Overview
The LMZ12008TZE/NOPB is a SIMPLE SWITCHER® power module from Texas Instruments, designed to provide a high-efficiency, easy-to-use step-down DC-DC solution. This module is capable of driving up to 8-A load and is available in an innovative package that enhances thermal performance. It can accept an input voltage range of 6 V to 20 V and deliver an adjustable output voltage as low as 0.8 V. The module requires only a few external components to complete the power solution, making it ideal for various applications requiring high thermal performance and simplicity in design.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 6 to 20 | V |
| Output Voltage Range | 0.8 to 6 | V |
| Maximum Output Current | 8 | A |
| Maximum Total Output Power | 40 | W |
| Switching Frequency | 350 kHz | |
| Efficiency | Up to 92% | |
| Junction Temperature Range | -40 to 125 | °C |
| Package Type | TO-PMOD-11 | |
| Thermal Resistance (Junction-to-Ambient) | 9.9 °C/W (Natural Convection) |
Key Features
- Integrated shielded inductor for reduced EMI and improved thermal performance.
- Simple PCB layout with minimal external components required.
- Fixed switching frequency of 350 kHz.
- Flexible start-up sequencing using external soft-start, tracking, and precision enable.
- Protection against inrush currents and faults, including input UVLO, output short circuit, and thermal shutdown.
- Single exposed pad and standard pinout for easy mounting and manufacturing.
- Fully enabled for WEBENCH® Power Designer.
- Pin compatible with other LMZ series modules (e.g., LMZ22010/08/06, LMZ12010/06).
- Low output voltage ripple and no external heat sink required.
Applications
- Point-of-load conversions from 12-V input rail.
- Time-critical projects requiring quick implementation.
- Space-constrained applications with high thermal requirements.
- Negative output voltage applications.
Q & A
- What is the input voltage range of the LMZ12008TZE/NOPB?
The input voltage range is from 6 V to 20 V.
- What is the maximum output current of the LMZ12008TZE/NOPB?
The maximum output current is up to 8 A.
- What is the switching frequency of the LMZ12008TZE/NOPB?
The switching frequency is fixed at 350 kHz.
- Does the LMZ12008TZE/NOPB require an external heat sink?
No, an external heat sink is not required.
- What are the key protection features of the LMZ12008TZE/NOPB?
The module includes protection against inrush currents, input UVLO, output short circuit, thermal shutdown, and current limits.
- Can the LMZ12008TZE/NOPB start up into a prebiased output?
- What is the efficiency of the LMZ12008TZE/NOPB?
The efficiency can be up to 92%.
- What is the junction temperature range of the LMZ12008TZE/NOPB?
The junction temperature range is from -40°C to 125°C.
- Is the LMZ12008TZE/NOPB compatible with other LMZ series modules?
- What is the package type of the LMZ12008TZE/NOPB?
The package type is TO-PMOD-11.
