USP7765 Product Overview

Product Category: Voltage Regulator

Use: The USP7765 is a voltage regulator designed to stabilize the output voltage of power supplies or other electronic devices.

Characteristics: This voltage regulator offers high precision and efficiency, making it suitable for a wide range of applications. It comes in a compact package with low power consumption.

Package: The USP7765 is available in a small form factor package, making it suitable for integration into various electronic devices and systems.

Essence: The essence of the USP7765 lies in its ability to provide stable and reliable voltage regulation, ensuring consistent performance of connected electronic components.

Packaging/Quantity: The USP7765 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.8V to 20V
• Maximum Output Current: 3A
• Dropout Voltage: 340mV at 3A
• Operating Temperature Range: -40°C to 125°C
• Package Type: TO-220, TO-263, D2PAK

Detailed Pin Configuration

The USP7765 features a standard pin configuration with input, output, and ground pins, along with additional pins for control and feedback mechanisms. The pinout is as follows:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. ADJ (Adjustment/Control)
5. FB (Feedback)

Functional Features

The USP7765 incorporates overcurrent and thermal protection, ensuring the safety and reliability of the connected circuitry. It also offers adjustable output voltage through external resistor divider networks, providing flexibility in voltage regulation.

Advantages and Disadvantages

Advantages: - High precision voltage regulation - Wide input voltage range - Compact package - Overcurrent and thermal protection

Disadvantages: - Limited maximum output current compared to some alternatives - Sensitive to external noise and fluctuations in certain configurations

Working Principles

The USP7765 operates on the principle of feedback control, where the output voltage is compared to a reference voltage and any deviation is used to adjust the regulator's internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

The USP7765 is well-suited for various applications, including: - Power supplies for consumer electronics - Industrial automation systems - Automotive electronics - LED lighting systems - Battery charging circuits

Detailed and Complete Alternative Models

Some alternative models to the USP7765 include: - LM317: A popular adjustable linear voltage regulator with similar characteristics - LT1083: Higher current, adjustable linear voltage regulator suitable for demanding applications - LM7805: Fixed output voltage regulator commonly used in low-power applications

In conclusion, the USP7765 voltage regulator offers precise and efficient voltage regulation in a compact package, making it suitable for diverse electronic applications. Its functional features, advantages, and application versatility position it as a valuable component in modern electronic designs.

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