Overview
The LMZ10505EXTTZ/NOPB power module, produced by Texas Instruments, is a comprehensive and easy-to-use DC-DC solution designed to drive up to a 5-A load with exceptional power conversion efficiency, output voltage accuracy, and line and load regulation. This module is packaged in an innovative TO-PMOD (NDW) package with 7 pins, enhancing thermal performance and allowing for both hand and machine soldering. It is particularly suited for military and rugged applications due to its robust design and compliance with various military standards.
Key Specifications
| Specification | Value |
|---|---|
| Input Voltage Range | 2.95 V to 5.5 V |
| Output Voltage Range | 0.8 V to 5 V |
| Maximum Output Current | Up to 5 A |
| Maximum Total Output Power | 25 W |
| Feedback Voltage Accuracy Over Temperature | ±1.63% |
| Operating Temperature Range | -55°C to 125°C |
| Package Type | TO-PMOD (NDW) with 7 pins |
| Switching Frequency | 1 MHz fixed-frequency PWM |
Key Features
- Integrated shielded inductor
- Flexible start-up sequencing using external soft start, tracking, and precision enable
- Protection against in-rush currents and faults such as input undervoltage lockout (UVLO) and output short-circuit
- Lossless cycle-by-cycle peak current limit for overcurrent or short-circuit protection
- Thermal shutdown and prebiased start-up
- Low radiated emissions (EMI) tested to EN55022 Class B standard and radiated immunity EMI tested to EN61000 4-3 standard
- Compliance with military standards: MIL-STD-883 Method 2007.2 Condition A, JESD22-B103B Condition 1, MIL-STD-883 Method 2002.3 Condition B, and JESD22-B110 Condition B
- Externally programmable soft-start capacitor for controlled start-up
- Option to use ceramic or electrolytic output capacitors with adjustable external compensation components
Applications
- Point-of-load conversions from 3.3-V and 5-V rails
- Space-constrained applications
- Noise-sensitive applications such as transceivers and medical devices
- Military and rugged applications due to its robust design and compliance with military standards
Q & A
- What is the maximum input voltage for the LMZ10505EXTTZ/NOPB?
The maximum input voltage is 5.5 V. - What is the range of output voltage for this module?
The output voltage range is from 0.8 V to 5 V. - What is the maximum output current of the LMZ10505EXTTZ/NOPB?
The maximum output current is up to 5 A. - What is the operating temperature range for this module?
The operating temperature range is from -55°C to 125°C. - Does the LMZ10505EXTTZ/NOPB have built-in protection features?
Yes, it includes protection against in-rush currents, input undervoltage lockout, output short-circuit, and thermal shutdown. - Is the LMZ10505EXTTZ/NOPB suitable for military applications?
Yes, it is designed for military and rugged applications and complies with various military standards. - Can the start-up sequence be controlled externally?
Yes, the start-up sequence can be controlled using an externally programmable soft-start capacitor. - What type of switching does the LMZ10505EXTTZ/NOPB use?
The module uses 1 MHz fixed-frequency PWM switching. - Does the LMZ10505EXTTZ/NOPB support the use of different types of output capacitors?
Yes, it supports the use of both ceramic and electrolytic output capacitors. - Is the LMZ10505EXTTZ/NOPB compatible with WEBENCH® Power Designer tools?
Yes, it is fully enabled for use with WEBENCH® and Power Designer tools.
