TPS62404QDRCRQ1

Product Overview

Category

The TPS62404QDRCRQ1 belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulators family.

Use

This IC is primarily used as a step-down (buck) converter, providing efficient power management solutions for various electronic devices.

Characteristics

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 0.6V to 5.5V
• Output Current: Up to 400mA
• Switching Frequency: 2.25MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C
• Package Type: VSON (Very Small Outline No-Lead)
• Package Dimensions: 3mm x 3mm
• RoHS Compliant: Yes

Packaging/Quantity

The TPS62404QDRCRQ1 is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 0.6V to 5.5V
• Output Current: Up to 400mA
• Switching Frequency: 2.25MHz
• Quiescent Current: 45µA (typical)
• Dropout Voltage: 100mV (typical)
• Load Regulation: ±1% (typical)
• Line Regulation: ±0.2% (typical)
• Overcurrent Protection: Yes
• Thermal Shutdown Protection: Yes

Detailed Pin Configuration

The TPS62404QDRCRQ1 has a total of 10 pins, which are assigned specific functions:

1. EN: Enable pin (Active High)
2. PG: Power Good indicator output
3. FB: Feedback pin for voltage regulation
4. SW: Switching node connection
5. GND: Ground reference
6. LX: Inductor connection
7. VIN: Input voltage supply
8. VSEL: Voltage selection input
9. AGND: Analog ground reference
10. VOUT: Output voltage

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• High efficiency and low quiescent current enable energy-efficient operation.
• Integrated overcurrent and thermal shutdown protection ensure device safety.
• Power Good indicator provides a signal indicating stable output voltage.

Advantages and Disadvantages

Advantages

• Compact package size enables space-saving designs.
• High efficiency results in reduced power consumption.
• Wide input voltage range enhances versatility.
• Integrated protection features improve reliability.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Higher switching frequency may introduce additional noise.

Working Principles

The TPS62404QDRCRQ1 operates as a step-down (buck) converter, converting a higher input voltage to a lower output voltage. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage. The integrated circuit incorporates a high-frequency switching transistor, an inductor, and capacitors to efficiently transfer power from the input to the output while maintaining voltage regulation.

Detailed Application Field Plans

The TPS62404QDRCRQ1 finds application in various electronic devices requiring efficient power management, such as:

1. Portable consumer electronics (smartphones, tablets, portable media players)
2. Wearable devices (smartwatches, fitness trackers)
3. IoT devices (sensors, smart home devices)
4. Automotive electronics (infotainment systems, navigation systems)

Detailed and Complete Alternative Models

1. TPS62130RGTT: Step-down converter with similar specifications and package type.
2. LM3670MF-3.3/NOPB: Low-power step-down converter with adjustable output voltage.
3. MP2307DN-LF-Z: Synchronous buck converter with higher output current capability.

(Note: The above alternative models are provided for reference and may have different characteristics or package dimensions.)

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