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LNK626DG-TL

Name: LNK626DG-TL
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 8SO

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製造商。部分 #LNK626DG-TL
包 8-SOIC
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	LinkSwitch®-CV
ProductStatus	Active
OutputIsolation	Isolated
InternalSwitch(s)	Yes
Voltage-Breakdown	725V
Topology	Flyback
DutyCycle	54%
Frequency-Switching	100kHz
Power(Watts)	17 W
FaultProtection	Current Limiting, Open Loop, Over Temperature, Short Circuit
OperatingTemperature	-40°C ~ 150°C (TJ)
Package/Case	8-SOIC (0.154, 3.90mm Width), 7 Leads
SupplierDevicePackage	SO-8C

概述

Description

The LNK626DG-TL is a member of the LinkSwitch family of integrated circuits designed for off-line power supply applications. It combines a high-voltage power MOSFET with a control circuit in a single package, facilitating efficient power conversion in low to medium power applications, such as small appliances and LED drivers. Operating with a switching frequency of up to 100 kHz, the LNK626DG-TL provides features like low standby power consumption and high efficiency, which makes it suitable for energy-conscious designs.
The device supports a wide input voltage range, typically from 85 to 265 VAC, and includes built-in protections against over-voltage, over-current, and thermal overload, enhancing reliability. It is available in a compact DIP-7 package, making it easy to integrate into space-constrained designs. The LNK626DG-TL is particularly valued for its simplicity, as it requires minimal external components, thus reducing both design time and costs.

Features

The LNK626DG-TL is a high-performance, integrated offline switcher IC designed for low-power applications. Key features include:
1. Power Range: Suitable for power supplies up to 25W.
2. Integrated Switch: Includes a high-voltage power MOSFET for efficiency and reduced component count.
3. Wide Input Voltage: Operates over a wide input voltage range (typically 85-265VAC).
4. Built-in Protection: Incorporates various protection features such as thermal shutdown, over-voltage protection, and auto-restart in fault conditions.
5. Compact Design: Ideal for space-constrained designs due to its small footprint.
6. Low Standby Power: Offers low power consumption in standby mode, meeting energy efficiency requirements.
7. Adjustable Output Voltage: Allows for easy configuration of output voltage using external resistors.
These features make the LNK626DG-TL suitable for applications like LED drivers, chargers, and other consumer electronics requiring efficient power management.

Package

The LNK626DG-TL is packaged in a "SOT-223" type, which is a small surface-mount package suitable for various applications, including power supply and energy-efficient designs.

Pinout

The LNK626DG-TL is a power integrated circuit (IC) from the LinkSwitch series by Power Integrations, designed for use in offline switch-mode power supplies. It comes in a 7-pin package (DIP-7).
Pinout and Functions:
1. DRAIN: Connects to the primary winding of the transformer; it is the output for the power switch.
2. SOURCE: Common connection for the power switch; typically connected to the ground.
3. GND: Ground reference for the IC.
4. BULK: Connects to the bulk capacitor; it helps in startup and provides voltage for operation.
5. NC (Not Connected): Not used; leave unconnected in the circuit.
6. SENSE: Monitors the current through the primary winding for feedback and control.
7. VDD: Power supply pin for the IC, providing the necessary voltage for operation.
This IC is primarily used in applications such as adapters, chargers, and LED drivers, providing a compact solution for low-power converter designs.

Manufacturer

The LNK626DG-TL is manufactured by Power Integrations, a company known for its innovative technologies in the field of power electronics. Founded in 1985 and headquartered in San Jose, California, Power Integrations specializes in developing high-performance, energy-efficient power supply solutions. Their products are widely used in applications such as LED lighting, consumer electronics, telecommunications, and industrial systems. Power Integrations is recognized for its expertise in integrated circuits that help reduce energy consumption and enhance the reliability of power supplies.

Application

LNK626DG-TL is a high-voltage, integrated circuit primarily used in switch-mode power supplies (SMPS). Its applications include AC-DC power adapters, LED drivers, and consumer electronics. It offers features like high efficiency, low standby power, and built-in protection mechanisms, making it suitable for various power management applications in industrial and consumer markets.

Equivalent

The LNK626DG-TL is a part of the LinkSwitch family of ICs, typically used for offline switching power supplies. Equivalent products include the LNK620DG, LNK623DG, and LNK624DG, which share similar features but may vary in output power or switching frequency. Always verify specifications such as input voltage range and output power requirements when considering alternatives.