Overview
The LMZ14201TZX-ADJ/NOPB is a SIMPLE SWITCHER® power module from Texas Instruments, designed as an easy-to-use step-down DC-DC solution. This module can drive up to 1-A load with exceptional power conversion efficiency, line and load regulation, and output accuracy. It is available in an innovative package that enhances thermal performance and allows for both hand and machine soldering. The LMZ14201 can accept an input voltage rail between 6 V and 42 V and deliver an adjustable and highly accurate output voltage as low as 0.8 V.
Key Specifications
| Specification | Value |
|---|---|
| Input Voltage Range | 6 V to 42 V |
| Output Voltage Range | 0.8 V to 6 V |
| Maximum Output Current | Up to 1 A |
| Maximum Total Output Power | 6 W |
| Efficiency | Up to 90% |
| Operating Temperature Range (°C) | -40 to 125 |
| Package Type | TO-PMOD (NDW), 7 Pins |
| Switching Frequency | Up to 1 MHz (adjustable) |
Key Features
- Integrated Shielded Inductor
- Simple PCB Layout
- Flexible Start-Up Sequencing Using External Soft-Start and Precision Enable
- Protection Against Inrush Currents and Faults (Input UVLO, Output Short Circuit, Thermal Shutdown, Output Overvoltage Protection, Output Current Limit)
- Single Exposed Pad and Standard Pinout for Easy Mounting and Manufacturing
- Fast Transient Response for Powering FPGAs and ASICs
- Low Output Voltage Ripple
- Pin-to-Pin Compatible Family: LMZ1420x (42 V Maximum 3 A, 2 A, 1 A), LMZ1200x (20 V Maximum 3 A, 2 A, 1 A)
- Fully Enabled for WEBENCH Power Designer
- Low External Component Count
- Operates at High Ambient Temperature With No Thermal Derating
- High Efficiency Reduces System Heat Generation
- Low Radiated Emissions (EMI) Tested With EN55022 Class B Standard
Applications
The LMZ14201 is suitable for a variety of applications requiring high efficiency and reliability, such as powering FPGAs, ASICs, and other high-performance digital circuits. It is also ideal for systems that need to operate in high ambient temperatures without thermal derating. Additionally, its low radiated emissions make it a good choice for applications requiring compliance with EMI standards like EN55022 Class B.
Q & A
- What is the input voltage range of the LMZ14201?
The input voltage range of the LMZ14201 is 6 V to 42 V. - What is the maximum output current of the LMZ14201?
The maximum output current of the LMZ14201 is up to 1 A. - What is the operating temperature range of the LMZ14201?
The operating temperature range of the LMZ14201 is -40°C to 125°C. - What protection features does the LMZ14201 have?
The LMZ14201 has protection features including thermal shutdown, input UVLO, output overvoltage protection, short-circuit protection, and output current limit. - How many external components are required to complete the power solution?
The LMZ14201 requires only three external resistors and four external capacitors to complete the power solution. - What is the maximum switching frequency of the LMZ14201?
The maximum switching frequency of the LMZ14201 is up to 1 MHz, adjustable via a single resistor. - Is the LMZ14201 compatible with other Texas Instruments power modules?
Yes, the LMZ14201 is pin-to-pin compatible with other modules in the LMZ1420x and LMZ1200x families. - What are the benefits of the high efficiency of the LMZ14201?
The high efficiency of the LMZ14201 reduces system heat generation and operates at high ambient temperatures without thermal derating. - Does the LMZ14201 meet any EMI standards?
Yes, the LMZ14201 has been tested and meets the EN55022 Class B standard for low radiated emissions. - Can the LMZ14201 be used for powering FPGAs and ASICs?
Yes, the LMZ14201 is suitable for powering FPGAs and ASICs due to its fast transient response and low output voltage ripple.
