TPS51020DBTG4

Product Overview

Category

The TPS51020DBTG4 belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulator ICs.

Use

This product is primarily used for power management applications, providing a regulated output voltage from an input voltage source.

Characteristics

• Switching frequency: The TPS51020DBTG4 operates at a high switching frequency, allowing for efficient power conversion.
• Wide input voltage range: It can accept a wide range of input voltages, making it suitable for various applications.
• High efficiency: The switching regulator design ensures high efficiency in converting power.
• Low standby current: The device has a low standby current, minimizing power consumption during idle periods.

Package

The TPS51020DBTG4 comes in a small 30-pin TSSOP (Thin Shrink Small Outline Package) package. This package offers a compact form factor and good thermal performance.

Essence

The essence of the TPS51020DBTG4 lies in its ability to efficiently regulate voltage, enabling reliable power management in diverse electronic systems.

Packaging/Quantity

The TPS51020DBTG4 is typically available in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: Adjustable from 0.8V to VIN
• Maximum Output Current: 2A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS51020DBTG4 features a total of 30 pins. Here is a detailed pin configuration:

1. EN (Enable)
2. FB (Feedback)
3. SS/TR (Soft Start/Tracking)
4. PGND (Power Ground)
5. SW (Switch Node)
6. VIN (Input Voltage)
7. VBST (Bootstrap Supply)
8. AGND (Analog Ground)
9. COMP (Compensation)
10. SS/TR (Soft Start/Tracking)
11. FB (Feedback)
12. EN (Enable)
13. PGND (Power Ground)
14. SW (Switch Node)
15. VIN (Input Voltage)
16. VBST (Bootstrap Supply)
17. AGND (Analog Ground)
18. COMP (Compensation)
19. SS/TR (Soft Start/Tracking)
20. FB (Feedback)
21. EN (Enable)
22. PGND (Power Ground)
23. SW (Switch Node)
24. VIN (Input Voltage)
25. VBST (Bootstrap Supply)
26. AGND (Analog Ground)
27. COMP (Compensation)
28. SS/TR (Soft Start/Tracking)
29. FB (Feedback)
30. EN (Enable)

Functional Features

• Wide input voltage range allows for compatibility with various power sources.
• Adjustable output voltage enables flexibility in meeting specific system requirements.
• Soft start and tracking features ensure smooth startup and shutdown sequences.
• Overcurrent protection safeguards the circuit from excessive current flow.
• Thermal shutdown protection prevents damage due to excessive heat.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Compact package size
• Wide input voltage range
• Adjustable output voltage
• Low standby current

Disadvantages

• Limited maximum output current (2A)
• Requires external components for operation

Working Principles

The TPS51020DBTG4 operates as a synchronous buck converter, utilizing pulse-width modulation (PWM) techniques to regulate the output voltage. It employs high-frequency switching to efficiently convert the input voltage to the desired output voltage level.

Detailed Application Field Plans

The TPS51020DBTG4 finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial automation - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

1. TPS54320DBVR - Similar voltage regulator IC with a lower maximum output current of 3A.
2. LM2576T-ADJ - Non-synchronous buck converter IC with adjustable output voltage and higher maximum output current of 3A.
3. LT1763CS8-3.3 - Low dropout linear regulator IC with fixed output voltage of 3.3V and maximum output current of 500mA.

These alternative models offer different features and specifications, providing options for specific application requirements.

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