LM3488MM/NOPB
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Texas Instruments LM3488MM/NOPB

Manufacturer No:
LM3488MM/NOPB
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC REG CTRLR MULT TOP 8VSSOP
Delivery:
Payment:
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Product Introduction

Overview

The Texas Instruments LM3488MM/NOPB is a high-performance DC/DC controller designed for use in various switching regulator topologies, including boost, flyback, and SEPIC configurations. This device is part of the LM3488 series and is known for its versatility and high efficiency. It features a low-side N-FET controller architecture, making it suitable for applications requiring high switching frequencies and robust protection mechanisms. The LM3488MM/NOPB is packaged in an 8-pin VSSOP and is AEC-Q100 qualified, ensuring its reliability in automotive and other demanding environments.

Key Specifications

Parameter Value Unit
Input Voltage Range 2.97 V to 40 V V
Output Voltage Range Adjustable V
Output Current Up to 5 A A
Switching Frequency 100 kHz to 1 MHz Hz
Package Type VSSOP-8
Peak Driver Output Current 1 A A
Thermal Shutdown 165 °C °C
Overvoltage Protection Yes
Short-Circuit Protection Yes
RoHS Compliance Yes

Key Features

  • Internal Push-Pull Driver with 1-A Peak Current Capability
  • Current Mode Operation with Cycle-by-Cycle Current Limiting
  • Adjustable and Synchronizable Clock Frequency (100 kHz to 1 MHz)
  • Internal Soft-Start to Limit Inrush Current at Start-Up
  • Thermal Shutdown and Short-Circuit Protection
  • Overvoltage Protection to Prevent Output Voltage Rise Under Light Load Conditions
  • Undervoltage Lockout with Hysteresis
  • ±1.5% Internal Reference Voltage Over Temperature
  • Low Shutdown Current (5 µA)

Applications

  • Automotive Start-Stop Systems
  • Automotive ADAS and Driver Information Systems
  • One Cell/Two Cell Li-ion Battery Powered Portable Devices (e.g., Bluetooth Audio Systems)
  • Notebooks, PDAs, Digital Cameras, and Other Portable Applications
  • Offline Power Supplies
  • Set-Top Boxes
  • Boost Converters for Audio Amplifiers

Q & A

  1. What is the input voltage range of the LM3488MM/NOPB?

    The input voltage range is from 2.97 V to 40 V.

  2. What is the maximum output current of the LM3488MM/NOPB?

    The maximum output current is up to 5 A.

  3. What are the switching frequency options for the LM3488MM/NOPB?

    The switching frequency can be adjusted from 100 kHz to 1 MHz.

  4. Does the LM3488MM/NOPB have built-in protection mechanisms?

    Yes, it includes thermal shutdown, short-circuit protection, and overvoltage protection.

  5. What is the package type of the LM3488MM/NOPB?

    The package type is VSSOP-8.

  6. Is the LM3488MM/NOPB RoHS compliant?

    Yes, it is RoHS compliant.

  7. What is the peak driver output current of the LM3488MM/NOPB?

    The peak driver output current is 1 A.

  8. What are some common applications of the LM3488MM/NOPB?

    Common applications include automotive systems, portable electronics, offline power supplies, and set-top boxes.

  9. Does the LM3488MM/NOPB support synchronization with an external clock?

    Yes, it supports synchronization with an external clock.

  10. What is the shutdown current of the LM3488MM/NOPB?

    The shutdown current is 5 µA.

Product Attributes

Output Type:Transistor Driver
Function:Step-Up, Step-Up/Step-Down
Output Configuration:Positive
Topology:Boost, Flyback, SEPIC
Number of Outputs:1
Output Phases:1
Voltage - Supply (Vcc/Vdd):2.97V ~ 40V
Frequency - Switching:100kHz ~ 1MHz
Duty Cycle (Max):100%
Synchronous Rectifier:No
Clock Sync:Yes
Serial Interfaces:- 
Control Features:Enable, Frequency Control
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package:8-VSSOP
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Similar Products

Part Number LM3488MM/NOPB LM3489MM/NOPB LM3488MMX/NOPB LM3488QMM/NOPB LM3478MM/NOPB LM3481MM/NOPB LM3485MM/NOPB
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active Active Active
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Function Step-Up, Step-Up/Step-Down Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Down
Output Configuration Positive Positive Positive Positive Positive Positive Positive
Topology Boost, Flyback, SEPIC Buck Boost, Flyback, SEPIC Boost, Flyback, SEPIC Boost, Flyback, SEPIC Boost, Flyback, SEPIC Buck
Number of Outputs 1 1 1 1 1 1 1
Output Phases 1 1 1 1 1 1 1
Voltage - Supply (Vcc/Vdd) 2.97V ~ 40V 4.5V ~ 35V 2.97V ~ 40V 2.97V ~ 40V 2.97V ~ 40V 2.97V ~ 48V 4.5V ~ 35V
Frequency - Switching 100kHz ~ 1MHz Up to 1MHz 100kHz ~ 1MHz 100kHz ~ 1MHz 100kHz ~ 1MHz 100kHz ~ 1MHz -
Duty Cycle (Max) 100% 100% 100% 100% 100% 85% 100%
Synchronous Rectifier No No No No No No No
Clock Sync Yes No Yes Yes No Yes No
Serial Interfaces - - - - - - -
Control Features Enable, Frequency Control Current Limit, Enable Enable, Frequency Control Enable, Frequency Control Enable, Frequency Control Enable, Frequency Control, Ramp, Soft Start -
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-VSSOP 8-VSSOP 8-VSSOP 8-VSSOP 8-VSSOP 10-VSSOP 8-VSSOP

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