LM26001MXA/NOPB

Product Overview

Category: Power Management ICs
Use: Voltage Regulator
Characteristics: High Efficiency, Wide Input Voltage Range
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
• Maximum Output Current: 1.5A
• Switching Frequency: 100kHz to 2.2MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM26001MXA/NOPB features a 20-pin HTSSOP package with the following pin configuration:

1. VIN: Input voltage
2. SW: Switch node connection
3. PGND: Power ground
4. AGND: Analog ground
5. FB: Feedback voltage input
6. EN: Enable control input
7. SS/TR: Soft-start/tracking control input
8. VCC: Supply voltage for internal circuitry
9. COMP: Compensation node
10. RT/CT: Timing resistor/capacitor connection
11. SYNC: Synchronization input
12. VOS: Output voltage sense
13. BOOT: Bootstrap capacitor connection
14. BST: Boosted supply output
15. LX: Inductor connection
16. SS/TR: Soft-start/tracking control input
17. PGND: Power ground
18. AGND: Analog ground
19. FB: Feedback voltage input
20. VIN: Input voltage

Functional Features

• Wide input voltage range allows operation in various applications
• High efficiency enables energy-saving and reduces power dissipation
• Adjustable output voltage provides flexibility for different requirements
• Synchronization input allows synchronization with an external clock
• Soft-start/tracking control ensures smooth startup and tracking of the output voltage

Advantages and Disadvantages

Advantages: - Wide input voltage range makes it suitable for a wide range of applications - High efficiency helps in reducing power consumption - Compact package size saves board space - Synchronization capability allows for system integration

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Higher switching frequency may require careful layout design to minimize noise

Working Principles

The LM26001MXA/NOPB is a step-down (buck) converter that converts a higher input voltage into a lower output voltage. It utilizes a high-frequency switching technique to regulate the output voltage efficiently. The device operates by controlling the duty cycle of the internal power switch to maintain the desired output voltage.

Detailed Application Field Plans

The LM26001MXA/NOPB can be used in various applications, including but not limited to: - Industrial automation systems - Automotive electronics - Telecommunications equipment - Power supplies for consumer electronics - LED lighting systems

Detailed and Complete Alternative Models

1. LM2596SX-ADJ/NOPB
2. LM2678SX-ADJ/NOPB
3. LM22678TJ-ADJ/NOPB
4. LM5007MM/NOPB
5. LM5010AMH/NOPB

These alternative models offer similar functionality and can be considered as alternatives to the LM26001MXA/NOPB based on specific application requirements.

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