Overview
The TPS51116RGER, manufactured by Texas Instruments, is a highly integrated power management IC designed specifically for DDR memory systems. This model supports a wide range of DDR standards, including DDR, DDR2, DDR3, DDR3L, LPDDR3, and DDR4, making it a versatile solution for memory power requirements. Its compact design and advanced features make it ideal for space-constrained applications, offering a cost-effective and efficient power solution for various computing and industrial systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 3.0 to 28 | V | |
| Output Voltage Range | 0.75 to 3.0 | V | Adjustable |
| Output Current | 3 | A | LDO (VTT) |
| Switching Frequency | 400 | kHz | |
| Operating Temperature Range | -40 to +85 | °C | |
| Package | VQFN-24 | 4x4mm |
Key Features
- Integrated synchronous buck controller and 3A LDO for DDR memory systems.
- Supports multiple DDR standards including DDR, DDR2, DDR3, DDR3L, LPDDR3, and DDR4.
- Adaptive on-time control for fast transient response.
- Low noise buffered reference output for high precision.
- Comprehensive protection features including overvoltage, undervoltage, and thermal shutdown.
Applications
The TPS51116RGER is widely used in applications requiring efficient power management for DDR memory systems. Its primary applications include:
- Computing Systems: Provides stable power for DDR memory in laptops, desktops, and servers.
- Industrial Control: Ensures reliable operation in industrial automation and control systems.
- Consumer Electronics: Supports memory power requirements in devices like gaming consoles and set-top boxes.
Q & A
1. What is the input voltage range of the TPS51116RGER?
The input voltage range is from 3.0V to 28V.
2. What DDR standards does the TPS51116RGER support?
It supports DDR, DDR2, DDR3, DDR3L, LPDDR3, and DDR4.
3. What is the output current capability of the LDO?
The LDO can deliver up to 3A of output current.
4. What is the switching frequency of the TPS51116RGER?
The switching frequency is 400kHz.
5. What protection features are included in the TPS51116RGER?
It includes overvoltage, undervoltage, and thermal shutdown protection.
6. What is the operating temperature range of the TPS51116RGER?
It operates from -40°C to +85°C.
7. What package type is the TPS51116RGER available in?
It is available in a VQFN-24 package measuring 4x4mm.
8. Can the output voltage be adjusted?
Yes, the output voltage is adjustable from 0.75V to 3.0V.
9. Is the TPS51116RGER suitable for industrial applications?
Yes, it is designed for reliable operation in industrial control systems.
10. What is the purpose of the adaptive on-time control?
It ensures fast transient response, improving the performance of the power supply.
