TL4051AIDBZT

Product Overview

• Category: Integrated Circuit
• Use: Voltage Reference
• Characteristics: Precision, Low Dropout, Micropower
• Package: SOT-23-3
• Essence: TL4051AIDBZT is a precision voltage reference integrated circuit that provides a stable output voltage with low dropout and micropower consumption.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage: 1.225V
• Accuracy: ±1%
• Quiescent Current: 45µA (typical)
• Dropout Voltage: 400mV (typical)
• Operating Temperature Range: -40°C to +125°C
• Input Voltage Range: 2.7V to 16V
• Temperature Coefficient: 50ppm/°C (typical)

Pin Configuration

The TL4051AIDBZT is a three-pin device with the following pin configuration:

```

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| | --| VDD OUT |-- --| GND |-- |___________| ```

Functional Features

• Provides a stable and accurate output voltage reference.
• Low quiescent current consumption, making it suitable for battery-powered applications.
• Low dropout voltage allows operation with input voltages close to the output voltage.
• Excellent temperature stability ensures consistent performance across a wide temperature range.
• Short-circuit protection prevents damage to the device in case of a fault.

Advantages

• High precision and accuracy ensure reliable voltage reference.
• Low power consumption extends battery life in portable devices.
• Small package size enables space-saving designs.
• Wide operating temperature range makes it suitable for various environments.
• Short-circuit protection enhances device durability.

Disadvantages

• Limited output voltage options, with a fixed output voltage of 1.225V.
• Not suitable for applications requiring adjustable or programmable reference voltages.
• SOT-23-3 package may not be compatible with all circuit board layouts.

Working Principles

The TL4051AIDBZT utilizes bandgap voltage reference technology to generate a stable output voltage. It compares the internal reference voltage with an external resistor divider network to maintain a precise output voltage. The device operates in a low-power mode, consuming minimal current while providing a reliable and accurate reference voltage.

Application Field Plans

The TL4051AIDBZT is commonly used in various electronic systems that require a stable voltage reference. Some typical application fields include:

1. Battery-powered devices: Portable electronics, such as smartphones, tablets, and wearables, benefit from the TL4051AIDBZT's low power consumption and stable voltage reference.
2. Industrial control systems: The precision and accuracy of the TL4051AIDBZT make it suitable for use in industrial control systems, ensuring consistent performance and reliable operation.
3. Automotive electronics: The wide operating temperature range of the TL4051AIDBZT makes it ideal for automotive applications, where temperature variations can be significant.
4. Medical equipment: The TL4051AIDBZT's stability and accuracy are crucial in medical devices, ensuring precise measurements and reliable operation.

Alternative Models

• TL431: Adjustable precision shunt regulator with similar characteristics but allows for adjustable output voltage.
• LM4040: Precision micropower shunt voltage reference available in various output voltage options.
• REF5025: High-precision voltage reference with ultra-low temperature drift and noise.

These alternative models offer different features and specifications, providing flexibility for various application requirements.

In conclusion, the TL4051AIDBZT is a precision voltage reference integrated circuit that offers stable output voltage, low dropout, and micropower consumption. Its small package size, wide operating temperature range, and high accuracy make it suitable for a wide range of applications in different industries. However, its fixed output voltage and limited adjustability may not be suitable for all applications.