consumption during standby mode.
5. Built-in Protection Features: Includes over-voltage, over-current, and thermal protection to safeguard the circuit.
6. Flexible Output Options: Compatible with various output configurations, making it versatile for different applications.
7. Compact Size: The small footprint aids in space-saving designs, ideal for compact electronic devices.
Overall, the LNK305PN is suitable for applications such as adapters, LED drivers, and other low-power consumer electronics.

Package

The LNK305PN is a power package integrated circuit (IC) typically housed in a TO-220 package. This package type is designed for efficient heat dissipation, making it suitable for applications in power management and conversion.

Pinout

The LNK305PN is a power management integrated circuit (IC) designed for offline switch-mode power supplies (SMPS). It features a 7-pin package configuration. The pin functions are as follows:
1. DRAIN: Connects to the drain of the external power MOSFET.
2. SOURCE: Connects to the source of the external power MOSFET and provides a return path to the power supply.
3. GND: Ground reference for the IC.
4. VDD: Supplies voltage to the IC during operation.
5. CSN (Current Sense Negative): Connects to the sense resistor for current limiting.
6. CSP (Current Sense Positive): Connects to the sense resistor for current limiting and feedback.
7. VFB: Feedback pin for regulating the output voltage.
The LNK305PN is commonly used in applications such as adapters, chargers, and small power supplies, providing efficiency and compact design.

Manufacturer

The LNK305PN is manufactured by Power Integrations, a company that specializes in high-performance electronic components for power conversion and management. Founded in 1985 and headquartered in San Jose, California, Power Integrations develops innovative products that enhance energy efficiency in a wide array of applications, including consumer electronics, industrial equipment, and LED lighting. The company is known for its proprietary technologies that reduce power consumption and improve reliability in power supplies. Their product portfolio includes integrated circuits, power modules, and related software solutions designed to optimize power delivery while minimizing environmental impact.

Application

The LNK305PN is a high-performance offline switcher primarily used in power supply applications. Its key areas include AC-DC converters, LED drivers, battery chargers, and low-power adapters. It is suitable for consumer electronics, home appliances, and industrial equipment, offering features like low standby power consumption and built-in protection mechanisms.

Equivalent

The LNK305PN is a part of the LinkSwitch family's ICs for offline switch-mode power supplies. Equivalent products include the LNK302, LNK304, and LNK306, which offer similar functionality with varying power ratings. Depending on specific requirements, you might also consider alternatives from other manufacturers, such as the TOPSwitch series from Power Integrations or the NCP series from ON Semiconductor. Always check for pin compatibility and electrical specifications.