Overview
The LMZ14201TZE-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 operates within an input voltage range of 6 V to 42 V and can deliver an adjustable output voltage as low as 0.8 V. The module is available in an innovative TO-PMOD (NDW) package that enhances thermal performance and allows for both hand and machine soldering.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 6 to 42 | V |
| Output Voltage Range | 0.8 to 6 | V |
| Maximum Output Current | 1 | A |
| Maximum Total Output Power | 6 | W |
| Efficiency | Up to 90% | % |
| Operating Temperature Range | -40 to 125 | °C |
| Switching Frequency Range | 200 kHz to 1 MHz | kHz |
| Package Type | TO-PMOD (NDW) | |
| Pins | 7 | |
| Duty Cycle (Max) | 92.5% | % |
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 Such as Input UVLO and Output Short Circuit
- Thermal Shutdown, Output Overvoltage Protection, Short-Circuit Protection, and 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) and LMZ1200x (20 V Maximum 3 A, 2 A, 1 A)
- Fully Enabled for WEBENCH Power Designer
- Low Radiated Emissions (EMI) Tested With EN55022 Class B Standard
- Low External Component Count
Applications
The LMZ14201TZE-ADJ/NOPB is suitable for a variety of applications, including:
- Point of Load Conversions from 12-V and 24-V Input Rails
- Time-Critical Projects
- Space-Constrained and High Thermal Requirement Applications
- Powering FPGAs and ASICs
- Negative Output Voltage Applications
Q & A
- What is the input voltage range of the LMZ14201TZE-ADJ/NOPB?
The input voltage range is 6 V to 42 V. - What is the maximum output current of the LMZ14201TZE-ADJ/NOPB?
The maximum output current is 1 A. - What is the operating temperature range of the LMZ14201TZE-ADJ/NOPB?
The operating temperature range is -40°C to 125°C. - What protection features does the LMZ14201TZE-ADJ/NOPB have?
The module includes 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 module requires three external resistors and four external capacitors. - What is the switching frequency range of the LMZ14201TZE-ADJ/NOPB?
The switching frequency range is from 200 kHz to 1 MHz. - Is the LMZ14201TZE-ADJ/NOPB compatible with other modules in the LMZ series?
Yes, it is pin-to-pin compatible with other modules in the LMZ1420x and LMZ1200x families. - What is the efficiency of the LMZ14201TZE-ADJ/NOPB?
The efficiency is up to 90%. - Does the LMZ14201TZE-ADJ/NOPB meet any specific EMI standards?
Yes, it is tested to meet EN55022 Class B standard for low radiated emissions. - Can the LMZ14201TZE-ADJ/NOPB be used in high ambient temperature environments?
Yes, it operates at high ambient temperatures with no thermal derating.
