UCC2895PWTR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management Controller
• Characteristics: High-performance, versatile, and efficient
• Package: TSSOP-20
• Essence: Control and regulation of power management systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 15V
• Output Voltage Range: 0.8V to 12V
• Operating Temperature Range: -40°C to 125°C
• Switching Frequency: Up to 1MHz
• Maximum Duty Cycle: 90%
• Output Current: Up to 2A

Detailed Pin Configuration

1. VDD: Power supply input
2. GND: Ground reference
3. FB: Feedback voltage input
4. COMP: Compensation pin for loop stability
5. CS: Current sense input
6. SS/TR: Soft-start/Tracking control
7. RT/CT: Timing resistor/capacitor connection
8. SYNC: Synchronization input
9. EN/UVLO: Enable/Undervoltage lockout control
10. VREF: Reference voltage output
11. ISENSE: Current sense output
12. VSENSE: Voltage sense output
13. PGND: Power ground reference
14. DRVH: High-side gate driver output
15. DRVL: Low-side gate driver output
16. BOOT: Bootstrap capacitor connection
17. HO: High-side MOSFET gate drive output
18. LO: Low-side MOSFET gate drive output
19. VCC: Supply voltage for gate drivers
20. VREG: Regulated output voltage

Functional Features

• Wide input voltage range for flexibility in various applications
• High switching frequency capability for efficient power conversion
• Adaptive dead-time control for optimal switching performance
• Integrated gate drivers for driving external MOSFETs
• Comprehensive protection features including overvoltage, undervoltage, and overcurrent protection

Advantages

• High-performance power management controller suitable for a wide range of applications
• Versatile functionality allows customization for specific requirements
• Efficient power conversion leading to reduced energy consumption
• Robust protection features ensure system reliability

Disadvantages

• Complex pin configuration may require careful PCB layout design
• Limited output current capability compared to dedicated power controllers

Working Principles

The UCC2895PWTR is a power management controller that regulates and controls the power flow in various systems. It operates by monitoring the input voltage, output voltage, and current to maintain stable and efficient power conversion. The integrated gate drivers provide the necessary signals to drive external MOSFETs, enabling precise control over the power delivery process. The controller utilizes adaptive dead-time control and comprehensive protection mechanisms to ensure safe and reliable operation.

Detailed Application Field Plans

The UCC2895PWTR is widely used in applications such as: 1. Switching Power Supplies 2. DC-DC Converters 3. LED Lighting Systems 4. Battery Charging Systems 5. Industrial Automation Equipment

Detailed and Complete Alternative Models

1. UCC28950PWTR
2. UCC28951PWTR
3. UCC28952PWTR
4. UCC28953PWTR
5. UCC28954PWTR

These alternative models offer similar functionality and can be considered as replacements for the UCC2895PWTR based on specific application requirements.

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