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TNY277PN

Name: TNY277PN
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 8DIP

Производитель
Мфр. Часть #TNY277PN
Пакет DIP-8
Лист данных TNY277PN DataSheet
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Спецификации

Package	Tube
Series	TinySwitch®-III
ProductStatus	Active
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-DIP (0.300, 7.62mm), 7 Leads
SupplierDevicePackage	8-PDIP-C

Обзор

Description

The TNY277PN is a highly integrated, low-power offline switcher IC designed for use in power supply applications. It belongs to the TinySwitch series from Power Integrations and is primarily used for converting AC to DC power efficiently in various electronic devices. The TNY277PN operates in a flyback configuration, allowing it to deliver up to 5 watts of output power, making it suitable for low-power applications such as chargers, adapters, and LED drivers.
Key features include a wide input voltage range, built-in frequency jittering to minimize electromagnetic interference, and low start-up and operating currents, which enhance energy efficiency. The IC also integrates essential protection features like overvoltage, overcurrent, and thermal shutdown, ensuring reliable performance. With its compact package and minimal external component requirements, the TNY277PN is favored for its ease of design and efficiency in achieving small form factor power supplies.

Features

The TNY277PN is a high-voltage integrated circuit designed for power supply applications, specifically in off-line and isolated systems. Key features include:
1. Operating Range: It operates from a wide input voltage range, typically from 85V to 265V AC.
2. Power Output: Capable of delivering up to 5W of output power, making it suitable for low-power applications.
3. Integrated Circuit: Combines a high-voltage power MOSFET and a control circuit in a single package, improving efficiency and reducing component count.
4. Protection Features: Includes multiple protection mechanisms such as over-voltage protection, over-current protection, and thermal shutdown to enhance reliability.
5. Low Standby Power: Designed for low power consumption during standby, complying with energy efficiency standards.
6. Compact Size: Available in a compact DIP-8 package, facilitating space-saving designs.
The TNY277PN is ideal for use in adapters, chargers, and LED drivers due to its efficiency and ease of integration.

Package

The TNY277PN is packaged in a DIP-8 (Dual In-line Package with 8 pins). This package type features a standard dual in-line configuration suitable for through-hole mounting on printed circuit boards.

Pinout

The TNY277PN is a low-power offline switcher from the TinySwitch-III family, primarily used in power supply applications. It has 8 pins, and the functions of each pin are as follows:
1. Pin 1 (DRAIN): Connects to the high-voltage drain of the internal MOSFET.
2. Pin 2 (SOURCE): Connects to the source of the internal MOSFET and typically to the ground.
3. Pin 3 (GND): Ground reference for the device.
4. Pin 4 (COMP): Compensation pin for loop stability and frequency compensation.
5. Pin 5 (VDD): Supply voltage pin where the start-up and operating voltage is applied.
6. Pin 6 (SENSE): Current sense pin for overcurrent protection and regulation.
7. Pin 7 (RAMP): Used to set the switching frequency and provide frequency modulation.
8. Pin 8 (CSN): Connects to the feedback system for controlling the output voltage.
The TNY277PN is designed for compact and efficient power supply solutions in various consumer electronics.

Manufacturer

The TNY277PN is manufactured by Power Integrations, Inc. Power Integrations is a technology company that specializes in designing and manufacturing high-performance electronic components. They are particularly known for their energy-efficient power supply solutions, including integrated circuits for switch-mode power supplies. Their products are used in a wide range of applications, including consumer electronics, industrial equipment, and renewable energy systems. Power Integrations focuses on innovation and sustainability, providing solutions that help reduce energy consumption and improve performance in various electronic devices.

Application

The TNY277PN is a compact switch-mode power supply (SMPS) controller used primarily in power adapter applications, like chargers for consumer electronics, LED lighting, and home appliances. It is suitable for low-power, isolated designs, offering high efficiency and low standby power consumption. Additionally, it finds use in various industrial applications requiring reliable power conversion in a small footprint.

Equivalent

The TNY277PN is a part of the TinySwitch series by Power Integrations. Equivalent products include the TNY276, TNY278, and TNY279, which have similar specifications but vary in output power and features. Always check the detailed datasheets for specific voltage and current ratings to ensure compatibility for your application.

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УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ТНТ: Стоимость доставки варьируется от 25 до 65 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ЭМС: Стоимость доставки варьируется от $30-$50 (0,5 кг), с предполагаемым сроком доставки 7-15 рабочих дней.

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