TNY265PG

Product Overview

Category

TNY265PG belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for power management applications.

Characteristics

• TNY265PG is a highly efficient and compact IC designed for low-power offline switch mode power supplies.
• It integrates various functions required for power conversion, such as high-voltage power MOSFET, PWM controller, and protection features.
• The IC operates in a frequency jittering mode, which helps reduce EMI emissions and improve overall system performance.

Package

TNY265PG is available in a small outline package (SOP) with a thermal pad for enhanced heat dissipation.

Essence

The essence of TNY265PG lies in its ability to provide reliable and efficient power management solutions in a compact form factor.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 85V AC to 265V AC
• Output Power: Up to 15W
• Operating Frequency: 132 kHz (typical)
• Standby Power Consumption: Less than 30 mW
• Efficiency: Up to 88% (depending on application)

Detailed Pin Configuration

TNY265PG features a standard pin configuration, as follows:

1. VDD - Power supply voltage input
2. BP/MULT - Boost pin/multiplication factor selection
3. FB - Feedback pin for output voltage regulation
4. GND - Ground reference
5. D - Drain pin for high-voltage power MOSFET
6. S - Source pin for high-voltage power MOSFET
7. NC - No connection pin
8. EN/UV - Enable/Undervoltage lockout pin

Functional Features

• Integrated high-voltage power MOSFET eliminates the need for an external switch.
• Frequency jittering reduces electromagnetic interference (EMI) emissions.
• Auto-restart feature enhances system reliability by recovering from fault conditions automatically.
• Built-in protection features include thermal shutdown, cycle-by-cycle current limit, and output overvoltage protection.

Advantages and Disadvantages

Advantages

• Compact size enables space-saving designs.
• High efficiency results in reduced power consumption and heat generation.
• Integrated protection features enhance system reliability.
• Frequency jittering reduces EMI emissions.

Disadvantages

• Limited output power compared to higher-rated ICs.
• May require additional external components for specific applications.
• Not suitable for high-power applications.

Working Principles

TNY265PG operates on the principle of pulse width modulation (PWM). It regulates the output voltage by adjusting the duty cycle of the switching waveform. The integrated high-voltage power MOSFET switches the input voltage to the output side, while the PWM controller ensures precise regulation. The frequency jittering mode helps reduce EMI emissions and improve overall system performance.

Detailed Application Field Plans

TNY265PG finds applications in various low-power offline switch mode power supplies, including but not limited to: - AC/DC adapters - LED lighting - Home appliances - Consumer electronics - Industrial controls

Detailed and Complete Alternative Models

• TNY264PG
• TNY267PG
• TNY268PG
• TNY269PG

These alternative models offer similar functionality and characteristics, providing flexibility in design choices for different power requirements.

In conclusion, TNY265PG is a highly efficient and compact IC designed for low-power offline switch mode power supplies. Its integrated features, such as high-voltage power MOSFET, PWM controller, and protection mechanisms, make it a reliable choice for power management applications. With its advantages in size, efficiency, and EMI reduction, TNY265PG serves various industries, including AC/DC adapters, LED lighting, home appliances, consumer electronics, and industrial controls.