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LT8390EUFD#PBF

Versatile power control component

Quantity Unit Price(USD) Ext. Price
1 $10.729 $10.73
10 $9.360 $93.60
30 $8.526 $255.78
100 $7.827 $782.70

Inventory:6,330

*The price is for reference only.
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Overview of LT8390EUFD#PBF

The LT8390EUFD#PBF is a synchronous step-down DC/DC converter that features a wide input voltage range, high efficiency, and low quiescent current. It is designed to deliver up to 2A of continuous output current with excellent load and line regulation, making it suitable for a wide range of applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input supply voltage
  • GND: Ground connection
  • SW: Switch node for power stage
  • FB: Feedback pin
  • SYNC: Synchronization pin
  • SS/TRK: Soft-start/tracking pin
  • RT/CLKOUT: External resistor for setting frequency or synchronization pin to CLKOUT
  • PGOOD: Power good indicator
  • OCSET: Overcurrent limit setting
  • VOUT: Output voltage

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LT8390EUFD#PBF DC/DC converter for a visual representation.

Key Features

  • Wide Input Voltage Range: Accepts input voltages from 6V to 100V, making it suitable for various power supply applications.
  • High Efficiency: The LT8390EUFD#PBF offers high efficiency over a wide load range, reducing power dissipation and heat generation.
  • Low Quiescent Current: With a low quiescent current of 3.5μA, the converter minimizes standby power consumption.
  • Programmable Frequency: The switching frequency can be programmed from 200kHz to 2.5MHz, allowing for optimization of external components and efficiency.
  • Adjustable Soft-Start: The soft-start time can be programmed with an external capacitor, enabling controlled start-up of the converter.

Note: For detailed technical specifications, please refer to the LT8390EUFD#PBF datasheet.

Application

  • Industrial Power Supplies: Ideal for powering industrial equipment and machinery with its wide input voltage range and high efficiency.
  • Telecom and Networking Systems: Suitable for use in telecom and networking infrastructure requiring high-performance power conversion.
  • Automotive and Aerospace Electronics: Used in automotive and aerospace applications where wide input voltage and high efficiency are essential.

Functionality

The LT8390EUFD#PBF is a high-performance synchronous step-down DC/DC converter designed to efficiently convert higher input voltages to lower output voltages while minimizing power loss and maximizing power delivery.

Usage Guide

  • Input Voltage: Connect VIN (Pin 1) to the input power source within the recommended voltage range (6V to 100V).
  • Output Voltage: Connect VOUT (Pin 10) to the load requiring the regulated output voltage.
  • External Components: Properly configure external components based on the desired switching frequency and application requirements.

Frequently Asked Questions

Q: What is the maximum input voltage supported by the LT8390EUFD#PBF?
A: The LT8390EUFD#PBF can accept input voltages up to 100V, providing flexibility in high-voltage applications.

Q: Does the LT8390EUFD#PBF require an external synchronization signal for operation?
A: While the LT8390EUFD#PBF offers the option for synchronization, it can operate independently without an external synchronization signal.

Equivalent

For similar functionalities, consider these alternatives to the LT8390EUFD#PBF:

  • LTC3633: This is a synchronous step-down DC/DC converter from Analog Devices, offering similar high-efficiency performance with a different package and feature set.
  • ISL85415: A step-down DC/DC converter from Intersil, providing comparable wide input voltage range and efficiency with different packaging options.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Switching Voltage Regulators RoHS Details
Output Voltage 1 V to 60 V Output Current 25 A
Input Voltage, Max 60 V Number of Outputs 1 Output
Topology Boost, Buck Package / Case QFN-28
Mounting Style SMD/SMT Switching Frequency 600 kHz
Quiescent Current 2.1 mA Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 125 C Series LT8390
Input Voltage, Min 4 V Brand Analog Devices
Development Kit DC2431A, DC2457A Input Voltage 4 V to 60 V
Operating Supply Current 2.1 mA Product Type Switching Voltage Regulators
Shutdown Shutdown Factory Pack Quantity 73
Subcategory PMIC - Power Management ICs Type DC/DC Controller
Unit Weight 0.008854 oz

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LT8390EUFD#PBF

Versatile power control component

Inventory:

6,330