Overview
The TEA1761T/N2/DG is a Synchronous Rectifier (SR) Controller IC designed by NXP USA Inc. for use in switched mode power supplies. It is part of the new generation of SR controllers and is fabricated using a Silicon On Insulator (SOI) process, enabling a wide range of operational capabilities. This IC is dedicated to synchronous rectification on the secondary side of discontinuous conduction mode and quasi-resonant flyback converters. It also integrates circuitry for output voltage and output current regulation, making it a highly integrated and cost-effective solution with a minimal number of external components required.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | TEA1761T/N2/DG,118 |
| Manufacturer | NXP USA Inc. |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | -20°C ~ 150°C |
| Supply Voltage | 8.6 V ~ 38 V |
| Current - Supply | 1 mA |
| Mounting Type | Surface Mount |
| Opto Coupler Output Voltage Range | 3.5 V to 38 V |
| Driver Output Voltage | 10 V |
Key Features
- Combined synchronous rectification and primary feedback control functionality
- High level of integration, resulting in a very low external component count
- Wide supply voltage range (8.6 V to 38 V)
- Wide opto coupler output voltage range (3.5 V to 38 V)
- Accurate internal voltage reference for voltage control (within 1%)
- High driver output voltage of 10 V to drive all MOSFET brands to the lowest RDSon
- Low current consumption
- High system efficiency from no load to full load
- Undervoltage protection
- Internal over-temperature protection
Applications
The TEA1761T/N2/DG is primarily intended for use in adapters and other power management applications. It can be used in all discontinuous conduction mode and quasi-resonant flyback systems that require a highly efficient and cost-effective solution.
Q & A
- What is the primary function of the TEA1761T/N2/DG IC?
The TEA1761T/N2/DG is a Synchronous Rectifier (SR) Controller IC designed for synchronous rectification on the secondary side of discontinuous conduction mode and quasi-resonant flyback converters.
- What is the supply voltage range of the TEA1761T/N2/DG?
The supply voltage range is from 8.6 V to 38 V.
- What type of package does the TEA1761T/N2/DG come in?
The IC comes in an 8-SOIC (0.154", 3.90mm Width) package.
- What is the operating temperature range of the TEA1761T/N2/DG?
The operating temperature range is from -20°C to 150°C.
- Does the TEA1761T/N2/DG have built-in protection features?
- What is the driver output voltage of the TEA1761T/N2/DG?
The driver output voltage is 10 V.
- What is the opto coupler output voltage range of the TEA1761T/N2/DG?
The opto coupler output voltage range is from 3.5 V to 38 V.
- Is the TEA1761T/N2/DG fabricated using a special process?
- What are the typical applications of the TEA1761T/N2/DG?
- Does the TEA1761T/N2/DG have a high level of integration?
