RT9715HGS

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: SOT-23-6

Essence: The RT9715HGS is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The RT9715HGS is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.5V - 5.5V
• Output Voltage Range: 1.2V - 3.3V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT9715HGS has six pins arranged as follows:

```

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| | --| Vout Vin|-- --| GND EN |-- --| FB NC |-- |___________| ```

1. Vout: Output voltage pin.
2. Vin: Input voltage pin.
3. GND: Ground pin.
4. EN: Enable pin (active high).
5. FB: Feedback pin.
6. NC: No connection pin.

Functional Features

• High Efficiency: The RT9715HGS utilizes advanced circuitry to achieve high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of only 200mV at 100mA, the RT9715HGS can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage of the RT9715HGS can be easily adjusted using external resistors, allowing for flexibility in various applications.
• Overcurrent Protection: The IC incorporates overcurrent protection to safeguard against excessive current flow, preventing damage to the device and connected components.
• Thermal Shutdown Protection: In case of excessive temperature rise, the RT9715HGS features a thermal shutdown mechanism that automatically disables the regulator to prevent overheating.

Advantages and Disadvantages

Advantages: - High efficiency design - Low dropout voltage - Adjustable output voltage - Overcurrent and thermal protection

Disadvantages: - Limited maximum output current (300mA)

Working Principles

The RT9715HGS operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to provide a stable output voltage. The feedback pin (FB) is used to sense the output voltage and compare it with a reference voltage. Any deviation from the desired output voltage is corrected by adjusting the internal circuitry to maintain a constant output voltage.

Detailed Application Field Plans

The RT9715HGS is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include: 1. Mobile phones 2. Tablets 3. Portable media players 4. Wireless communication devices 5. Battery-powered devices

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, SOT-223 package, 800mA maximum output current.
2. MCP1700T-3302E/TT: Fixed Voltage Regulator, SOT-23 package, 250mA maximum output current.
3. AP2112K-3.3TRG1: Fixed Voltage Regulator, SOT-23-5 package, 600mA maximum output current.
4. XC6206P332MR: Fixed Voltage Regulator, SOT-23 package, 200mA maximum output current.

These alternative models offer similar functionality and can be used as substitutes for the RT9715HGS in various applications.

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