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LM26001MXAX/NOPB

LM26001MXAX/NOPB

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Wide Input Voltage Range, Low Quiescent Current
  • Package: 20-Pin HTSSOP
  • Essence: Step-Down (Buck) Converter
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 55V
  • Output Current: Up to 3A
  • Switching Frequency: Adjustable up to 2MHz
  • Quiescent Current: 40µA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. VIN: Input Voltage
  2. PGND: Power Ground
  3. SW: Switch Node Connection
  4. FB: Feedback Voltage Input
  5. COMP: Compensation Node
  6. SS/TR: Soft-Start/Tracking Control
  7. EN: Enable Input
  8. VCC: IC Supply Voltage
  9. AGND: Analog Ground
  10. PG: Power Good Indicator Output
  11. BST: Bootstrap Capacitor Connection
  12. SS/TR: Soft-Start/Tracking Control
  13. RT/CLK: Oscillator Resistor/Clock Synchronization
  14. SYNC: External Clock Synchronization
  15. SS/TR: Soft-Start/Tracking Control
  16. SS/TR: Soft-Start/Tracking Control
  17. SS/TR: Soft-Start/Tracking Control
  18. SS/TR: Soft-Start/Tracking Control
  19. SS/TR: Soft-Start/Tracking Control
  20. SS/TR: Soft-Start/Tracking Control

Functional Features

  • High Efficiency Conversion
  • Wide Input Voltage Range for Versatility
  • Adjustable Output Voltage
  • Synchronous Rectification for Improved Efficiency
  • Overcurrent and Thermal Protection
  • Power Good Indicator
  • Soft-Start and Tracking Control

Advantages and Disadvantages

Advantages

  • High efficiency conversion reduces power loss
  • Wide input voltage range allows for various applications
  • Adjustable output voltage provides flexibility
  • Synchronous rectification improves overall efficiency
  • Comprehensive protection features ensure safe operation
  • Power good indicator for system monitoring
  • Soft-start and tracking control for smooth startup

Disadvantages

  • Limited maximum output current (up to 3A)
  • Requires external components for proper operation
  • Higher cost compared to non-integrated solutions

Working Principles

The LM26001MXAX/NOPB is a step-down (buck) converter IC that efficiently converts a higher input voltage to a lower output voltage. It utilizes a synchronous rectification topology to minimize power loss during the conversion process. The IC incorporates a feedback loop to regulate the output voltage, ensuring stability and accuracy. Various protection features such as overcurrent and thermal shutdown are implemented to safeguard the system. The soft-start and tracking control functions allow for controlled startup and tracking of the output voltage.

Detailed Application Field Plans

The LM26001MXAX/NOPB is widely used in various applications requiring efficient power management. Some common application fields include:

  1. Industrial Automation: Powering control systems, motor drives, and sensors.
  2. Automotive Electronics: Providing power to infotainment systems, lighting, and advanced driver-assistance systems (ADAS).
  3. Telecommunications: Powering base stations, routers, and network equipment.
  4. Renewable Energy: Charging batteries in solar or wind energy systems.
  5. Consumer Electronics: Powering portable devices, home appliances, and audio/video equipment.

Detailed and Complete Alternative Models

  1. LM2596SX-ADJ/NOPB
  2. TPS54331DR/NOPB
  3. LT1763CS8-3.3#PBF
  4. MAX5035DASA+
  5. ADP2384ACPZ-R7

These alternative models offer similar functionality and can be considered as alternatives to the LM26001MXAX/NOPB based on specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM26001MXAX/NOPB i tekniska lösningar

  1. Question: What is the input voltage range for LM26001MXAX/NOPB?
    Answer: The input voltage range for LM26001MXAX/NOPB is 4.5V to 60V.

  2. Question: What is the output voltage range for LM26001MXAX/NOPB?
    Answer: The output voltage range for LM26001MXAX/NOPB is 0.8V to 24V.

  3. Question: What is the maximum output current of LM26001MXAX/NOPB?
    Answer: The maximum output current of LM26001MXAX/NOPB is 3A.

  4. Question: Does LM26001MXAX/NOPB have overcurrent protection?
    Answer: Yes, LM26001MXAX/NOPB has overcurrent protection.

  5. Question: What is the typical efficiency of LM26001MXAX/NOPB?
    Answer: The typical efficiency of LM26001MXAX/NOPB is 90%.

  6. Question: Is LM26001MXAX/NOPB suitable for automotive applications?
    Answer: Yes, LM26001MXAX/NOPB is suitable for automotive applications.

  7. Question: Can LM26001MXAX/NOPB operate in a wide temperature range?
    Answer: Yes, LM26001MXAX/NOPB can operate in a wide temperature range from -40°C to 125°C.

  8. Question: Does LM26001MXAX/NOPB require an external compensation network?
    Answer: No, LM26001MXAX/NOPB does not require an external compensation network.

  9. Question: What type of package does LM26001MXAX/NOPB come in?
    Answer: LM26001MXAX/NOPB comes in a 10-pin WSON package.

  10. Question: Is LM26001MXAX/NOPB RoHS compliant?
    Answer: Yes, LM26001MXAX/NOPB is RoHS compliant.