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TNY287PG

Name: TNY287PG
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 8DIP

제조업체
Mfr.부분 #TNY287PG
패키지 DIP-8
데이터시트 TNY287PG DataSheet
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사양

Package	Tube
Series	TinySwitch®-4
ProductStatus	Active
OutputIsolation	Isolated
InternalSwitch(s)	Yes
Voltage-Breakdown	725V
Topology	Flyback
DutyCycle	67%
Frequency-Switching	124kHz ~ 140kHz
Power(Watts)	13 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

개요

Description

TNY287PG is a high-performance integrated circuit designed for off-line flyback converters, commonly used in power supply applications. It belongs to the TinySwitch-III family of devices by Power Integrations, which are known for their energy efficiency and compact design. The TNY287PG features a built-in high-voltage power MOSFET, enabling it to convert an input voltage range of 85 to 265 VAC into a stabilized output voltage.
Key features include low standby power consumption, adjustable output voltage, and integrated protection mechanisms such as over-voltage, over-current, and thermal shutdown. Its low component count and simple design make it ideal for applications such as wall adapters, chargers, and low-power appliances. The device operates efficiently at low load levels, minimizing energy waste and contributing to greener power supply solutions. Overall, the TNY287PG is a reliable choice for designers seeking to meet stringent energy efficiency standards while minimizing PCB space.

Features

The TNY287PG is a power management IC designed for low-power applications, featuring a built-in high-voltage power switch. Key features include:
1. Integrated Switch: It eliminates the need for external components, simplifying design and reducing space requirements.
2. Wide Input Voltage Range: Operates from a high voltage range (up to 85V), making it suitable for various applications.
3. Low Standby Power: Designed for high efficiency with minimal power consumption in standby mode.
4. Current Mode Control: Offers improved transient response and stability.
5. Over-Temperature Protection: Ensures reliability and prevents damage under thermal stress.
6. Over-Voltage Protection: Protects against voltage spikes.
7. Built-in Soft-Start: Reduces inrush current during startup.
8. Compact Package: Available in a small DIP-8 package for space-constrained designs.
These features make the TNY287PG ideal for switch-mode power supplies, LED drivers, and other low-power applications.

Package

The TNY287PG is packaged in a DIP-8 (Dual In-line Package with 8 pins) configuration. This package type is suitable for through-hole mounting on printed circuit boards.

Pinout

The TNY287PG is a compact, high-performance power management IC (integrated circuit) from the TinySwitch family by Power Integrations. It features a total of 8 pins.
The pin functions are as follows:
1. DRAIN: Connects to the primary side of the transformer for switch operation.
2. GND: Ground reference for the IC.
3. SOURCE: Source pin for the internal MOSFET.
4. COMP: Compensates feedback loop for stability.
5. VDD: Power supply for the IC, typically charged via a capacitor.
6. CS: Current sense pin for overcurrent protection.
7. FB: Feedback input for regulating output voltage.
8. VREF: Reference voltage output for external circuitry.
The TNY287PG is commonly used in low-power flyback converters for applications like adapters and chargers.

Manufacturer

The TNY287PG is manufactured by Power Integrations, Inc., a company known for its innovative solutions in high-performance, energy-efficient power conversion. Founded in 1985, Power Integrations specializes in designing integrated circuits and systems for power supply applications, particularly in sectors such as consumer electronics, industrial equipment, and renewable energy. Their products are recognized for enhancing efficiency and reducing energy consumption in various devices. The TNY287PG is part of their TinySwitch® series, which is widely used in low-power applications due to its compact design and high efficiency.

Application

TNY287PG is a power management IC used in various applications, including LED drivers, adapters, and chargers. It is commonly employed in low-power offline power supplies for consumer electronics, such as TVs, laptops, and home appliances. Additionally, it supports energy-efficient designs in smart home devices and IoT applications, providing features like high efficiency, compact size, and built-in protection mechanisms.

Equivalent

The TNY287PG is a power integrated circuit from the TinySwitch series, primarily used for low-power applications. Equivalent products include the TNY288, TNY289, and TNY290, which vary slightly in output power and specifications. Other alternatives may include the TOPSwitch series (such as TOP242-248) or similar isolated and non-isolated switchers from manufacturers like ON Semiconductor or STMicroelectronics. Always check the datasheets for specific application requirements.