Overview: Multi-Output Power Supply for Embedded Systems
The TPS65212 from Texas Instruments is a highly integrated power management IC that simplifies system design with multiple DC/DC converters and LDOs built into a single compact QFN package. Designed for space-efficient embedded systems, it supports a wide range of input voltages, making it ideal for applications powered by Li-Ion or USB sources.
With built-in sequencing, power-good signals, and overcurrent protection, TPS65212 enhances system reliability while reducing external components and PCB area. This IC is optimized for processors and FPGAs in low-power industrial, medical, and consumer electronics.
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Key Technical Specifications of TPS65212
| Parameter | Specification |
|---|---|
| Input Voltage Range | 2.7V to 6V |
| Output Channels | 3x Buck Converters, 1x LDO |
| Sequencing | Integrated |
| Protection Features | UVLO, OVP, SCP, Thermal |
| Package | QFN |
Advantages Over Competing Power Management ICs
Unlike discrete regulators, the TPS65212 integrates three high-efficiency buck converters and a linear regulator into one device. This reduces BOM complexity, conserves board space, and streamlines power rail sequencing. Its broad input range and protection suite make it robust across varied operating environments.
Moreover, sourcing the part through IC Manufacturer ensures access to supply chain support and technical documentation from a trusted electronics distributor.
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Expanded Technical Parameters
| Feature | Description |
|---|---|
| VIN Range | 2.7V to 6.0V |
| Number of Outputs | 3 Buck + 1 LDO |
| Buck Efficiency | Up to 95% |
| Sequencing | Integrated with Power Good |
| Thermal Protection | Yes |
| Application Focus | Processor, FPGA, SoC Power |
Typical Applications of TPS65212
- Embedded processor and microcontroller platforms
- Industrial and factory automation systems
- Consumer and medical electronics with space constraints
Frequently Asked Questions (FAQ)
What devices can the TPS65212 power?
The TPS65212 is ideal for embedded processors, FPGAs, and SoCs that require multiple voltage rails in a compact system.
Does this IC offer power sequencing?
Yes, it includes built-in sequencing logic with power-good signals, which helps in correct startup of complex digital systems.
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How does it simplify PCB design?
By integrating multiple converters and regulators, TPS65212 reduces external components and supports compact layouts with QFN packaging.
Is the device suitable for battery-powered systems?
Absolutely. Its wide input range from 2.7V to 6V supports various battery types including Li-Ion and USB-based power sources.
What protection features are available?
The device includes under-voltage lockout (UVLO), over-voltage protection (OVP), short-circuit protection (SCP), and thermal shutdown for robust system reliability.
