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LTC4417IUF#PBF
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LTC4417IUF#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High voltage ideal diode controller - Low quiescent current - Wide input voltage range - Reverse input protection - Fault flag output - Adjustable undervoltage lockout - Small footprint

Package: 16-Lead QFN (Quad Flat No-Lead)

Essence: The LTC4417IUF#PBF is an integrated circuit designed for power management applications. It serves as a high voltage ideal diode controller with various features and protections.

Packaging/Quantity: The LTC4417IUF#PBF is available in a 16-Lead QFN package. The quantity per package may vary depending on the supplier.

Specifications

  • Input Voltage Range: 2.5V to 36V
  • Quiescent Current: 15µA
  • Fault Flag Threshold: 1.25V
  • Operating Temperature Range: -40°C to 85°C
  • Package Dimensions: 3mm x 3mm

Detailed Pin Configuration

The LTC4417IUF#PBF has 16 pins arranged as follows:

  1. GATE1: Gate control pin for channel 1
  2. GND: Ground reference
  3. GATE2: Gate control pin for channel 2
  4. FLT: Fault flag output
  5. VCC: Positive supply voltage
  6. VIN1: Channel 1 input voltage
  7. VIN2: Channel 2 input voltage
  8. NC: No connection
  9. NC: No connection
  10. NC: No connection
  11. NC: No connection
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection
  15. NC: No connection
  16. NC: No connection

Functional Features

  • Controls two external N-channel MOSFETs as ideal diodes
  • Provides reverse input protection
  • Adjustable undervoltage lockout for channel 1 and channel 2
  • Fault flag output indicates overvoltage or undervoltage conditions
  • Low quiescent current minimizes power consumption

Advantages and Disadvantages

Advantages: - Wide input voltage range allows versatile applications - Reverse input protection prevents damage to the circuit - Adjustable undervoltage lockout provides flexibility - Small footprint saves board space

Disadvantages: - Limited to N-channel MOSFETs only - May require additional components for complete power management solution

Working Principles

The LTC4417IUF#PBF operates by controlling two external N-channel MOSFETs as ideal diodes. It ensures that the higher voltage source powers the load while preventing reverse current flow. The adjustable undervoltage lockout feature allows customization of the turn-on threshold for each channel, providing flexibility in power management.

Detailed Application Field Plans

The LTC4417IUF#PBF finds applications in various fields, including but not limited to: - Battery-powered systems - Uninterruptible Power Supplies (UPS) - Solar power systems - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  1. LTC4415IUF#PBF: Similar functionality with adjustable undervoltage lockout and fault flag output.
  2. LTC4416IUF#PBF: Ideal diode controller with reverse input protection and adjustable undervoltage lockout.
  3. LTC4418IUF#PBF: High voltage ideal diode controller with additional features like thermal shutdown and power good output.

These alternative models offer similar functionalities to the LTC4417IUF#PBF and can be considered based on specific requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von LTC4417IUF#PBF in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of LTC4417IUF#PBF in technical solutions:

  1. Q: What is LTC4417IUF#PBF? A: LTC4417IUF#PBF is a power management IC (Integrated Circuit) designed for power path control, ideal diode operation, and load sharing in various applications.

  2. Q: What are the key features of LTC4417IUF#PBF? A: The key features of LTC4417IUF#PBF include reverse input protection, low quiescent current, adjustable undervoltage lockout, and thermal shutdown protection.

  3. Q: How does LTC4417IUF#PBF provide reverse input protection? A: LTC4417IUF#PBF utilizes an internal MOSFET to prevent reverse current flow, protecting the circuit from damage.

  4. Q: Can LTC4417IUF#PBF be used for load sharing between multiple power sources? A: Yes, LTC4417IUF#PBF supports load sharing by allowing multiple power sources to supply power simultaneously.

  5. Q: What is the purpose of the adjustable undervoltage lockout feature in LTC4417IUF#PBF? A: The adjustable undervoltage lockout feature ensures that the input voltage is above a certain threshold before enabling the power path.

  6. Q: Does LTC4417IUF#PBF have any built-in protection mechanisms? A: Yes, LTC4417IUF#PBF includes thermal shutdown protection to prevent overheating and potential damage to the IC.

  7. Q: What is the typical operating voltage range of LTC4417IUF#PBF? A: LTC4417IUF#PBF can operate within a voltage range of 2.5V to 36V.

  8. Q: Can LTC4417IUF#PBF be used in battery-powered applications? A: Yes, LTC4417IUF#PBF is suitable for battery-powered applications as it efficiently manages power sources and protects against reverse current flow.

  9. Q: Is LTC4417IUF#PBF compatible with both AC and DC power sources? A: Yes, LTC4417IUF#PBF can be used with both AC and DC power sources, making it versatile for various applications.

  10. Q: What are some common applications of LTC4417IUF#PBF? A: LTC4417IUF#PBF is commonly used in battery backup systems, portable devices, industrial equipment, and automotive applications where power path control and load sharing are required.

Please note that the answers provided here are general and may vary depending on specific application requirements.