S-1206B29-U3T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Small form factor
  • High efficiency
  • Low power consumption
  • Wide input voltage range
• Package: SOT-23-5
• Essence: Step-down DC-DC converter
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.2V
• Maximum Output Current: 600mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1206B29-U3T1G has a total of five pins arranged as follows:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: EN (Enable) Pin 4: FB (Feedback) Pin 5: VOUT (Output Voltage)

Functional Features

• Step-down voltage regulation
• Overcurrent protection
• Thermal shutdown protection
• Short-circuit protection
• Soft-start function for smooth power-up

Advantages and Disadvantages

Advantages: - Compact size allows for space-saving designs - High efficiency results in less power dissipation - Wide input voltage range enables versatile applications - Built-in protection features enhance reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Dropout voltage may affect performance in low-input voltage scenarios

Working Principles

The S-1206B29-U3T1G is a step-down DC-DC converter that converts a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to achieve high efficiency. The integrated circuit regulates the output voltage by adjusting the duty cycle of the internal switch. This allows for efficient power transfer while maintaining a stable output voltage.

Detailed Application Field Plans

The S-1206B29-U3T1G is commonly used in various portable electronic devices, such as smartphones, tablets, and wearable devices. Its small form factor and low power consumption make it ideal for battery-powered applications. Additionally, its wide input voltage range makes it suitable for use with different power sources, including lithium-ion batteries and USB power supplies.

Detailed and Complete Alternative Models

• S-1206B29-M3T1G: Similar specifications but with an output voltage of 2.9V
• S-1206B29-L3T1G: Similar specifications but with an output voltage of 3.3V
• S-1206B29-H3T1G: Similar specifications but with an output voltage of 3.6V

These alternative models provide flexibility in choosing the desired output voltage for specific applications.

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