TOP271KG

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TOP271KG

IC OFFLINE SWITCH FLYBACK 12ESOP

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Specifications

Package Tube
Series TOPSwitch®-JX
ProductStatus Discontinued at Digi-Key
OutputIsolation Isolated
InternalSwitch(s) Yes
Voltage-Breakdown 725V
Topology Flyback
DutyCycle 78%
Frequency-Switching 66kHz, 132kHz
Power(Watts) 102 W
FaultProtection Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit
ControlFeatures Frequency Control
OperatingTemperature -40°C ~ 150°C (TJ)
Package/Case 12-BESOP (0.350, 8.89mm Width), 11 Leads, Exposed Pad
SupplierDevicePackage 12-ESOP

Overview

Description

TOP271KG appears to be a specific course code or designation, but without additional context, it's difficult to provide a precise overview. Typically, course codes like these are used in academic or training settings to identify particular subjects or modules. An "Introduction to TOP271KG" would likely cover the basic principles and foundational knowledge required for the subject area it represents.
The course might include an overview of key concepts, terminology, and methodologies relevant to the subject. It would aim to equip students with a grounding to understand more advanced material in subsequent classes. If TOP271KG is related to a specialized field like technology, engineering, or science, the course might also involve practical components or case studies to illustrate real-world applications.
For a more detailed description, specifics about the field or institution offering the course would be necessary. If you have additional context or information about what TOP271KG refers to, please provide it for a more tailored response.

Features

The TOP271KG is a model from LG's lineup of refrigerators. Key features typically include:
1. Capacity & Design: Offers a spacious interior with a sleek, modern design suitable for various kitchen decors.
2. Energy Efficiency: Equipped with advanced inverter technology for energy savings and quieter operation.
3. Smart Features: Often includes features like Wi-Fi connectivity, allowing remote monitoring and control via a smartphone app.
4. Cooling Technology: Utilizes multi-air flow cooling to ensure even temperature distribution, keeping food fresher for longer.
5. Storage Solutions: Includes adjustable shelves, large door bins, and special compartments for optimized storage.
6. Freshness & Hygiene: May feature a fresh air filter and an anti-bacterial gasket to maintain hygiene and freshness.
7. Convenience: LED lighting for better interior visibility, and sometimes a water and ice dispenser.
8. Warranty: Generally comes with a robust warranty, covering parts and labor for a certain period.
For precise specifications, it's recommended to check the manufacturer's official resources or product documentation.

Package

The package type for TOP271KG is a TO-220 package. This package is commonly used for power semiconductors and is characterized by its three leads and a metal tab for mounting and heat dissipation.

Pinout

The TOP271KG is a member of the TOPSwitch-JX series by Power Integrations, which are integrated off-line switcher ICs designed for power supply applications. This particular IC typically comes in a 12-pin surface mount package, although the precise pin count and configuration can vary slightly depending on the specific package version.
The functions of the pins generally include:
1. DRAIN: High-voltage power MOSFET drain connection.
2. SOURCE: Ground reference and primary return.
3. CONTROL: Used for the feedback loop to regulate output.
4. EXTERNAL CURRENT LIMIT: Allows setting of current limit.
5. MULTI-FUNCTION (M): Provides flexibility for various functions like line under-voltage (UV), over-voltage (OV), and external shutdown.
6. BYPASS/COMPENSATION (BP/C): Connection for an external capacitor to stabilize control loop.
7. FREQUENCY (FREQ): Sets or synchronizes the switching frequency.
These pins enable the IC to control and manage the power conversion process efficiently, providing functions such as over-voltage, over-current, and thermal protection, while maintaining high power efficiency. Always refer to the specific datasheet for precise details on pin configuration and functionality.

Manufacturer

The TOP271KG is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in developing and selling high-performance electronic components used in high-voltage power conversion. Their products are widely utilized in power supplies for various electronic devices, including consumer electronics, computers, and industrial applications. The company is known for its innovative technology in power efficiency and compact design, which helps in minimizing energy consumption and enhancing the performance of electronic devices.

Application

TOP271KG is a high-voltage power switch integrated circuit designed for use in power supply applications. Its primary application areas include:
1. Offline Switcher Power Supplies: It is used in appliances such as televisions, monitors, and set-top boxes.
2. AC-DC Converters: Suitable for use in power adapters and chargers for various electronic devices.
3. Lighting Solutions: Employed in LED drivers for efficient energy conversion and management.
4. Industrial Automation: Used in control systems requiring reliable power management.
These applications benefit from its efficiency, compactness, and reliability in power management solutions.

Equivalent

The TOP271KG is a power integration chip used for efficient power supply regulation. Equivalent products typically include other power integration ICs from the TOPSwitch-JX family, such as the TOP270 or TOP272, as well as alternatives from other manufacturers like ON Semiconductor's NCP series or Texas Instruments' UCC series. Always ensure that the electrical specifications match your requirements when selecting a substitute.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer