Overview
The UCD3138RHAT, manufactured by Texas Instruments, is a highly integrated digital power controller designed for a wide range of power conversion applications. This controller combines high performance with flexibility, making it suitable for AC/DC and isolated DC/DC applications, particularly in IT and network infrastructure. Its core features include a digital control loop peripheral (DPP), a 12-bit, 267ksps general-purpose ADC with up to 15 channels, and a 32-bit ARM7TDMI-S RISC microcontroller. The UCD3138RHAT is positioned as a versatile solution for power management, offering real-time monitoring, configuration, and communication management.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Model | UCD3138RHAT | - | - |
| Category | Digital Power Controller | - | - |
| Core | 32-bit ARM7TDMI-S RISC | - | - |
| ADC Resolution | 12-bit | - | 267ksps, up to 15 channels |
| DPWM Resolution | 250ps | - | - |
| Communication Interfaces | PMBus, UART | - | - |
| Operating Voltage | 6 to 15 | V | - |
| Operating Temperature | -40 to +125 | °C | - |
| Package | VQFN-40 | - | - |
Key Features
- High integration with a digital control loop peripheral (DPP) for precise power management.
- 12-bit, 267ksps general-purpose ADC with up to 15 channels for accurate signal processing.
- 32-bit ARM7TDMI-S RISC microcontroller for real-time monitoring and configuration.
- Flexible communication interfaces, including PMBus and UART.
- Optimized for AC/DC and isolated DC/DC applications, reducing component count in IT and network infrastructure.
Applications
The UCD3138RHAT is widely used in power conversion applications, particularly in IT and network infrastructure. Its high integration and flexibility make it ideal for AC/DC and isolated DC/DC power supplies. Additionally, it is suitable for industrial automation, telecommunications, and embedded systems where precise power management and control are required.
Q & A
1. What is the core architecture of the UCD3138RHAT?
The UCD3138RHAT features a 32-bit ARM7TDMI-S RISC microcontroller.
2. What is the resolution of the ADC in the UCD3138RHAT?
The ADC has a 12-bit resolution with a sampling rate of 267ksps.
3. What communication interfaces are supported by the UCD3138RHAT?
It supports PMBus and UART communication interfaces.
4. What is the operating voltage range of the UCD3138RHAT?
The operating voltage range is from 6V to 15V.
5. What is the DPWM resolution of the UCD3138RHAT?
The DPWM resolution is 250ps.
6. What is the package type of the UCD3138RHAT?
It comes in a VQFN-40 package.
7. What is the operating temperature range of the UCD3138RHAT?
The operating temperature range is from -40°C to +125°C.
8. What are the key features of the UCD3138RHAT?
Key features include a digital control loop peripheral, a 12-bit ADC, and a 32-bit ARM microcontroller.
9. What applications is the UCD3138RHAT suitable for?
It is suitable for AC/DC and isolated DC/DC power supplies, IT infrastructure, and network equipment.
10. What is the significance of the ARM7TDMI-S core in the UCD3138RHAT?
The ARM7TDMI-S core enables real-time monitoring, configuration, and communication management, enhancing the controller's versatility.
