HIP2120FRTAZ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-performance, high-frequency, synchronous buck converter controller
• Package: 20-pin QFN package
• Essence: Efficient power conversion and management
• Packaging/Quantity: Tape and reel packaging, available in quantities of 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.6V to 5.5V
• Switching Frequency: Up to 1MHz
• Maximum Duty Cycle: 100%
• Operating Temperature Range: -40°C to +125°C
• Features: Adjustable soft-start, overcurrent protection, undervoltage lockout, thermal shutdown

Detailed Pin Configuration

The HIP2120FRTAZ has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. VIN: Input voltage pin
2. BOOT: Bootstrap capacitor connection for high-side gate driver
3. VCC: Supply voltage for internal circuitry
4. PGND: Power ground pin
5. SW: Switch node connection to the power MOSFET
6. FB: Feedback pin for output voltage regulation
7. COMP: Compensation pin for loop stability
8. SS: Soft-start control pin
9. EN: Enable pin for turning the device on/off
10. SYNC: Synchronization input for external clock
11. AGND: Analog ground pin
12. RT: Timing resistor connection for switching frequency adjustment
13. CT: Timing capacitor connection for switching frequency adjustment
14. SS/TR: Soft-start/tracking pin for controlling the output voltage ramp
15. OCSET: Overcurrent threshold setting pin
16. UVLO: Undervoltage lockout threshold setting pin
17. PG: Power good indicator output pin
18. SS/TR2: Additional soft-start/tracking pin for controlling the output voltage ramp
19. VCC2: Secondary supply voltage for internal circuitry
20. PGND2: Secondary power ground pin

Functional Features

• High-performance synchronous buck converter controller
• Wide input voltage range for versatile applications
• Adjustable soft-start for controlled startup
• Overcurrent protection to safeguard against excessive current flow
• Undervoltage lockout to prevent operation below a certain voltage level
• Thermal shutdown to protect against overheating

Advantages and Disadvantages

Advantages: - High-performance and high-frequency operation - Efficient power conversion and management - Wide input and output voltage ranges - Comprehensive protection features

Disadvantages: - Limited maximum duty cycle of 100% - Requires external components for complete functionality

Working Principles

The HIP2120FRTAZ is a synchronous buck converter controller that regulates the output voltage based on the feedback received from the FB pin. It utilizes high-frequency switching to efficiently convert the input voltage to the desired output voltage. The device incorporates various protection mechanisms such as overcurrent protection, undervoltage lockout, and thermal shutdown to ensure safe and reliable operation.

Detailed Application Field Plans

The HIP2120FRTAZ finds applications in various fields, including but not limited to:

1. Power supplies for computer systems and servers
2. Industrial automation and control systems
3. Telecommunications equipment
4. Automotive electronics
5. LED lighting systems
6. Battery charging circuits
7. Portable electronic devices

Detailed and Complete Alternative Models

1. HIP2100FRTAZ: Similar specifications and features, but with a different pin configuration.
2. HIP2130FRTAZ: Higher switching frequency and additional protection features.
3. HIP2140FRTAZ: Lower input voltage range and higher maximum duty cycle.

These alternative models provide similar functionality and can be considered as alternatives to the HIP2120FRTAZ based on specific application requirements.

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