LTC1929CG-PG#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High Efficiency - Low Quiescent Current - Wide Input Voltage Range - Adjustable Output Voltage - Overcurrent Protection - Thermal Shutdown Protection

Package: 20-Lead SSOP

Essence: The LTC1929CG-PG#TRPBF is a power management IC designed for high efficiency and low quiescent current operation. It offers a wide input voltage range and adjustable output voltage, making it suitable for various applications.

Packaging/Quantity: The LTC1929CG-PG#TRPBF is available in a 20-Lead SSOP package. The quantity per package may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.7V to 18V
• Output Voltage Range: 0.6V to VIN
• Quiescent Current: 50µA
• Switching Frequency: 1MHz
• Maximum Output Current: 3A
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC1929CG-PG#TRPBF has a 20-Lead SSOP package with the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Voltage
5. VOUT: Output Voltage
6. EN: Enable Pin
7. SS/TRK: Soft-Start/Tracking
8. PGND: Power Ground
9. SYNC: Synchronization
10. VCC: Supply Voltage
11. BST: Bootstrap
12. LX: Inductor Connection
13. COMP: Compensation
14. SS/TRK: Soft-Start/Tracking
15. PGND: Power Ground
16. SYNC: Synchronization
17. VCC: Supply Voltage
18. BST: Bootstrap
19. LX: Inductor Connection
20. COMP: Compensation

Functional Features

• High Efficiency: The LTC1929CG-PG#TRPBF offers high efficiency power conversion, minimizing energy loss.
• Low Quiescent Current: With a quiescent current of only 50µA, the IC reduces power consumption during standby or idle modes.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.7V to 18V, providing flexibility in various applications.
• Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to VIN, allowing customization based on specific requirements.
• Overcurrent Protection: The IC incorporates overcurrent protection to safeguard against excessive current flow.
• Thermal Shutdown Protection: It includes thermal shutdown protection to prevent overheating and potential damage.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low quiescent current for reduced power consumption - Wide input voltage range for versatility - Adjustable output voltage for customization - Overcurrent and thermal shutdown protection for safety

Disadvantages: - None identified

Working Principles

The LTC1929CG-PG#TRPBF operates as a step-down (buck) switching regulator. It converts a higher input voltage to a lower output voltage efficiently by controlling the duty cycle of the internal switch. The feedback voltage is compared with a reference voltage to regulate the output voltage. The IC also incorporates various protection features to ensure safe operation.

Detailed Application Field Plans

The LTC1929CG-PG#TRPBF is suitable for a wide range of applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

1. LTC1929CG#TRPBF: Similar to LTC1929CG-PG#TRPBF, but without the Power Good (PG) feature.
2. LTC1929EG-PG#TRPBF: Similar to LTC1929CG-PG#TRPBF, but with an extended temperature range (-40°C to 150°C).
3. LTC1929IG-PG#TRPBF: Similar to LTC1929CG-PG#TRPBF, but with an adjustable switching frequency.

These alternative models offer similar functionality with slight variations to cater to specific requirements.

In conclusion, the LTC1929CG-PG#TRPBF is a power management IC that provides high efficiency, low quiescent current, and various protection features. Its wide input voltage range and adjustable output voltage make it suitable for diverse applications. With its compact 20-Lead SSOP package, it offers convenience in circuit design and integration.