Part Number: LMZ12002TZX-ADJ

Manufacturer: Texas Instruments

Description: DC DC CONVERTER 0.8-6V

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of LMZ12002TZX-ADJ/NOPB

Datasheet  LMZ12002TZX-ADJ/NOPB datasheet
Category Power Supplies – Board Mount
Family DC DC Converters
Manufacturer Texas Instruments
Packaging Tape & Reel (TR)
Part Status Active
Type Non-Isolated PoL Module
Number of Outputs 1
Voltage – Input (Min) 4.5V
Voltage – Input (Max) 20V
Voltage – Output 1 0.8 ~ 6 V
Voltage – Output 2
Voltage – Output 3
Current – Output (Max) 2A
Power (Watts) – Manufacture Series
Voltage – Isolation
Applications ITE (Commercial)
Features UVLO
Mounting Type Surface Mount
Package / Case TO-PMOD-7, Power Module
Size / Dimension 0.40″ L x 0.39″ W x 0.18″ H (10.2mm x 9.9mm x 4.6mm)
Operating Temperature -40°C ~ 125°C
Efficiency 92%
Power (Watts) – Max 12W

LMZ12002TZX-ADJ/NOPB Introduction

The LMZ12002TZX-ADJ is a highly efficient power module designed to provide regulated power to electronic systems. It is a member of the Simple Switcher® family and offers a maximum input voltage of 20V. In this guide, we will explore the features, specifications, and applications of the LMZ12002TZX-ADJ power module, providing a comprehensive understanding of its capabilities and usage.

Key Features of LMZ12002TZX-ADJ

  • Integrated Design: The LMZ12002TZX-ADJ incorporates a high-frequency DC-DC converter, power MOSFETs, inductors, capacitors, and control circuitry within a compact module. This integration simplifies the design process and reduces the need for external components.
  • Wide Input Voltage Range: The power module can accept input voltages ranging from 6V to 20V, making it suitable for a wide range of applications and power sources.
  • Adjustable Output Voltage: The LMZ12002TZX-ADJ allows for adjustable output voltage, making it versatile and customizable for various system requirements. The output voltage can be set within a specific range using an external resistor.
  • High Efficiency: The power module utilizes advanced switching technology and optimized circuitry to achieve high conversion efficiency. This results in minimal power loss and reduced energy consumption.
  • Low Power Dissipation: With its efficient design, the LMZ12002TZX-ADJ minimizes power dissipation, reducing the need for additional cooling mechanisms. This contributes to higher reliability and overall system performance.
  • Integrated Protection Features: The power module includes built-in protection mechanisms such as overcurrent protection (OCP), over-temperature protection (OTP), and overvoltage protection (OVP). These features help safeguard the module and the connected system from potential damage or failure.
  • Small Form Factor: The LMZ12002TZX-ADJ is available in a compact package, which saves valuable board space and allows for easier integration into space-constrained applications.

Overview of High Efficiency and Low Power Dissipation

The LMZ12002TZX-ADJ power module employs advanced switching techniques, such as pulse-width modulation (PWM), to achieve high conversion efficiency. By efficiently converting the input voltage to the desired output voltage, it minimizes power loss and optimizes energy usage. This is especially important in battery-powered devices and applications where energy efficiency is crucial.

Furthermore, the LMZ12002TZX-ADJ’s integrated design and high-quality components contribute to low power dissipation. The module’s compact package allows for effective thermal management, reducing the need for additional cooling mechanisms. This not only enhances overall system reliability but also simplifies the design process by eliminating the need for complex thermal considerations.

The combination of high efficiency and low power dissipation makes the LMZ12002TZX-ADJ power module an excellent choice for applications where power efficiency, compactness, and reliable performance are paramount.


● Input Voltage Range and Maximum Input Voltage

The LMZ12002TZX-ADJ power module has a wide input voltage range of 6V to 20V. This means it can efficiently operate with input voltages within this range. It is important to ensure that the input voltage stays within these limits to ensure proper functionality and reliability of the module. The maximum input voltage of 20V should not be exceeded to prevent any damage to the module.

● Output Voltage and Adjustable Voltage Range

The output voltage of the LMZ12002TZX-ADJ power module can be adjusted to meet specific requirements. The module provides a voltage output that can be adjusted within a certain range. The exact range may vary depending on the specific model or variant of the module. To adjust the output voltage, an external resistor can be used. Consult the datasheet or application notes for the recommended resistor values and calculations.

