S-8353A50UA-IRJT2G

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 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (at 100mA)
• Quiescent Current: 40µA (typical)

Detailed Pin Configuration

The S-8353A50UA-IRJT2G has a total of five pins arranged as follows: 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-8353A50UA-IRJT2G exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a typical quiescent current of only 40µA, this voltage regulator minimizes power consumption during standby or idle modes.
• Overcurrent protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal shutdown protection: In case of excessive temperature rise, the thermal shutdown feature activates, preventing damage to the IC.

Advantages and Disadvantages

Advantages: - Compact package size allows for space-saving designs. - Wide input voltage range enables compatibility with various power sources. - Low dropout voltage ensures efficient power conversion. - Overcurrent and thermal shutdown protection enhance system reliability.

Disadvantages: - Limited maximum output current of 500mA may not be suitable for high-power applications. - SOT-89-5 package may require additional heat dissipation measures in certain scenarios.

Working Principles

The S-8353A50UA-IRJT2G is a linear voltage regulator that operates by maintaining a constant output voltage despite variations in the input voltage. It achieves this through a feedback mechanism that adjusts the internal pass transistor to regulate the output voltage. The dropout voltage is minimized by utilizing a low resistance pass element, resulting in efficient power conversion.

Detailed Application Field Plans

The S-8353A50UA-IRJT2G finds application in various electronic devices where stable and regulated power supply is required. Some potential application fields include: 1. Battery-powered portable devices: This IC can be used to regulate the voltage supplied to microcontrollers, sensors, and other components in smartphones, tablets, and wearable devices. 2. Industrial automation: The voltage regulator can ensure stable power supply to control systems, motor drivers, and communication modules in industrial equipment. 3. Automotive electronics: It can be employed in automotive infotainment systems, navigation units, and dashboard displays to maintain a consistent voltage level.

Detailed and Complete Alternative Models

1. S-8353A33UA-IRJT2G: Similar to S-8353A50UA-IRJT2G but with an output voltage range of 1.2V to 3.3V.
2. S-8353A18UA-IRJT2G: Similar to S-8353A50UA-IRJT2G but with an output voltage range of 1.2V to 1.8V.
3. S-8353A33MC-IRJT2G: A smaller package variant of the S-8353A33UA-IRJT2G, available in a SOT-23-5 package.

These alternative models offer similar functionality but with different output voltage ranges or package options to cater to specific application requirements.

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