SPX432N-L/TR

Product Overview

Category: Integrated Circuit (IC)

Use: SPX432N-L/TR is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Characteristics: - High precision voltage regulation - Low dropout voltage - Low quiescent current - Thermal shutdown protection - Short circuit protection

Package: SPX432N-L/TR is available in a small outline package (SOP) with 8 pins.

Essence: The essence of SPX432N-L/TR lies in its ability to regulate and stabilize the output voltage, ensuring reliable performance of electronic devices.

Packaging/Quantity: SPX432N-L/TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.0V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SPX432N-L/TR IC has the following pin configuration:

```

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

• Vout: Output Voltage
• Vin: Input Voltage
• GND: Ground
• EN: Enable (Active High)
• NC: No Connection

Functional Features

1. High Precision Voltage Regulation: SPX432N-L/TR ensures accurate and stable output voltage, minimizing fluctuations and providing reliable power supply to connected devices.

2. Low Dropout Voltage: With a low dropout voltage of 200mV, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.

3. Low Quiescent Current: The low quiescent current of 50µA ensures minimal power consumption during standby or idle mode, enhancing energy efficiency.

4. Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents overheating and potential damage to the device by shutting down operation when the temperature exceeds a certain threshold.

5. Short Circuit Protection: SPX432N-L/TR includes built-in short circuit protection, safeguarding the IC and connected devices from excessive current flow in case of a short circuit.

Advantages and Disadvantages

Advantages: - High precision voltage regulation ensures stable performance of electronic devices. - Low dropout voltage allows for efficient power conversion. - Low quiescent current minimizes power consumption. - Thermal shutdown and short circuit protection enhance device safety.

Disadvantages: - Limited input voltage range (2.5V - 6.0V) may not be suitable for all applications. - Availability in SOP package only may limit compatibility with certain circuit designs.

Working Principles

SPX432N-L/TR operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. By continuously monitoring the output voltage, the IC compensates for any variations in the input voltage or load conditions, ensuring a stable and regulated output.

Detailed Application Field Plans

SPX432N-L/TR finds application in various electronic devices that require a stable power supply. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from the precise voltage regulation provided by SPX432N-L/TR, ensuring optimal performance and longer battery life.

2. Computers and Peripherals: The IC can be used in computer motherboards, graphics cards, and other peripherals to maintain a stable power supply, preventing system crashes or damage due to voltage fluctuations.

3. Consumer Electronics: SPX432N-L/TR is suitable for use in televisions, audio systems, gaming consoles, and other consumer electronics, providing reliable power delivery for uninterrupted operation.

4. Industrial Equipment: Various industrial applications, such as control systems, sensors, and automation devices, can benefit from the voltage regulation capabilities of SPX432N-L/TR, ensuring consistent and accurate operation.

Detailed and Complete Alternative Models

1. SPX431N-L/TR: Similar to SPX432N-L/TR, this IC offers voltage regulation with a slightly different input/output voltage range.

2. LM317T: A widely used voltage regulator IC with adjustable output voltage and higher current handling capability.

3. LT1085CT-5: This IC provides precise voltage regulation with a higher input voltage range and lower dropout voltage.

4. TS2950CT-5.0: An alternative IC with fixed 5.0V output voltage and low quies