TNY287DG-TL

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TNY287DG-TL

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IC OFFLINE SWITCH FLYBACK 8SO

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規格

屬性 價值
Series TinySwitch®-4
PartStatus Active
OutputIsolation Isolated
InternalSwitch(s) Yes
Voltage-Breakdown 725V
Topology Flyback
DutyCycle 67%
Frequency-Switching 124kHz ~ 140kHz
Power(Watts) 11.5 W
FaultProtection Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit
ControlFeatures EN
OperatingTemperature -40°C ~ 150°C (TJ)
Package/Case 8-SOIC (0.154", 3.90mm Width), 7 Leads
SupplierDevicePackage SO-8C
MountingType Surface Mount
BaseProductNumber TNY287

概述

Description

The TNY287DG-TL is part of the TinySwitch-II series by Power Integrations, designed for cost-effective power supply solutions. This integrated circuit is primarily used in applications requiring efficient AC-DC power conversion, such as chargers, power adapters, and standby power supplies. The device combines a high-voltage power MOSFET, an oscillator, a high-voltage switched current source, current limit, and thermal shutdown circuitry in a single package.
Key features of the TNY287DG-TL include auto-restart for short-circuit protection, a frequency jittering feature to reduce EMI, and a wide input voltage range that enhances design flexibility. It simplifies the design process with its minimal component count while delivering high performance with energy-efficient operation. The IC also boasts a built-in current limit and hysteretic thermal shutdown for enhanced safety and reliability.
Compact and efficient, the TNY287DG-TL caters to applications needing a low-power, cost-effective switching power supply solution while maintaining stringent global efficiency standards.

Equivalent

The TNY287DG-TL is a member of the TinySwitch-4 family of integrated off-line switcher ICs by Power Integrations. Equivalent products from other manufacturers might include chips with similar functions such as the LNK306 from the LinkSwitch-TN series by Power Integrations or TOPSwitch series ICs, although exact equivalents in terms of specifications may vary. Always verify the electrical characteristics and application requirements for compatibility.

Features

The TNY287DG-TL is a member of the TinySwitch-III family of integrated switching power supply ICs. Key features include:
1. High Efficiency: It offers high efficiency across a wide load range, which helps in reducing energy consumption and heat generation.
2. Compact Size: The IC is designed for minimal space usage, suitable for compact power supply designs.
3. Integrated Functions: It includes a 700V power MOSFET, oscillator, high voltage switched current source, current limit, and thermal shutdown circuitry.
4. Ease of Use: Simplifies the design and reduces the number of external components needed.
5. Enhanced Flexibility: Supports external current limit adjustment, programmable line under-voltage, and remote ON/OFF control.
6. Protection Features: Includes auto-restart for short-circuit and open-loop fault protection, as well as over-temperature protection.
7. Wide Input Voltage Range: Accommodates a broad range of input voltages, making it versatile for global applications.
These features make the TNY287DG-TL suitable for cost-effective and reliable power supply solutions in applications such as chargers, adapters, and consumer electronics.

Pinout

The TNY287DG-TL is a member of the TinySwitch-4 family by Power Integrations. It is a highly integrated switch-mode power supply IC designed for off-line switcher applications. The TNY287DG-TL is housed in an SO-8C (SMD-8C) package, which typically consists of 8 pins. The pins generally serve the following functions:
1. SOURCE (S): Ground reference and the power switch source.
2. BYPASS/MULTI-FUNCTION (BP/M): Connection for an external capacitor for internal regulator bypass, and also used for line undervoltage, line overvoltage, and external current limit.
3. ENABLE/UNDER-VOLTAGE (EN/UV): Input for enabling the IC and for line undervoltage sense.
4. DRAIN (D): Output for the internal high-voltage power MOSFET drain.
These functions provide the necessary connections for the IC to manage energy-efficient power conversion in applications like chargers and adapters. For precise pin functions and configurations, consulting the manufacturer's datasheet is recommended.

Manufacturer

The TNY287DG-TL is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in the development and manufacturing of high-performance electronic components used in high-voltage power conversion systems. Their products primarily serve applications like AC-DC power supplies, LED lighting, and renewable energy systems. Power Integrations is well-regarded in the industry for its innovations in energy-efficient power conversion technologies and integrated circuits, which help reduce energy consumption and minimize electronic waste.

Application

The TNY287DG-TL is a member of the TinySwitch-III series of integrated circuits designed for power supply applications. It is commonly used in areas such as adapter and charger designs, standby power supplies for consumer electronics, and auxiliary power supplies for appliances and industrial systems. Due to its high efficiency, low standby power consumption, and compact design, it is well-suited for energy-efficient power supply solutions in devices like set-top boxes, LED lighting, and smart meters. Additionally, it can be used in battery-powered devices where efficient power conversion is crucial.

Package

The TNY287DG-TL is a power IC typically used in power supply applications. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, also referred to as SOIC-8 or SO-8. This package type is a surface-mount technology with gull-wing leads.

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