LTC7149EFE#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current
• Package: 24-Lead TSSOP
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.8V to 60V
• Output Voltage Range: 1.2V to 36V
• Maximum Output Current: 400mA
• Quiescent Current: 3µA
• Switching Frequency: 2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC7149EFE#TRPBF has a total of 24 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Pin
5. VOUT: Output Voltage
6. EN: Enable Pin
7. SS/TRK: Soft-Start/Tracking Pin
8. PGND: Power Ground
9. PGND: Power Ground
10. PGND: Power Ground
11. PGND: Power Ground
12. PGND: Power Ground
13. PGND: Power Ground
14. PGND: Power Ground
15. PGND: Power Ground
16. PGND: Power Ground
17. PGND: Power Ground
18. PGND: Power Ground
19. PGND: Power Ground
20. PGND: Power Ground
21. PGND: Power Ground
22. PGND: Power Ground
23. PGND: Power Ground
24. PGND: Power Ground

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Low quiescent current enables energy-saving operation
• Soft-start and tracking feature for smooth startup and voltage tracking

Advantages and Disadvantages

Advantages: - Wide input voltage range provides flexibility in various power management applications - High efficiency reduces power dissipation and improves overall system performance - Low quiescent current minimizes standby power consumption - Soft-start and tracking feature ensures a controlled and stable startup process

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - 24-Lead TSSOP package may require additional space on the PCB

Working Principles

The LTC7149EFE#TRPBF is a voltage regulator IC that operates by converting an input voltage to a regulated output voltage. It utilizes a switching regulator architecture to achieve high efficiency and low quiescent current. The device employs a feedback mechanism to maintain the desired output voltage, compensating for load variations. The soft-start and tracking feature ensures a gradual and controlled startup, preventing excessive inrush current.

Detailed Application Field Plans

The LTC7149EFE#TRPBF finds applications in various fields, including but not limited to:

1. Industrial Automation: Power supply for control systems, motor drives, and sensors.
2. Automotive Electronics: Voltage regulation for infotainment systems, lighting modules, and engine control units.
3. Telecommunications: Power management for base stations, routers, and network equipment.
4. Consumer Electronics: Voltage regulation for portable devices, audio/video equipment, and home appliances.
5. Renewable Energy: Power conversion for solar panels, wind turbines, and energy storage systems.

Detailed and Complete Alternative Models

1. LT8610ABEUJ#PBF: Similar voltage regulator IC with higher maximum output current (up to 3A).
2. LT1763CS8-3.3#PBF: Low dropout voltage regulator with fixed output voltage of 3.3V.
3. LT3080EST#PBF: Adjustable linear regulator with high current capability (up to 1.1A).
4. LT3976EMSE#PBF: Buck-Boost DC/DC converter with wide input and output voltage ranges.
5. LT8609SFE#TRPBF: Synchronous step-down regulator with high efficiency and low quiescent current.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific application requirements.

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