TNY274GN

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TNY274GN

IC OFFLINE SWITCH FLYBACK 8SMD

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Spécifications

Package Tube
Series TinySwitch®-III
ProductStatus Discontinued at Digi-Key
OutputIsolation Isolated
InternalSwitch(s) Yes
Voltage-Breakdown 700V
Topology Flyback
DutyCycle 65%
Frequency-Switching 132kHz
Power(Watts) 11 W
FaultProtection Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit
ControlFeatures EN
OperatingTemperature -40°C ~ 150°C (TJ)
Package/Case 8-SMD (7 Leads), Gull Wing
SupplierDevicePackage SMD-8C

Vue d'ensemble

Description

The TNY274GN is a member of the TinySwitch-II family of integrated circuits, designed by Power Integrations for use in energy-efficient power supply applications. It is a highly integrated switch-mode power supply (SMPS) controller that combines a high-voltage power MOSFET with a controller chip to simplify the design and reduce the component count of low power, isolated and non-isolated power supplies.
Key features of the TNY274GN include its ability to operate in a wide input voltage range, typically from 85 to 265 VAC, making it suitable for worldwide applications. It offers a power output capability of up to 11 watts for non-isolated designs and up to 8.5 watts for isolated designs. The device includes advanced protection features like over-temperature protection, overcurrent limiting, and auto-restart for short-circuit protection, enhancing reliability and safety.
Additionally, the TNY274GN supports low standby power consumption, contributing to energy efficiency and compliance with global energy standards. Its compact design enables integration into space-constrained applications, making it ideal for use in consumer electronics, chargers, adapters, and auxiliary power supplies.

Features

The TNY274GN is a member of the TinySwitch-II family of integrated switcher ICs designed by Power Integrations. This series is intended for use in low-power offline switcher applications. Key features include:
1. Integrated Switch: Incorporates a 700V power MOSFET, oscillator, high-voltage switcher, current limit state machine, and thermal shutdown circuitry.
2. Energy Efficiency: Designed for high efficiency, the TNY274GN supports both continuous and discontinuous conduction modes to optimize energy use.
3. Low Standby Power: Features a low standby power consumption, making it suitable for applications requiring compliance with stringent energy standards.
4. Auto-Restart Protection: Includes a built-in auto-restart feature for overload protection, safeguarding the circuit from damage during fault conditions.
5. Simple Design: Reduces the number of components required, enabling a compact and cost-effective power supply design.
6. Wide Input Range: Supports a wide input voltage range, allowing for operation in a variety of international power environments.
7. Thermal Shutdown: Protects the IC by shutting down the device in case of overheating.
These features make the TNY274GN suitable for use in chargers, adapters, and standby power supplies, among other applications.

Package

The TNY274GN is typically housed in an SMD package, specifically a Surface-Mount Device (SMD) 8-pin SOIC (Small Outline Integrated Circuit) package. This package type allows for efficient space utilization and heat dissipation in electronic circuit designs, commonly used in power supply applications.

Pinout

The TNY274GN is a member of the TinySwitch-II series, which is a family of energy-efficient, off-line switcher ICs designed for low power applications. The TNY274GN comes in an SMD (Surface Mount Device) package and typically has 8 pins.
The pin functions for the TNY274GN are generally as follows:
1. DRAIN (Pin 1 & 2): These are high-voltage pins that connect to the primary winding of the transformer. They are used for the power MOSFET switching.

2. BYPASS/MULTI-FUNCTION (Pin 3): It serves multiple purposes such as setting the current limit, selecting the operating frequency, and providing a connection for an external bypass capacitor.
3. SOURCE (Pin 4 to 8): These pins are internally connected and serve as the ground reference or return path for the circuit.
The TNY274GN is designed for high efficiency and integrates a number of features to facilitate efficient energy transfer and ensure safety, such as auto-restart, over-temperature protection, and under-voltage lockout.

Manufacturer

The TNY274GN is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in developing high-performance electronic components for power conversion. Their products are widely used in power supply units across various applications, including consumer electronics, computers, communications devices, and industrial systems. Known for their focus on energy efficiency and innovative design, Power Integrations' technologies are aimed at reducing energy consumption and improving the overall performance of electronic devices.

Application

The TNY274GN is a TinySwitch-II series switch-mode power supply IC used for energy-efficient power conversion. Its application areas include small power adapters, chargers for mobile devices, standby power supplies for appliances, LED drivers, and auxiliary power supplies in larger systems. It supports low power, cost-sensitive applications that require high efficiency, such as consumer electronics and home appliances. Its integrated design reduces the need for external components, making it ideal for compact and cost-efficient power solutions.

Equivalent

The TNY274GN is a member of the TinySwitch-II family of integrated circuits, used primarily for energy-efficient power supply designs. Equivalent products include other members of the TinySwitch-II series, such as TNY275GN, TNY276GN, and TNY277GN. Additionally, similar functionality can be found in the TinySwitch-III and TinySwitch-PK series, but specific models should be selected based on detailed power requirements and design criteria. Always verify compatibility with your specific application needs.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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