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TNY268GN-TL

Name: TNY268GN-TL
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 8SMD

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包 SMD-8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	TinySwitch®-II
ProductStatus	Not For New Designs
OutputIsolation	Isolated
InternalSwitch(s)	Yes
Voltage-Breakdown	700V
Topology	Flyback
DutyCycle	65%
Frequency-Switching	132kHz
Power(Watts)	23 W
FaultProtection	Current Limiting, Open Loop, Over Temperature, Short Circuit
ControlFeatures	EN
OperatingTemperature	-40°C ~ 150°C (TJ)
Package/Case	8-SMD (7 Leads), Gull Wing
SupplierDevicePackage	SMD-8B

概述

Description

The TNY268GN-TL is a compact, integrated power switch designed for low-power applications. It is part of the TinySwitch family by Power Integrations and is commonly used in offline switch-mode power supplies (SMPS). This device integrates a high-voltage power MOSFET with a PWM controller, enabling efficient energy conversion in sizes suitable for consumer electronics, industrial applications, and appliances.
Key features include a wide input voltage range, low standby power consumption, and high efficiency, which help meet regulatory requirements for energy efficiency. The TNY268GN-TL is designed to provide up to 5W of output power, making it ideal for powering small devices such as LED drivers, chargers, and adapters.
Additionally, it offers features like frequency jittering, thermal protection, and overload protection, enhancing reliability and safety. Its compact size and integration simplify design and reduce the overall bill of materials, making it a popular choice among engineers in various applications.

Features

The TNY268GN-TL is a highly integrated switcher from Power Integrations, designed for low-power applications. Key features include:
1. Power Supply: It supports a range of output voltages, typically used in wall adapters and offline power supplies.
2. Integrated Components: Combines a PWM controller with a high-voltage power MOSFET, reducing component count and PCB space.
3. Low Standby Power: Designed for high energy efficiency, it minimizes standby power consumption.
4. Wide Input Voltage Range: Operates across a broad input voltage range, ideal for universal input applications.
5. Built-in Protection: Features include overvoltage protection, overcurrent protection, and thermal shutdown.
6. Compact Size: Its small footprint makes it suitable for space-constrained applications.
7. Ease of Use: Simplifies design with minimal external components required.
Overall, the TNY268GN-TL is ideal for energy-efficient applications where size and performance are critical.

Package

The TNY268GN-TL is packaged in a DIP-8 (Dual In-line Package, 8 pins) format. This type of package is suitable for through-hole mounting on printed circuit boards (PCBs).

Pinout

The TNY268GN-TL is a member of the TinySwitch series of power ICs from Power Integrations. It features a total of 8 pins.
Pin Functions:
1. DRAIN: Connects to the transformer and is used for switching the output.
2. SOURCE: Connects to the source of the internal MOSFET.
3. GND: Ground connection for the IC.
4. VDD: Supply voltage input, typically connected to the bulk capacitor.
5. COMP: Compensation pin for controlling feedback loop stability.
6. SENSE: Current sense pin for overcurrent protection.
7. FB: Feedback pin for voltage regulation and control.
8. RCS: Optional resistor for current sensing to set the peak current limit.
The TNY268GN-TL is commonly used in low-power switch mode power supplies (SMPS) for applications such as adapters and chargers.

Manufacturer

The TNY268GN-TL is manufactured by Power Integrations, Inc., a company specializing in high-performance electronic components. Power Integrations is known for designing and supplying innovative solutions for power conversion, primarily focusing on integrated circuits for power supply applications. Their products are widely used in consumer electronics, industrial equipment, and renewable energy applications. The TNY series, including the TNY268GN-TL, is particularly recognized for its efficiency and compact size, making it suitable for various power supply designs.

Application

The TNY268GN-TL is a highly integrated power management IC primarily used in low-power applications, such as LED lighting, adapters, and electronic appliances. It is designed for off-line switch-mode power supplies, ideal for providing efficient power conversion in devices like wall chargers, consumer electronics, and industrial controls. Its compact size and efficiency make it suitable for space-constrained designs requiring reliable performance.

Equivalent

The TNY268GN-TL is a small, low-power off-line switcher from Power Integrations. Equivalent products include the TNY267, TNY269, and TNY271 series from the same manufacturer, as well as similar devices from other manufacturers like the NCP1200 from ON Semiconductor and the LM3405 from Texas Instruments. Always verify specifications for compatibility.