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LNK363PN

Name: LNK363PN
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 8DIP

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製造商。部分 #LNK363PN
包 DIP-8
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規格

Package	Tube
Series	LinkSwitch®-XT
ProductStatus	Active
OutputIsolation	Isolated
InternalSwitch(s)	Yes
Voltage-Breakdown	700V
Topology	Flyback
DutyCycle	60%
Frequency-Switching	132kHz
Power(Watts)	7.5 W
FaultProtection	Current Limiting, Open Loop, Over Temperature, Short Circuit
OperatingTemperature	-40°C ~ 150°C (TJ)
Package/Case	8-DIP (0.300, 7.62mm), 7 Leads
SupplierDevicePackage	8-PDIP-B

概述

Description

LNK363PN is a high-performance, synchronous step-down DC-DC converter from Texas Instruments designed for applications requiring efficient power management. It offers a wide input voltage range and can deliver a fixed output voltage with minimal external components. Key features include a high efficiency of up to 95%, adjustable output voltage, and a compact package ideal for space-constrained designs.
The device operates in pulse-width modulation (PWM) mode, providing excellent regulation and transient response for loads. It includes built-in protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring reliable performance in various applications.
LNK363PN is suitable for a variety of uses, including portable devices, consumer electronics, and industrial equipment, making it a versatile choice for engineers seeking a robust power supply solution.

Features

The LNK363PN is a power integration device designed for flyback converters in offline applications. Key features include:
1. Integrated Circuit: Combines a high-voltage power MOSFET with a control IC, minimizing component count and space requirements.
2. Efficiency: Offers high efficiency through low standby power and low switching losses, supporting energy-saving designs.
3. Wide Input Voltage Range: Operates within a broad input voltage range, suitable for various AC mains applications.
4. Built-in Protection Features: Includes over-voltage protection, over-current protection, and thermal shutdown to enhance reliability.
5. Simple Design: Facilitates easy design and layout, reducing time-to-market for developers.
6. Adjustable Output Voltage: Supports adjustable output voltage configurations to meet diverse application needs.
7. Soft Start Function: Helps in minimizing inrush current during startup.
These features make the LNK363PN ideal for power supplies in consumer electronics, appliances, and LED drivers.

Package

The LNK363PN is packaged in a DIP-8 (Dual In-line Package with 8 pins) configuration.

Pinout

The LNK363PN is a part of the LinkSwitch-TN series from Power Integrations, specifically designed for low-power offline switcher applications. It features a total of 8 pins.
The pin functions are as follows:
1. DRAIN: Switch pin connected to the drain of the internal MOSFET.
2. SOURCE: Common source pin; connected to the ground.
3. GND: Ground connection for the IC.
4. VDD: Supply voltage pin for the control circuitry.
5. CS: Current sense pin; used for feedback and overcurrent protection.
6. FB: Feedback pin; used to regulate the output voltage.
7. RAMP: Used for setting the switching frequency and controlling the current.
8. VREF: Voltage reference output for external circuits.
This IC is typically used in applications such as adapters, chargers, and isolated power supplies, with a focus on improving efficiency and reducing component count.

Manufacturer

The LNK363PN is manufactured by Power Integrations, Inc., a company specializing in high-performance electronic components for power conversion applications. Founded in 1985 and headquartered in San Jose, California, Power Integrations designs innovative integrated circuits that enable efficient power management in a wide range of electronic devices. Their products are widely used in applications such as LED lighting, consumer electronics, and power supplies, focusing on energy efficiency and reducing environmental impact. The company's expertise in power management technology positions it as a leader in the semiconductor industry, particularly in the domain of switch-mode power supply (SMPS) designs.

Application

The LNK363PN is primarily used in offline power supply applications, including AC-DC converters for consumer electronics, LED lighting, and appliances. Its features make it suitable for power adapters, battery chargers, and industrial control systems, where efficiency and compact design are essential. It supports various topologies, enhancing its versatility in delivering reliable power solutions across different sectors.

Equivalent

The LNK363PN is a part of the LinkSwitch family of ICs, primarily used for offline switch mode power supplies. Equivalent products include the LNK364PN and LNK365PN, which offer similar functionalities with slight variations in output power and efficiency. Additionally, other manufacturers may have comparable products, such as the STMicroelectronics VIPER series or the ON Semiconductor NCP series, but ensure to verify specifications for compatibility in application.