S-1009N33I-I4T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Small package size
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.3V
• Output Current: 100mA
• Dropout Voltage: 150mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1009N33I-I4T1U IC has the following pin configuration:

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| | --| V IN|-- Pin 1: Input Voltage --|____| | | --| GND|-- Pin 2: Ground --|____| | | --| V OUT|-- Pin 3: Output Voltage --|____| | | --| EN |-- Pin 4: Enable (Active High) --|____| | | --| NC |-- Pin 5: No Connection --|____| ```

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption, making it suitable for battery-powered applications.
• Small package size allows for space-saving integration in compact electronic devices.

Advantages

• Reliable voltage regulation with low dropout voltage.
• Accurate output voltage ensures stable performance of connected components.
• Low quiescent current extends battery life in portable applications.
• Compact package size enables easy integration into space-constrained designs.

Disadvantages

• Limited output current capability (100mA).
• Narrow input voltage range (2.5V to 6.0V).
• Not suitable for high-power applications.

Working Principles

The S-1009N33I-I4T1U is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

The S-1009N33I-I4T1U IC finds applications in various electronic devices, including: 1. Battery-powered devices: Provides stable voltage supply for microcontrollers, sensors, and other low-power components. 2. Portable consumer electronics: Enables reliable power regulation in smartphones, tablets, and wearable devices. 3. Industrial automation: Suitable for powering control circuits, sensors, and communication modules in industrial equipment. 4. Automotive electronics: Used in automotive systems such as infotainment systems, lighting controls, and engine management units. 5. IoT devices: Supports voltage regulation in smart home devices, environmental sensors, and wireless communication modules.

Detailed and Complete Alternative Models

1. S-1009N33I-I4T1G: Similar specifications and pin configuration, but available in a different package (SOT-89-5).
2. S-1009N33I-I4T2U: Higher output current capability (200mA) with the same pin configuration and package as S-1009N33I-I4T1U.
3. S-1009N33I-I4T3U: Extended input voltage range (2.5V to 16V) while maintaining the same pin configuration and package.

(Note: The above alternative models are for illustrative purposes only and may not represent all available alternatives in the market.)

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