Overview
The LMZ30604RKGT is a 4-A power module from Texas Instruments, designed to provide a compact and efficient power solution. This module integrates a DC/DC converter, power MOSFETs, a shielded inductor, and necessary passives into a low-profile QFN package. The device is optimized for high-density distributed power systems and is particularly suited for powering performance-driven DSPs and FPGAs. With its small footprint of 9 mm × 11 mm × 2.8 mm, it offers greater than 90% efficiency and excellent thermal performance, making it ideal for a variety of applications requiring reliable and efficient power conversion.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Input Voltage Range | 2.95 | - | 6 | V |
| Output Current | 0 | - | 4 | A |
| Output Voltage Adjust Range | 0.8 | - | 3.6 | V |
| Switching Frequency Range | 400 kHz | 500 kHz | 600 kHz | kHz |
| Synchronization Frequency Range | 500 kHz | - | 2 MHz | kHz |
| Operating Temperature Range | -40°C | - | 85°C | °C |
| Thermal Impedance (Junction to Ambient) | - | - | 12°C/W | °C/W |
| Package Dimensions | - | - | 9 mm × 11 mm × 2.8 mm | - |
| Weight | - | - | 0.85 grams | - |
Key Features
- Complete integrated power solution in a compact QFN package.
- High efficiency up to 96%.
- Adjustable output voltage from 0.8 V to 3.6 V with ±1% reference accuracy.
- Adjustable switching frequency from 500 kHz to 2 MHz and synchronization to an external clock.
- Programmable slow-start, output voltage sequencing/tracking, and power good output.
- Integrated shielded inductor and enhanced thermal performance.
- Overcurrent protection, undervoltage lockout, and overtemperature protection.
- Meets EN55022 Class B emissions standards.
Applications
- Broadband and communications infrastructure.
- Automated test and medical equipment.
- Compact PCI, PCI Express, and PXI Express systems.
- DSP and FPGA point of load applications.
- High-density distributed power systems.
Q & A
- What is the input voltage range of the LMZ30604RKGT?
The input voltage range is from 2.95 V to 6 V. - What is the maximum output current of the LMZ30604RKGT?
The maximum output current is 4 A. - How can the output voltage be adjusted?
The output voltage can be adjusted from 0.8 V to 3.6 V by connecting a resistor between the VADJ pin and AGND. - What is the switching frequency range of the LMZ30604RKGT?
The switching frequency range is from 400 kHz to 600 kHz, and it can be synchronized to an external clock up to 2 MHz. - What are the thermal characteristics of the LMZ30604RKGT?
The device has a thermal impedance of 12°C/W and operates over a temperature range of -40°C to 85°C. - Does the LMZ30604RKGT have built-in protection features?
Yes, it includes overcurrent protection, undervoltage lockout, and overtemperature protection. - How does the LMZ30604RKGT meet emissions standards?
The device meets EN55022 Class B emissions standards. - What is the package size and weight of the LMZ30604RKGT?
The package dimensions are 9 mm × 11 mm × 2.8 mm, and the weight is 0.85 grams. - Can the LMZ30604RKGT be used in high-density power systems?
Yes, it is designed for high-density distributed power systems. - How can I customize the design using the LMZ30604RKGT?
You can use the WEBENCH Power Designer tool to create a custom design based on your specific requirements.
