Overview
The MC34VR500V1ES557 is a high-efficiency, multi-output DC/DC regulator solution designed by NXP Semiconductors. This component is specifically tailored for network processor systems, such as those in the QorIQ LS1/T1 family of communications processors. It integrates four switching buck regulators and five general-purpose linear regulators, making it a highly integrated power management solution. The MC34VR500 is ideal for powering complete systems, including the processor, DDR memory, and system peripherals.
Key Specifications
| Parameter | Value |
|---|---|
| Output Current (Buck Regulators) | SW1: 4.5 A, SW2: 2.0 A, SW3: 2.5 A, SW4: 1.0 A (VTT tracking regulator) |
| Linear Regulators | Five general-purpose LDOs (LDO1: 250 mA, LDO2: 100 mA, LDO3: 350 mA, LDO4: 100 mA, LDO5: 200 mA) |
| DDR Termination Reference Voltage | Supports DDR3L and DDR4 |
| Operating Temperature | -40 °C to +105 °C |
| Package | 56 QFN-EP (8x8 mm) |
| I2C Control | Yes, for all regulators |
| Power Control Logic | With processor interface and event detection |
Key Features
- High-efficiency quad buck regulator with integrated power MOSFETs
- Five user-programmable linear regulators (LDOs)
- Programmable low-power modes
- I2C control for all regulators
- Power Control Logic with processor interface and event detection
- Support for DDR3L and DDR4 memory
Applications
- Internet of Things (IoT) gateways
- Mobile wireless routers
- Multifunction printers (MFP)
- Network-attached storage (NAS)
- Automatic teller machines (ATMs)
Q & A
- What is the MC34VR500V1ES557 used for? The MC34VR500V1ES557 is a power management solution for network processor systems, providing power to the processor, DDR memory, and system peripherals.
- How many buck regulators does the MC34VR500 have? The MC34VR500 has four buck regulators with output currents of 4.5 A, 2.0 A, 2.5 A, and 1.0 A.
- What type of linear regulators does the MC34VR500 include? The MC34VR500 includes five general-purpose linear regulators (LDOs).
- What is the operating temperature range of the MC34VR500V1ES557? The operating temperature range is -40 °C to +105 °C.
- Does the MC34VR500 support I2C control? Yes, the MC34VR500 supports I2C control for all regulators.
- What types of DDR memory does the MC34VR500 support? The MC34VR500 supports DDR3L and DDR4 memory.
- What are some common applications of the MC34VR500? Common applications include IoT gateways, mobile wireless routers, MFP printers, NAS, and ATMs.
- What is the package type of the MC34VR500V1ES557? The package type is 56 QFN-EP (8x8 mm).
- Does the MC34VR500 have programmable low-power modes? Yes, the MC34VR500 has programmable low-power modes.
- What is the purpose of the Power Control Logic in the MC34VR500? The Power Control Logic includes a processor interface and event detection.
