TPS2056AD

Product Overview

Category

The TPS2056AD belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

The TPS2056AD is primarily used for power distribution and protection in electronic devices. It provides a convenient solution for managing multiple power supply inputs and protecting downstream components from overcurrent and short-circuit conditions.

Characteristics

• Power management IC
• Multiple power supply input management
• Overcurrent and short-circuit protection
• Compact package
• High efficiency

Package

The TPS2056AD is available in a small outline integrated circuit (SOIC) package, which ensures easy integration into various electronic devices.

Essence

The essence of the TPS2056AD lies in its ability to efficiently manage power distribution and protect downstream components, ensuring the safe and reliable operation of electronic devices.

Packaging/Quantity

The TPS2056AD is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage range: 0V to VCC
• Maximum continuous current per channel: 500mA
• Operating temperature range: -40°C to +85°C
• Quiescent current: 60µA (typical)

Detailed Pin Configuration

The TPS2056AD features a 16-pin SOIC package with the following pin configuration:

1. EN1: Enable input for channel 1
2. IN1: Input voltage for channel 1
3. GND1: Ground for channel 1
4. OUT1: Output voltage for channel 1
5. EN2: Enable input for channel 2
6. IN2: Input voltage for channel 2
7. GND2: Ground for channel 2
8. OUT2: Output voltage for channel 2
9. EN3: Enable input for channel 3
10. IN3: Input voltage for channel 3
11. GND3: Ground for channel 3
12. OUT3: Output voltage for channel 3
13. EN4: Enable input for channel 4
14. IN4: Input voltage for channel 4
15. GND4: Ground for channel 4
16. OUT4: Output voltage for channel 4

Functional Features

1. Power distribution management: The TPS2056AD allows for the efficient management of multiple power supply inputs, enabling seamless switching between different power sources.
2. Overcurrent and short-circuit protection: It provides robust protection against overcurrent and short-circuit conditions, safeguarding downstream components from potential damage.
3. Low quiescent current: With a low quiescent current of only 60µA, the TPS2056AD minimizes power consumption when in standby or idle mode.

Advantages and Disadvantages

Advantages

• Efficient power distribution management
• Reliable overcurrent and short-circuit protection
• Compact package for easy integration
• Low quiescent current for reduced power consumption

Disadvantages

• Limited maximum continuous current per channel (500mA)

Working Principles

The TPS2056AD operates by monitoring the input voltages and controlling the output voltages based on the enable inputs. When an enable input is activated, the corresponding output channel is enabled, allowing the input voltage to pass through to the output. In case of overcurrent or short-circuit conditions, the TPS2056AD quickly shuts down the affected channel to protect the downstream components.

Detailed Application Field Plans

The TPS2056AD finds applications in various electronic devices that require power distribution and protection. Some of the potential application fields include:

1. Mobile devices: Smartphones, tablets, and portable media players can benefit from the TPS2056AD's power management capabilities to efficiently manage multiple power sources and protect sensitive components.
2. Computer peripherals: Devices such as USB hubs, external hard drives, and docking stations can utilize the TPS2056AD for power distribution and protection, ensuring reliable operation.
3. Industrial equipment: The TPS2056AD can be employed in industrial control systems, automation equipment, and instrumentation devices to manage power inputs and safeguard critical components.

Detailed and Complete Alternative Models

1. TPS2057AD: Similar to the TPS2056AD, this model offers four channels of power distribution and protection but with a higher maximum continuous current per channel (up to 1A).
2. TPS2066AD: This alternative model provides six channels of power distribution and protection, making it suitable for applications requiring a higher number of power sources.
3. TPS2074AD