TL4051A12QDBZTG4

Product Overview

• Category: Integrated Circuit
• Use: Voltage Reference
• Characteristics: Low-power, Precision, Adjustable Output Voltage
• Package: SOT-23 (Small Outline Transistor)
• Essence: TL4051A12QDBZTG4 is a voltage reference integrated circuit that provides a precise and stable output voltage. It is commonly used in various electronic devices to ensure accurate voltage levels.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Output Voltage: 1.225V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.7V to 16V
• Quiescent Current: 60µA

Pin Configuration

The TL4051A12QDBZTG4 has the following pin configuration:

```

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

• VDD: Power supply input
• OUT: Output voltage
• GND: Ground connection
• NC: No connection (unused pin)

Functional Features

• Provides a stable and precise output voltage of 1.225V.
• Low quiescent current consumption, making it suitable for low-power applications.
• Wide operating temperature range allows for use in various environments.
• Adjustable output voltage through external resistors.
• Excellent initial accuracy and temperature coefficient ensure reliable performance.

Advantages and Disadvantages

Advantages: - Precise and stable output voltage. - Low power consumption. - Wide operating temperature range. - Adjustable output voltage. - Reliable performance.

Disadvantages: - Limited output voltage options (fixed at 1.225V). - Requires external resistors for voltage adjustment.

Working Principles

The TL4051A12QDBZTG4 is based on a bandgap reference circuit that generates a stable voltage reference. It utilizes a combination of bipolar and CMOS technologies to achieve high precision and low power consumption. The internal circuitry compensates for temperature variations, ensuring accurate voltage output over a wide temperature range.

Detailed Application Field Plans

The TL4051A12QDBZTG4 is widely used in various electronic devices and applications, including:

1. Power management circuits
2. Battery-powered devices
3. Precision analog-to-digital converters
4. Voltage regulators
5. Sensor interfaces
6. Industrial control systems
7. Medical equipment
8. Automotive electronics

Its precise voltage reference capability makes it suitable for applications that require accurate voltage levels and stability.

Detailed and Complete Alternative Models

1. TL431: Adjustable Precision Shunt Regulator
2. LM4040: Precision Micropower Shunt Voltage Reference
3. REF5025: Precision Voltage Reference with Low Temperature Drift
4. MAX619: Low-Power, Low-Drift Voltage Reference
5. LT1021: Precision Reference

These alternative models offer similar functionality and can be considered as substitutes for the TL4051A12QDBZTG4 depending on specific requirements.

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