Overview
The UCD3138RMHR is a high-performance digital power controller developed by Texas Instruments. This component is designed for advanced power management applications, offering high integration and exceptional performance in a single-chip solution. It is part of the UCD3138 series, which is widely recognized for its flexibility and reliability in power conversion systems. The UCD3138RMHR is particularly suited for applications requiring precise control and efficient power delivery, such as industrial automation, telecommunications, and consumer electronics. Its market positioning targets engineers and designers looking for robust, programmable solutions to optimize power systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Program Flash Memory | 64 kB | - | Supports dual firmware mirroring |
| Communication Ports | SPI, I2C | - | Enhanced communication options |
| Package | 40-WQFN | - | 6x6 mm |
| Operating Voltage | Up to 40 V | V | - |
| ADC Resolution | 12-bit | - | 267 ksps, 15 channels |
| DPWM Resolution | 250 ps | - | High precision |
| Microcontroller Core | ARM7TDMI-S | - | 32-bit RISC |
Key Features
- High Integration: Combines multiple power management functions in a single chip.
- Programmability: Fully programmable solution for custom power control.
- Dual Firmware Mirroring: Supports 64 kB program flash memory for redundant firmware storage.
- Enhanced Communication: Includes SPI and additional I2C ports for versatile connectivity.
- Real-Time Monitoring: Built-in ADC and DPWM for precise control and monitoring.
Applications
The UCD3138RMHR is ideal for a wide range of power management applications. In industrial automation, it ensures efficient and reliable power delivery for control systems and machinery. In telecommunications, it supports high-performance power conversion for network infrastructure. Additionally, it is used in consumer electronics to optimize power efficiency in devices such as laptops and smart home systems. Its ability to update firmware without power interruption makes it particularly valuable in critical applications where system downtime must be minimized.
Q & A
1. What is the program flash memory capacity of the UCD3138RMHR?
The UCD3138RMHR features 64 kB of program flash memory, supporting dual firmware mirroring.
2. What communication ports are available on the UCD3138RMHR?
It includes SPI and an additional I2C port for enhanced communication capabilities.
3. What is the resolution of the ADC in the UCD3138RMHR?
The ADC has a 12-bit resolution with a sampling rate of 267 ksps and supports up to 15 channels.
4. Can the firmware be updated without interrupting power delivery?
Yes, the UCD3138RMHR allows firmware updates without power interruption.
5. What is the package type of the UCD3138RMHR?
It comes in a 40-WQFN package measuring 6x6 mm.
6. What microcontroller core does the UCD3138RMHR use?
It is based on the ARM7TDMI-S 32-bit RISC microcontroller core.
7. What is the DPWM resolution of the UCD3138RMHR?
The DPWM resolution is 250 ps, ensuring high precision in power control.
8. What are the typical applications of the UCD3138RMHR?
It is used in industrial automation, telecommunications, and consumer electronics for power management.
9. Does the UCD3138RMHR support real-time monitoring?
Yes, it includes built-in ADC and DPWM for real-time monitoring and control.
10. What is the operating voltage range of the UCD3138RMHR?
It operates at voltages up to 40 V.
