S-1009C09I-I4T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 100mA
• Dropout Voltage: 150mV @ 50mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1009C09I-I4T1U has a total of five pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. CE: Chip enable pin 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage: The S-1009C09I-I4T1U exhibits a low dropout voltage, ensuring efficient power management.
• Low quiescent current: With a typical quiescent current of only 30µA, this IC minimizes power consumption in standby mode.
• Overcurrent protection: The device incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Thermal shutdown protection: It includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages: - Compact package size - Wide input voltage range - Low dropout voltage - Low quiescent current

Disadvantages: - Limited maximum output current - Restricted operating temperature range

Working Principles

The S-1009C09I-I4T1U is a low dropout voltage regulator that regulates the output voltage by comparing it with an internal reference voltage. It adjusts the pass transistor's resistance to maintain a stable output voltage, even when the input voltage varies.

Detailed Application Field Plans

The S-1009C09I-I4T1U finds applications in various electronic devices, including: 1. Battery-powered devices: Portable audio players, digital cameras, and handheld gaming consoles. 2. Mobile phones: Power management for RF modules, LCD displays, and other components. 3. IoT devices: Smartwatches, fitness trackers, and wearable devices. 4. Industrial equipment: Sensors, control systems, and data loggers.

Detailed and Complete Alternative Models

1. S-1009C09I-M4T1U: Similar specifications but with a different package (SOT-89-5).
2. S-1009C09I-N4T1U: Higher maximum output current (150mA) but with a larger package (SOT-23-6).
3. S-1009C09I-L4T1U: Lower quiescent current (10µA) but with a higher dropout voltage (300mV).

Note: This is not an exhaustive list, and there may be other alternative models available from different manufacturers.

This entry provides an overview of the S-1009C09I-I4T1U, a low dropout voltage regulator IC. It includes basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.