LM4128AMF-3.0/NOPB

Overview

Product Category

LM4128AMF-3.0/NOPB belongs to the category of voltage references.

Use

This product is primarily used as a precision voltage reference in various electronic applications.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low dropout voltage
• Low quiescent current
• Wide operating temperature range

Package

LM4128AMF-3.0/NOPB is available in a small SOT-23 package, which is suitable for space-constrained applications.

Essence

The essence of LM4128AMF-3.0/NOPB lies in its ability to provide a precise and stable voltage reference, ensuring reliable performance in electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 3.0V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4128AMF-3.0/NOPB has three pins:

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

Functional Features

• Precise and stable output voltage
• Low power consumption
• Wide operating temperature range
• Fast start-up time
• Low dropout voltage

Advantages

• High accuracy and stability ensure reliable performance in various applications.
• Low temperature coefficient minimizes voltage drift over temperature variations.
• Low dropout voltage allows operation in low-power scenarios.
• Small package size enables use in space-constrained designs.

Disadvantages

• Limited output voltage options (only 3.0V available).
• Higher initial cost compared to some other voltage references.
• Sensitivity to external noise and disturbances may require additional filtering.

Working Principles

LM4128AMF-3.0/NOPB utilizes bandgap reference technology to generate a precise and stable output voltage. It compensates for temperature variations by employing a temperature-compensated design, ensuring minimal voltage drift over a wide temperature range. The device operates by comparing an internal reference voltage with the input voltage, regulating the output accordingly.

Detailed Application Field Plans

The LM4128AMF-3.0/NOPB finds applications in various fields, including:

1. Precision analog circuits
2. Data acquisition systems
3. Industrial control systems
4. Portable electronic devices
5. Battery-powered equipment
6. Medical instruments

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LM4128AMF-3.0/NOPB include:

1. LT6654: Precision Voltage Reference
2. MAX6190: Low-Dropout Voltage Reference
3. REF5050: High-Accuracy Voltage Reference
4. ADR4520: Ultralow Noise Voltage Reference
5. LM4040: Shunt Voltage Reference

These alternatives provide different output voltages, accuracy levels, and package options, allowing designers to choose the most suitable option for their specific requirements.

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