TNY277GN

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TNY277GN

IC OFFLINE SWITCH FLYBACK 8SMD

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Especificaciones

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) 23.5 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

Descripción general

Description

TNY277GN is part of the TinySwitch-III series of energy-efficient, off-line switcher ICs designed by Power Integrations. These devices are used primarily in power supply applications to deliver high efficiency and low standby power consumption. The TNY277GN integrates a 700 V power MOSFET, oscillator, high-voltage switched current source, current limit, and thermal shutdown circuitry onto a single monolithic chip, which simplifies the design and reduces the component count of power supplies.
Key features of the TNY277GN include its EcoSmart technology, which helps meet global energy efficiency standards by minimizing standby power consumption. It also features self-biased circuit topology, frequency jitter for lower EMI, and a simple ON/OFF control method. These features make it suitable for use in consumer electronics, appliances, power adapters, and industrial power supplies. The device is available in various package options, including surface-mount and through-hole, to suit different design requirements. Its robust design ensures reliable operation with enhanced protection features like auto-restart for output overload and open loop protection, making it a versatile choice for modern power supply solutions.

Features

The TNY277GN is a member of the TinySwitch-III series of integrated circuits by Power Integrations. It is designed for use in power supply applications, offering high levels of efficiency and simplicity in design. Key features of the TNY277GN include:
1. Integrated MOSFET: It incorporates a 700V power MOSFET, reducing component count and making it easier to design compact power supplies.
2. Primary-side control: This eliminates the need for an optocoupler, simplifying the design and improving reliability.
3. Energy Efficiency: The device features low standby power consumption, making it suitable for applications requiring high energy efficiency.
4. Current Limit: It offers a selectable current limit, allowing flexibility in design and the ability to optimize for different power levels.
5. Protection Features: Includes various protection mechanisms such as over-temperature protection, over-current protection, and auto-restart for short circuit faults.
6. Frequency Jittering: Helps in reducing EMI, simplifying the design process and compliance with regulatory standards.
These features make the TNY277GN ideal for low power applications such as chargers, adapters, and consumer electronics.

Package

The TNY277GN is a power conversion IC housed in an SMD (Surface-Mount Device) package. Specifically, it comes in an SO-8 (Small Outline-8) package, which is a small, surface-mount package with 8 pins commonly used for integrated circuits.

Pinout

The TNY277GN is a member of the TinySwitch-III family of off-line switcher ICs by Power Integrations, designed for low power AC-DC conversion. It is typically used in applications such as chargers, adapters, and auxiliary supplies. The TNY277GN comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
The pin functions are typically as follows:
1. BP/M (Bypass/Multi-Function Pin): Connect a capacitor to this pin to set the current limit and perform other functions.
2. D (Drain): The high-voltage power MOSFET drain connection.
3. S (Source): Primary side circuit common. There are typically multiple source pins to handle the high current.
4. EN/UV (Enable/Undervoltage): Used to enable the IC and apply undervoltage lockout.
5. NC (No Connection): Not internally connected.
Note that the exact pin functions can vary slightly based on the specific package and configuration, so refer to the manufacturer's datasheet for precise details and to ensure correct usage in your application.

Manufacturer

The TNY277GN is manufactured by Power Integrations, a company that specializes in the development of high-performance electronic components used in high-voltage power conversion. Power Integrations is known for its innovative technologies in the fields of power supply design and energy efficiency. Their products are widely used in various applications, including consumer electronics, appliances, and industrial systems, where efficient power management is crucial.

Application

The TNY277GN is a compact, energy-efficient switch-mode power supply IC from the TinySwitch-II family, commonly used in applications requiring small form factors and low power consumption. Key application areas include:
1. Chargers for mobile phones and tablets.
2. Standby power supplies for appliances and electronics.
3. LED drivers for lighting solutions.
4. Power adapters for networking equipment.
5. Auxiliary power supplies in industrial and consumer electronic devices.
Its integration of control and MOSFET reduces component count, making it ideal for compact, cost-sensitive designs.

Equivalent

The TNY277GN is a TinySwitch-III series integrated circuit used for offline switcher applications. Equivalent products include other variants in the TinySwitch-III series, such as TNY274GN, TNY275GN, TNY276GN, and TNY278GN, which vary in power output and features. Additionally, alternatives from other manufacturers include NCP1075 and LNK304 from ON Semiconductor and Power Integrations, respectively. Always check the specifications to ensure compatibility with your application.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

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