S-8354A35UA-JQUT2U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-89-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (at 100mA output current)
• Quiescent Current: 40µA (typical)

Detailed Pin Configuration

The S-8354A35UA-JQUT2U 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-8354A35UA-JQUT2U exhibits a low dropout voltage, ensuring efficient power management even with small input-output voltage differentials.
• Low quiescent current: With a typical quiescent current of only 40µA, this IC minimizes power consumption during standby or idle modes.
• Overcurrent protection: The device incorporates overcurrent protection, safeguarding the circuit from excessive current flow and potential damage.
• Thermal shutdown protection: In case of excessive temperature rise, the IC automatically shuts down to prevent overheating and subsequent failure.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - Low quiescent current reduces power consumption during idle periods. - Overcurrent and thermal shutdown protection enhance reliability and safety.

Disadvantages: - Limited maximum output current of 500mA may not be suitable for high-power applications. - The SOT-89-5 package may require additional space on the PCB compared to smaller packages.

Working Principles

The S-8354A35UA-JQUT2U is a voltage regulator IC that regulates the input voltage to a stable output voltage. It utilizes a feedback mechanism to continuously monitor the output voltage and adjust the internal circuitry accordingly. By maintaining a constant output voltage, it ensures reliable power supply to connected devices.

Detailed Application Field Plans

The S-8354A35UA-JQUT2U finds application in various electronic devices and systems, including but not limited to: 1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low dropout voltage and low quiescent current of this IC, extending battery life. 2. IoT devices: Internet of Things (IoT) devices often operate on low power and require efficient power management. The S-8354A35UA-JQUT2U can provide stable power supply in these applications. 3. Industrial control systems: The IC's overcurrent and thermal shutdown protection make it suitable for use in industrial control systems, ensuring safe and reliable operation.

Detailed and Complete Alternative Models

1. S-8354A25UA-JQUT2U: Similar to S-8354A35UA-JQUT2U but with a lower output voltage range of 1.2V to 2.5V.
2. S-8354A50UA-JQUT2U: Similar to S-8354A35UA-JQUT2U but with a higher output voltage range of 1.2V to 5.0V and a maximum output current of 1A.

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