TEA1654T,118

 Introduction of TEA1654T,118

The TEA1654T,118 is a Switched Mode Power Supply (SMPS) control IC that belongs to the GreenChip™II series, which offers high efficiency, low power consumption, and flexible programmability for a wide range of applications. It is manufactured by NXP and operates directly from the rectified universal mains. It supports valley or zero voltage switching for minimum switching losses, efficient quasi-resonant operation at high power levels, frequency reduction at low power standby, and cycle skipping mode at very low loads. It also provides various protection features, such as safe restart mode, continuous mode protection, overvoltage protection, short winding protection, undervoltage protection, overtemperature protection, and overcurrent protection. It has a high level of integration, giving a very low external component count.

 Product Specifications of TEA1654T,118

The TEA1654T,118 has the following main specifications :

•  Package: SO14 plastic, small outline package; 14 leads; 1.27 mm pitch; 8.65 mm x 3.9 mm x 1.75 mm body

•  Operating temperature: 0°C to 85°C

•  Mains supply operation: 70 to 276 V AC

•  Output isolation: Isolated

•  Voltage - Breakdown: 650 V

•  Voltage - Start Up: 11 V

•  Voltage - Supply (Vcc/Vdd): 8.7 V to 20 V

•  Frequency - Switching: 25 kHz to 175 kHz

•  Power (Watts): Up to 250 W

•  Fault Protection: Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit

•  Control Features: Soft (re)start, demagnetization detection, overvoltage protection (latched), mains voltage-dependent operation-enabling level, general purpose input for lock protection

 Product Features of TEA1654T,118

The TEA1654T,118 provides the following features :

•  High-performance computing: The dual-core ARM Cortex-A9 processor supports Linux, Android, and other operating systems, and delivers up to 3000 DMIPS of performance. The Arria V SX FPGA enables custom logic design and acceleration for data-intensive applications.

•  Low-power consumption: The TEA1654T,118 uses a 28 nm process technology and supports dynamic power management, which reduces the power consumption by up to 40% compared to previous generations of SMPS control ICs.

•  Flexible programmability: The TEA1654T,118 supports a variety of development tools and languages, such as Quartus Prime, Nios II, OpenCL, and C/C++. The FPGA can be configured and updated via the processor or an external source, enabling rapid prototyping and design iterations.

•  Green features: The TEA1654T,118 supports valley or zero voltage switching for minimum switching losses, efficient quasi-resonant operation at high power levels, frequency reduction at low power standby for improved system efficiency (≤3 W), and cycle skipping mode at very low loads. It also has an on-chip start-up current source and a standby indication pin to indicate low output power consumption.

 Product Applications of TEA1654T,118

The TEA1654T,118 can be used for a variety of applications that require high performance, low power, and flexible programmability, such as:

•  TV and monitor supplies: The TEA1654T,118 can provide stable and efficient power for LCD, LED, and OLED displays, as well as audio and video processing circuits.

•  Adapters and chargers: The TEA1654T,118 can support various output voltages and currents for different devices, such as laptops, smartphones, tablets, and cameras.

•  Industrial and medical equipment: The TEA1654T,118 can handle complex control and communication tasks, such as motor control, machine vision, and industrial Ethernet, as well as process and display high-resolution images, such as ultrasound, X-ray, and MRI.

 Frequently Asked Questions of TEA1654T,118

•  Q: What is the difference between TEA1654T,118 and TEA1654T/N1,518?

•  A: The TEA1654T,118 and the TEA1654T/N1,518 have the same specifications and features, except for the package type. The TEA1654T,118 has a SO14 package, while the TEA1654T/N1,518 has a SO14 package with dry pack.

•  Q: What is the difference between TEA1654T,118 and TEA1552T,118?

•  A: The TEA1654T,118 and the TEA1552T,118 are both GreenChip™II SMPS control ICs, but they have some differences in specifications and features. The TEA1654T,118 has a higher voltage breakdown (650 V), a higher power rating (up to 250 W), and a latched overvoltage protection mode. The TEA1552T,118 has a lower voltage breakdown (500 V), a lower power rating (up to 75 W), and a safe restart overvoltage protection mode.

•  Q: How can I get started with the TEA1654T,118 development?

•  A: You can use the GreenChip™II SMPS control IC development kit, which includes the TEA1654T,118 device, a development board, a power supply, cables, and software tools. You can also refer to the GreenChip™II SMPS control IC documentation for more information and guidance.