● Output Current Capacity and Load Regulation

The LMZ12002TZX-ADJ power module is designed to provide a specific output current capacity. The exact capacity may vary depending on the specific model or variant. It is important to consider the load requirements of the system and ensure that the output current capacity of the module is sufficient to power the connected devices. Load regulation refers to the ability of the module to maintain a stable output voltage despite changes in the load. The LMZ12002TZX-ADJ typically offers good load regulation, but it is recommended to refer to the datasheet for detailed specifications.

● Efficiency and Power Dissipation

The LMZ12002TZX-ADJ power module is designed to achieve high efficiency by minimizing power loss during the conversion process. The efficiency of the module represents the ratio of output power to input power and is typically specified as a percentage. A higher efficiency indicates less power loss and better energy utilization. The datasheet will provide specific efficiency values for different load conditions and input voltages. Power dissipation refers to the amount of power that is lost as heat during operation. The LMZ12002TZX-ADJ module is designed to minimize power dissipation to ensure reliable performance and reduce the need for additional cooling mechanisms.

● Operating Temperature Range and Thermal Considerations

The LMZ12002TZX-ADJ power module has a specified operating temperature range within which it can safely operate. This range is typically mentioned in the datasheet and should be adhered to for optimal performance. It is important to consider the ambient temperature and any potential temperature rise within the system to ensure that the module operates within the specified temperature limits. Adequate thermal management should be implemented to dissipate any heat generated by the module, such as using proper heatsinks or airflow.

● Protections and Safety Features

The LMZ12002TZX-ADJ power module incorporates various protections and safety features to ensure the reliable operation of the module and the connected system. These protections may include:

  1. Overcurrent Protection (OCP): The module monitors the output current and provides protection by limiting the current to a safe level in case of excessive load or short circuits.
  2. Over-Temperature Protection (OTP): The module includes thermal sensing mechanisms to monitor the temperature. If the temperature exceeds a certain threshold, the module may reduce the output power or shut down temporarily to prevent damage.
  3. Overvoltage Protection (OVP): The LMZ12002TZX-ADJ module may have built-in circuitry to protect against output voltage exceeding a certain threshold. This protection ensures the connected devices are not subjected to excessive voltage levels.

It is recommended to consult the datasheet and application notes for specific details regarding the protections and safety features provided by the LMZ12002TZX-ADJ power module.

Frequently Asked Questions (FAQs)

● What is the maximum input voltage for the LMZ12002TZX-ADJ?

The LMZ12002TZX-ADJ power module has a maximum input voltage of 20V.

● Can the output voltage be adjusted?

Yes, the output voltage of the LMZ12002TZX-ADJ can be adjusted within a certain range using an external resistor.

● How can I calculate the required external resistor value for adjusting the output voltage?

The datasheet and application notes provided by the manufacturer offer guidelines and formulas to calculate the resistor value based on the desired output voltage.

● What is the efficiency of the LMZ12002TZX-ADJ power module?

The efficiency of the LMZ12002TZX-ADJ depends on various factors such as load conditions and input voltage. Refer to the datasheet for specific efficiency values.

● What protections are built into the LMZ12002TZX-ADJ?

The LMZ12002TZX-ADJ typically includes overcurrent protection (OCP), over-temperature protection (OTP), and overvoltage protection (OVP) to safeguard the module and the connected system.

● Can the LMZ12002TZX-ADJ power module operate in high-temperature environments?

The operating temperature range of the LMZ12002TZX-ADJ is specified in the datasheet. Ensure that the operating conditions are within the specified range to ensure reliable operation.

● How can I ensure proper thermal management for the LMZ12002TZX-ADJ?

Adequate thermal management can be achieved by providing proper heatsinking, ensuring airflow, and following recommended PCB layout guidelines mentioned in the datasheet and application notes.


The LMZ12002TZX-ADJ power module is an exceptional choice for meeting regulated power requirements in electronic systems. With its integrated design, wide input voltage range, adjustable output voltage, and built-in protections, it offers a versatile solution for a wide range of applications. Whether you’re working on industrial automation, automotive electronics, consumer electronics, IoT, or networking projects, the LMZ12002TZX-ADJ delivers the efficiency and reliability you need.

To explore the full potential of the LMZ12002TZX-ADJ power module, contact ICRFQ today. ICRFQ offers a wide range of electronic components, including the LMZ12002TZX-ADJ, ensuring you have access to top-quality products for your power management needs.

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