ADR3540WBRMZ-R7

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision voltage reference - Low temperature coefficient - Wide operating temperature range - Low dropout voltage - Low quiescent current

Package: SOT-23

Essence: The ADR3540WBRMZ-R7 is a voltage reference IC that provides a stable and accurate voltage output for various electronic applications.

Packaging/Quantity: The ADR3540WBRMZ-R7 is available in a SOT-23 package. It is typically sold in reels of 3000 units.

Specifications

• Output Voltage: 4.096V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 5ppm/°C
• Dropout Voltage: 200mV
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR3540WBRMZ-R7 has three pins:

1. VOUT: Output voltage pin
2. GND: Ground pin
3. VIN: Input voltage pin

Functional Features

• High Precision: The ADR3540WBRMZ-R7 offers excellent initial accuracy and low temperature coefficient, ensuring a highly precise voltage reference.
• Low Dropout Voltage: With a dropout voltage of only 200mV, the IC can operate efficiently even with low input voltages.
• Low Quiescent Current: The low quiescent current of 120µA minimizes power consumption, making it suitable for battery-powered devices.
• Wide Operating Temperature Range: The IC can operate reliably in a wide temperature range from -40°C to +125°C.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low dropout voltage - Low quiescent current - Wide operating temperature range

Disadvantages: - Limited output voltage options - SOT-23 package may not be suitable for all applications

Working Principles

The ADR3540WBRMZ-R7 is based on a bandgap reference circuit that generates a stable voltage output. It utilizes a combination of bipolar and CMOS technologies to achieve high precision and low temperature coefficient.

Detailed Application Field Plans

The ADR3540WBRMZ-R7 is commonly used in various electronic systems where a stable and accurate voltage reference is required. Some typical application fields include:

1. Precision Instrumentation: Used as a reference voltage source in multimeters, oscilloscopes, and other measurement equipment.
2. Data Acquisition Systems: Provides a stable voltage reference for analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
3. Power Management: Used in voltage regulators and power supplies to ensure accurate voltage regulation.
4. Sensor Interface: Provides a precise reference voltage for sensor calibration and signal conditioning circuits.

Detailed and Complete Alternative Models

1. ADR4533WBRMZ-R7: Similar to ADR3540WBRMZ-R7 but with an output voltage of 2.5V.
2. ADR5040WBRMZ-R7: Similar to ADR3540WBRMZ-R7 but with an output voltage of 5.0V.
3. ADR3640WBRMZ-R7: Similar to ADR3540WBRMZ-R7 but with an output voltage of 4.096V and higher initial accuracy.

These alternative models offer different output voltage options while maintaining similar characteristics and features to the ADR3540WBRMZ-R7.

In conclusion, the ADR3540WBRMZ-R7 is a high-precision voltage reference IC with excellent accuracy, low dropout voltage, and low quiescent current. It finds applications in various electronic systems that require stable and accurate voltage references.