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LMZ14201HTZ

Name: LMZ14201HTZ
Rating: 4.7 (12 reviews)

Switching Voltage Regulators

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概述

Description

The LMZ14201HTZ is a high-efficiency, step-down (buck) voltage regulator from Texas Instruments. It features a compact package, making it ideal for space-constrained applications. The device operates with a wide input voltage range of 4.5V to 17V and delivers an output current of up to 2A, with a fixed output voltage option of 1.2V, 1.5V, 1.8V, 3.3V, or adjustable output through external resistors.
Key features include high efficiency (up to 95%), integrated power switch, and built-in protection mechanisms such as thermal shutdown and short-circuit protection. Its switching frequency is typically set at 1MHz, allowing for smaller inductors and capacitors, which contributes to its compact design.
The LMZ14201HTZ is suitable for various applications, including portable devices, consumer electronics, and industrial equipment. Its ease of use and minimal external components make it a popular choice for power management solutions in modern electronics.

Features

The LMZ14201HTZ is a high-efficiency power module from Texas Instruments, designed for step-down (buck) conversion. Key features include:
1. Output Voltage: Adjustable from 0.8V to 5V.
2. Output Current: Capable of delivering up to 2A.
3. High Efficiency: Up to 95% efficiency, minimizing heat generation.
4. Wide Input Voltage Range: Accepts input voltages from 4.5V to 17V, making it suitable for a variety of applications.
5. Integrated Inductor: Compact design with an integrated inductor reduces external component count and PCB space.
6. Thermal Protection: Features over-temperature and over-current protection for reliability.
7. Soft-Start: Includes a soft-start function to limit inrush current during startup.
8. Small Package: Offered in a compact HTQFP-32 package, ideal for space-constrained applications.
These features make the LMZ14201HTZ suitable for use in point-of-load regulation, industrial automation, and consumer electronics.

Package

The LMZ14201HTZ is packaged in a 16-pin HTQFN (Thin Quad Flat No-Lead) package. This package type is designed for high thermal performance and efficient surface mounting in compact applications.

Pinout

The LMZ14201HTZ is a step-down (buck) power module with a pin count of 10. It integrates a high-efficiency power converter and is designed for compact applications.
Pin Functions:
1. Vin - Input voltage (4.5V to 17V)
2. GND - Ground connection
3. SW - Switching node
4. Vout - Output voltage (adjustable)
5. FB - Feedback for voltage regulation
6. COMP - Compensation network for stability
7. SS/TR - Soft-start and timing
8. EN - Enable/disable control
9. PG - Power good indication
10. CSN - Current sense negative
This module is suitable for various applications, providing high efficiency and a compact footprint.

Manufacturer

The LMZ14201HTZ is manufactured by Texas Instruments (TI), a well-known American technology company. Texas Instruments is a major player in the semiconductor industry, specializing in the design and production of a wide range of electronic components, including analog, embedded processing, and digital signal processing devices. The company is recognized for its innovative solutions in various sectors, including automotive, industrial, communications, and consumer electronics. TI focuses on providing high-performance products that enhance the efficiency and functionality of electronic systems.

Application

The LMZ14201HTZ is a step-down power module used in various applications, including automotive systems, industrial automation, telecommunications, and consumer electronics. It provides a compact, efficient solution for powering processors, sensors, and other devices requiring stable voltage regulation, with features like high efficiency, wide input voltage range, and thermal protection.

Equivalent

Equivalent products to the LMZ14201HTZ include the TPS563201 from Texas Instruments, the LMQ61460 from Texas Instruments, and the LMT8620 from Texas Instruments. Additionally, the MIC2250 from Microchip and the LMZ14202 can also serve as alternatives, depending on specific application requirements such as output current and voltage configurations. Always verify specifications for compatibility.