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TNY276PN

Name: TNY276PN
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 8DIP

제조업체
Mfr.부분 #TNY276PN
패키지 DIP-8
데이터시트 TNY276PN DataSheet
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사양

Package	Tube
Series	TinySwitch®-III
ProductStatus	Active
OutputIsolation	Isolated
InternalSwitch(s)	Yes
Voltage-Breakdown	700V
Topology	Flyback
DutyCycle	65%
Frequency-Switching	132kHz
Power(Watts)	19 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

TNY276PN is a highly integrated, low-power off-line switcher IC designed for power supply applications. It belongs to the TinySwitch family produced by Power Integrations. This device is particularly suitable for low- to medium-power applications, offering a range of output power capabilities typically up to 5-10 watts.
The TNY276PN features a built-in high-voltage power MOSFET, which simplifies design and reduces component count. It operates with a primary-side regulation method, eliminating the need for an opto-isolator, thereby enhancing efficiency and reliability. The device includes various protection features such as over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown (TSD), ensuring robust operation in various conditions.
It is commonly used in power adapters, chargers, and other consumer electronics. Its compact package and energy-efficient design make it an attractive choice for engineers looking to create reliable and compact power supply solutions.

Features

The TNY276PN is a low-power integrated circuit designed for off-line switching power supplies. Key features include:
1. High Voltage Start-Up: Operates directly from the AC line with a wide voltage range.
2. Integrated MOSFET: Combines a high-voltage power MOSFET, reducing component count and design complexity.
3. Low Standby Power: Achieves low power consumption in standby mode, enhancing energy efficiency.
4. Frequency Modulation: Features frequency jittering to minimize EMI emissions.
5. Internal Compensation: Simplifies circuit design by integrating compensation circuitry.
6. Overload Protection: Implements various protection features like overvoltage, overcurrent, and thermal shutdown to ensure reliability.
7. Low Operating Current: Consumes minimal power during operation, contributing to overall efficiency.
These characteristics make the TNY276PN suitable for applications in adapters, chargers, and small power supplies.

Package

The TNY276PN is typically packaged in a DIP-8 (Dual In-line Package) format. This package type features eight pins and is commonly used for integrated circuits, providing easy mounting on PCBs.

Pinout

The TNY276PN is a power supply IC from the TinySwitch series, featuring a total of 8 pins. Its pin functions are as follows:
1. Pin 1 (DRAIN): Connects to the primary side of the transformer for output power.
2. Pin 2 (SOURCE): Ground or reference point for the IC.
3. Pin 3 (GND): Ground connection for the device.
4. Pin 4 (CS): Current sensing pin for feedback regulation.
5. Pin 5 (COMP): Compensation pin for feedback loop stability.
6. Pin 6 (VDD): Supply voltage pin for powering the IC.
7. Pin 7 (VREF): Reference voltage output for external circuitry.
8. Pin 8 (RAMP): Soft-start and frequency modulation functions.
The TNY276PN is designed for low-power applications, providing efficient power conversion with minimal external components.

Manufacturer

The TNY276PN is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in high-performance electronic components, primarily focused on energy-efficient power conversion solutions. They are known for their innovative technologies in power supply design, including integrated circuits that reduce energy consumption and improve reliability in various applications, such as consumer electronics, industrial equipment, and renewable energy systems. The company is headquartered in San Jose, California, and is recognized for its commitment to sustainability and environmental responsibility in the semiconductor industry.

Application

The TNY276PN is a compact power supply IC primarily used in low-power applications. Its main areas include LED drivers, adapters for consumer electronics, battery chargers, and auxiliary power supplies in devices like TVs, monitors, and home appliances. Its efficiency and small footprint make it suitable for designs requiring minimal space and energy consumption.

Equivalent

The TNY276PN is a part of the TinySwitch family of switcher ICs. Equivalent products include the TNY275PN and TNY277PN, which have similar specifications but differ in output power and voltage ratings. Other alternatives might include components from different manufacturers, such as the HCM6001 or the LNK series from Power Integrations, but ensure to check the datasheets for specific compatibility in terms of features and performance.