UBA2070TD-T

Product Overview

Category: Integrated Circuit (IC)

Use: The UBA2070TD-T is a versatile integrated circuit primarily used in electronic devices for power management and control applications.

Characteristics: - High efficiency - Low power consumption - Compact size - Wide operating voltage range

Package: The UBA2070TD-T is available in a small outline package (SOP) which ensures easy integration into various electronic systems.

Essence: This IC serves as a crucial component in power management circuits, enabling efficient control and regulation of electrical power.

Packaging/Quantity: The UBA2070TD-T is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

The UBA2070TD-T features the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 1A
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The UBA2070TD-T has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. EN: Enable pin for controlling the IC's operation
4. FB: Feedback pin for voltage regulation
5. SW: Switching node for power transfer
6. LX: Inductor connection
7. PGND: Power ground reference

Functional Features

The UBA2070TD-T offers the following functional features:

• High-efficiency step-down (buck) converter
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start function for controlled power-up

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide operating voltage range enables compatibility with various systems - Overcurrent and thermal protection enhance reliability

Disadvantages: - Limited maximum output current (1A) - Requires external components for complete power management solution

Working Principles

The UBA2070TD-T operates as a step-down converter, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on the feedback received from the FB pin. The IC incorporates various protection mechanisms to ensure safe operation under different conditions.

Detailed Application Field Plans

The UBA2070TD-T finds applications in a wide range of electronic devices, including but not limited to:

1. Mobile phones and smartphones
2. Portable media players
3. Tablet computers
4. Digital cameras
5. Portable gaming consoles

In these devices, the UBA2070TD-T is used for efficient power management, ensuring optimal performance and extended battery life.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the UBA2070TD-T are:

1. LM2576-ADJ
2. TPS5430
3. LT1074

These alternatives can be considered based on specific requirements and design constraints.

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