TPS2021P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range

Package: 8-pin SOIC (Small Outline Integrated Circuit)

Essence: TPS2021P is a power management IC designed to provide efficient and reliable power distribution in various electronic devices.

Packaging/Quantity: TPS2021P is typically sold in reels containing 250 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Continuous Current: 500mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPS2021P has the following pin configuration:

1. EN (Enable)
2. GND (Ground)
3. IN (Input)
4. OUT (Output)
5. FB (Feedback)
6. PG (Power Good)
7. NC (No Connection)
8. VCC (Voltage Common Collector)

Functional Features

• Overcurrent protection
• Thermal shutdown protection
• Under-voltage lockout
• Power good output signal
• Enable/disable control

Advantages

• High efficiency leads to reduced power consumption
• Compact size allows for space-saving designs
• Wide input voltage range enables compatibility with various power sources
• Overcurrent and thermal shutdown protection enhance device safety
• Power good output signal provides system status indication

Disadvantages

• Limited maximum continuous current may not be suitable for high-power applications
• Lack of adjustable output voltage limits customization options

Working Principles

The TPS2021P operates as a power distribution switch. When the enable pin (EN) is high, the input voltage is passed through to the output pin (OUT). The feedback pin (FB) monitors the output voltage and adjusts it accordingly. The power good pin (PG) provides a signal indicating whether the output voltage is within the acceptable range.

Detailed Application Field Plans

The TPS2021P is commonly used in various electronic devices, including: - Mobile phones - Tablets - Portable media players - Digital cameras - Wearable devices

Detailed and Complete Alternative Models

1. TPS2020P: Similar to TPS2021P but with a lower maximum continuous current of 300mA.
2. TPS2022P: Similar to TPS2021P but with a higher maximum continuous current of 800mA.
3. TPS2023P: Similar to TPS2021P but with adjustable output voltage capability.

These alternative models provide options for different power requirements and customization needs.

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