SI9122EDQ-T1-E3

Product Overview

Category

SI9122EDQ-T1-E3 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power management and control.

Characteristics

• Integrated circuit
• Power management and control functionality
• Small form factor
• High efficiency
• Low power consumption

Package

SI9122EDQ-T1-E3 is available in a compact package, typically a small outline transistor (SOT) package.

Essence

The essence of SI9122EDQ-T1-E3 lies in its ability to efficiently manage and control power in electronic devices.

Packaging/Quantity

This product is usually packaged in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage range: 0.8V to 5.5V
• Maximum output current: 500mA
• Operating temperature range: -40°C to +85°C
• Switching frequency: 1.2MHz

Detailed Pin Configuration

SI9122EDQ-T1-E3 has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switch pin
6. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• High efficiency ensures minimal power loss during operation.
• Overcurrent protection safeguards the device and connected components.
• Thermal shutdown protection prevents overheating.
• Soft-start feature reduces inrush current during startup.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• High efficiency leads to improved power utilization.
• Wide input voltage range enhances versatility.
• Overcurrent and thermal protection ensure device reliability.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Higher cost compared to traditional linear regulators.

Working Principles

SI9122EDQ-T1-E3 operates as a step-down (buck) converter, converting a higher input voltage to a lower output voltage. It utilizes pulse width modulation (PWM) to regulate the output voltage based on the feedback received from the FB pin. The switching frequency of 1.2MHz ensures efficient power conversion.

Detailed Application Field Plans

SI9122EDQ-T1-E3 finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SI9122EDQ-T1-E3 are: - SI9120EDQ-T1-E3 - SI9124EDQ-T1-E3 - SI9126EDQ-T1-E3 - SI9128EDQ-T1-E3

These models offer similar functionality and characteristics, providing flexibility in design choices.

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