Overview
The LMZ14201HTZ/NOPB is a high-efficiency, step-down power module designed and manufactured by Texas Instruments. This module is part of the SIMPLE SWITCHER® family and is known for its reliability, compact footprint, and ease of use. It features an integrated shielded inductor, which reduces the need for external components and simplifies the PCB layout. The module supports a wide input voltage range of 6 V to 42 V and can deliver an output current of up to 1 A, making it suitable for various applications requiring a robust and efficient power supply.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Maximum Continuous Drain Current (A) | 1 | Vin (min) (V) | 6 |
| Vin (max) (V) | 42 | Vout (min) (V) | 5 |
| Vout (max) (V) | 24 | Soft start | Adjustable |
| Operating temperature range (°C) | -40 to 125 | Iq (typ) (mA) | 1 |
| Regulated outputs (#) | 1 | Switching frequency (max) (kHz) | 1000 |
| Switching frequency (min) (kHz) | 200 | Duty cycle (max) (%) | 92.5 |
| Regulator Topology | Buck, Inverting Buck-Boost, Synchronous Buck | Efficiency (%) | Up to 97% |
| Package | TO-PMOD-7 | Thermal resistance (°C/W) | 16 (4-layer PCB, 3 in x 3 in) |
Key Features
- Integrated shielded inductor, reducing the need for external components and simplifying PCB layout.
- Flexible start-up sequencing using external soft-start and precision enable.
- Protection features include thermal shutdown, input undervoltage lockout, output overvoltage protection, short-circuit protection, and output current limit.
- High efficiency conversion, reducing system heat generation and power losses.
- No compensation required.
- Low package thermal resistance and low radiated EMI (EN 55022 class B tested).
- Single exposed pad and standard pinout for easy mounting and manufacturing.
- Low output voltage ripple.
- Pin-to-pin compatible with other LMZ1420xH family members.
- Fully enabled for WEBENCH power designer.
Applications
The LMZ14201HTZ/NOPB is commonly used in various applications where a compact and reliable voltage regulation solution is required. These include:
- Industrial automation systems.
- Telecommunication equipment.
- Automotive systems.
- Power distribution systems.
- Portable devices where high efficiency and low power losses are crucial.
Q & A
- What is the input voltage range of the LMZ14201HTZ/NOPB?
The input voltage range is from 6 V to 42 V.
- What is the maximum output current of the LMZ14201HTZ/NOPB?
The maximum output current is up to 1 A.
- What are the key protection features of the LMZ14201HTZ/NOPB?
The module includes thermal shutdown, input undervoltage lockout, output overvoltage protection, short-circuit protection, and output current limit.
- What is the operating temperature range of the LMZ14201HTZ/NOPB?
The operating temperature range is from -40°C to 125°C.
- What is the efficiency of the LMZ14201HTZ/NOPB?
The efficiency can be up to 97%.
- Does the LMZ14201HTZ/NOPB require external compensation?
No, the module does not require external compensation.
- What is the package type of the LMZ14201HTZ/NOPB?
The package type is TO-PMOD-7.
- Is the LMZ14201HTZ/NOPB RoHS compliant?
- What are some common applications of the LMZ14201HTZ/NOPB?
- Can the LMZ14201HTZ/NOPB be used in portable devices?
