LTC1629IG-PG#PBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
• Package: 16-Lead SSOP
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 36V
• Output Voltage Range: 1.21V to 34V
• Output Current: Up to 4A
• Quiescent Current: 85µA
• Switching Frequency: 550kHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC1629IG-PG#PBF has a 16-lead SSOP package with the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. FB: Feedback Pin
4. SYNC: Synchronization Input
5. VCC: Control Supply Voltage
6. SW: Switch Node
7. PGND: Power Ground
8. SS/TR: Soft-Start/Tracking Pin
9. COMP: Compensation Pin
10. RT/CLK: Oscillator Timing Resistor/Clock Synchronization
11. CLKOUT: Clock Output
12. PGOOD: Power Good Indicator
13. SS/TR: Soft-Start/Tracking Pin
14. VCC: Control Supply Voltage
15. VCC: Control Supply Voltage
16. VCC: Control Supply Voltage

Functional Features

• High efficiency synchronous step-down voltage regulator
• Wide input voltage range suitable for various applications
• Low quiescent current for improved power efficiency
• Adjustable output voltage with high accuracy
• Internal compensation for simplified design
• Soft-start and tracking functions for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency operation saves power - Wide input voltage range allows flexibility in power source selection - Low quiescent current reduces standby power consumption - Adjustable output voltage meets different system requirements - Internal compensation simplifies circuit design - Soft-start and tracking features ensure smooth startup

Disadvantages: - Limited maximum output current of 4A - Requires external components for proper operation - Sensitive to excessive heat, may require additional cooling measures

Working Principles

The LTC1629IG-PG#PBF is a synchronous step-down voltage regulator that efficiently converts a higher input voltage to a lower output voltage. It utilizes a high-frequency switching technique to minimize power losses and maximize efficiency. The regulator operates by controlling the duty cycle of an internal power switch to regulate the output voltage.

Detailed Application Field Plans

The LTC1629IG-PG#PBF can be used in various applications, including but not limited to:

1. Battery-powered devices: Provides efficient power conversion for portable electronics, such as smartphones, tablets, and laptops.
2. Industrial equipment: Suitable for powering control systems, motor drives, and sensors in industrial automation.
3. Automotive electronics: Enables efficient power management in automotive applications, including infotainment systems, lighting, and engine control units.
4. Telecommunications: Ideal for powering network equipment, routers, switches, and base stations.
5. Renewable energy systems: Can be used in solar panels, wind turbines, and other renewable energy sources for efficient power conversion.

Detailed and Complete Alternative Models

1. LTC1628IG-PG#PBF: Similar to LTC1629IG-PG#PBF with a lower maximum output current of 3A.
2. LTC1629EG-PG#PBF: Similar to LTC1629IG-PG#PBF with extended temperature range (-40°C to 150°C).
3. LTC1629CG-PG#PBF: Similar to LTC1629IG-PG#PBF with a different package (16-Lead SOIC).

These alternative models offer similar functionality and can be considered as substitutes for the LTC1629IG-PG#PBF in various applications.

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