TPS22951YFPR

Product Overview

Category

The TPS22951YFPR belongs to the category of power management integrated circuits (PMICs).

Use

It is primarily used for managing power in electronic devices, ensuring efficient and reliable operation.

Characteristics

• Low on-resistance
• Fast switching speed
• Wide input voltage range
• Overcurrent and overtemperature protection
• Small form factor

Package

The TPS22951YFPR is available in a small 8-pin DSBGA package.

Essence

The essence of TPS22951YFPR lies in its ability to regulate and control power flow within electronic devices, optimizing performance and protecting against potential damage.

Packaging/Quantity

The TPS22951YFPR is typically packaged in reels, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 1.5V to 5.5V
• On-Resistance: 30mΩ (typical)
• Quiescent Current: 0.1μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS22951YFPR features the following pin configuration:

1. EN (Enable) - Controls the power switch state
2. IN - Power input
3. GND - Ground reference
4. PG (Power Good) - Indicates the output voltage is within regulation limits
5. OUT - Power output
6. FB (Feedback) - Provides feedback for voltage regulation
7. NC (No Connect) - Not connected
8. NC (No Connect) - Not connected

Functional Features

• Power sequencing capability
• Undervoltage lockout (UVLO) protection
• Adjustable output voltage
• Fault reporting and protection
• Low quiescent current in shutdown mode

Advantages and Disadvantages

Advantages

• Efficient power management
• Compact size
• Wide input voltage range
• Overcurrent and overtemperature protection

Disadvantages

• Limited output current capacity
• Requires external components for complete power management solution

Working Principles

The TPS22951YFPR operates by controlling the power switch state based on the enable signal (EN). When enabled, it allows power to flow from the input (IN) to the output (OUT). The feedback pin (FB) provides information about the output voltage, allowing for regulation and adjustment. The device also incorporates various protection mechanisms to safeguard against overcurrent and overtemperature conditions.

Detailed Application Field Plans

The TPS22951YFPR finds applications in a wide range of electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

In these applications, the TPS22951YFPR ensures efficient power management, prolonging battery life and enhancing overall performance.

Detailed and Complete Alternative Models

1. TPS22952YFPR - Similar to TPS22951YFPR with enhanced features
2. TPS22953YFPR - Higher current handling capability compared to TPS22951YFPR
3. TPS22954YFPR - Lower on-resistance and improved efficiency compared to TPS22951YFPR

These alternative models offer similar functionality while addressing specific requirements or providing additional features.

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