LM5010AMHX/NOPB

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LM5010AMHX/NOPB

IC REG BUCK ADJ 1A 14HTSSOP

  • 제조업체Texas Instruments
  • Mfr.부분 #LM5010AMHX/NOPB
  • 패키지
  • 데이터시트
  • 재고 있음9379

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사양

Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 6V
Voltage - Input (Max) 75V
Voltage - Output (Min/Fixed) 2.5V
Voltage - Output (Max) 70V
Current - Output 1A
Frequency - Switching 100kHz ~ 1MHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 14-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package 14-HTSSOP
Base Product Number LM5010

개요

Description

The LM5010AMHX/NOPB is a high-performance, step-down (buck) voltage regulator designed for industrial and automotive applications. It features a wide input voltage range of 4.5V to 75V, making it suitable for various power supply needs. The device can deliver up to 1.5A of output current and offers adjustable output voltage from 1.2V to 15V.
Key features include a built-in switch with low on-resistance, allowing for high efficiency, and a switching frequency of up to 1MHz, which helps in reducing the size of external components. The LM5010 integrates protection features like thermal shutdown, current limit, and under-voltage lockout, ensuring reliable operation.
It operates with a range of switching topologies and can be used in applications such as automotive power management, industrial automation, and communications equipment. The LM5010AMHX/NOPB is available in a compact HTQFP-32 package, making it suitable for space-constrained designs. Overall, it is a versatile solution for efficient power conversion in demanding environments.

Features

The LM5010AMHX/NOPB is a high-voltage, step-down (buck) regulator designed for efficient power conversion. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 100V.
2. Output Current: Capable of delivering up to 1A of output current.
3. Efficiency: Offers high efficiency, typically over 85%, which helps in thermal management.
4. Switching Frequency: Operates at a fixed switching frequency of 100 kHz, optimizing performance and minimizing component size.
5. Integrated Components: Includes an internal high-side N-channel MOSFET, which reduces external component count.
6. Compensation: Features internal voltage control and compensation to simplify design.
7. Thermal Protection: Incorporates thermal shutdown to protect against overheating.
8. Fault Protection: Includes features such as under-voltage lockout and over-current protection.
This IC is suitable for a variety of applications, including automotive, industrial, and power management systems, providing robust performance in a compact design.

Package

The LM5010AMHX/NOPB is packaged in a 10-pin MSOP (Micro Small Outline Package) with a thermal pad, designed for efficient heat dissipation and compact applications.

Pinout

The LM5010AMHX/NOPB is a high-voltage, synchronous step-down (buck) regulator. It features a pin count of 16.
Key functions of the pins include:
- VIN: Input voltage supply.
- GND: Ground reference.
- SW: Switch node for power conversion.
- OUT: Regulated output voltage.
- CSN/ CSP: Current sense inputs for overcurrent protection.
- COMP: Compensation network connection for stability.
- RT: Resistor for setting switching frequency.
- SS: Soft-start function for gradual output voltage ramp-up.
- SYNC: Synchronization with an external clock.
- MODE: Selects between different operation modes (PWM/PSM).
- PGND: Ground for the power section.
- FSET: Frequency setting resistor connection.
This device is designed for applications requiring high efficiency and compact design, particularly in power supply circuits for various electronic devices.

Manufacturer

The LM5010AMHX/NOPB is manufactured by Texas Instruments (TI), a renowned American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, including voltage regulators, amplifiers, microcontrollers, and digital signal processors. The company is a significant player in the semiconductor industry, providing solutions for a wide range of applications, including consumer electronics, automotive, industrial, and communications. TI is known for its innovation in analog and embedded processing technologies, contributing to advancements in various sectors of electronics.

Application

The LM5010AMHX/NOPB is a high-voltage, step-down (buck) regulator designed for applications in industrial power supplies, automotive systems, and telecommunications. It can efficiently convert high input voltages (up to 100V) to lower output voltages, making it suitable for LED drivers, battery management systems, and other power management solutions. Its features include adjustable output voltage, high efficiency, and integrated protection mechanisms, making it ideal for demanding power applications.

Equivalent

The LM5010AMHX/NOPB is a high-voltage buck regulator. Equivalent products include the LM2675, LM2596, and TPS54620 from Texas Instruments, as well as the MIC4315 from Microchip. Ensure to compare specifications such as input voltage, output current, and efficiency to find the most suitable alternative for your application.

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