LT1009CMS8#PBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High Precision, Low Dropout, Low Noise
• Package: MSOP-8
• Essence: LT1009CMS8#PBF is a voltage reference IC that provides a stable and accurate output voltage for various electronic applications.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.4%
• Temperature Coefficient: 10ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 4.5V to 40V
• Quiescent Current: 1.5mA

Detailed Pin Configuration

The LT1009CMS8#PBF has the following pin configuration:

```

---

| | --| VOUT | --| | --| GND | --| | --| VIN | --| | --| TRIM | |___________| ```

Functional Features

• Provides a stable and accurate output voltage of 2.5V.
• High precision and low initial accuracy ensure reliable performance.
• Low dropout voltage allows operation with low input voltages.
• Low noise output ensures minimal interference in sensitive applications.
• Wide operating temperature range enables usage in various environments.
• Adjustable trim pin allows fine-tuning of the output voltage.

Advantages and Disadvantages

Advantages: - High precision and stability. - Low dropout voltage. - Low noise output. - Wide operating temperature range. - Adjustable output voltage.

Disadvantages: - Limited output voltage options. - Requires an external trim resistor for fine-tuning.

Working Principles

The LT1009CMS8#PBF is based on a bandgap reference circuit that generates a stable voltage reference. It utilizes temperature-compensated components to ensure accurate output voltage over a wide temperature range. The internal circuitry maintains a constant voltage difference between two junctions, resulting in a precise and stable output voltage.

Detailed Application Field Plans

The LT1009CMS8#PBF is commonly used in various electronic applications where a stable and accurate voltage reference is required. Some of the typical application fields include:

1. Precision measurement instruments
2. Data acquisition systems
3. Analog-to-digital converters (ADC)
4. Voltage regulators
5. Battery management systems

Detailed and Complete Alternative Models

1. LM4040CIM3-2.5/NOPB: 2.5V Precision Voltage Reference, SOT-23 package.
2. REF102CU: 2.5V Precision Voltage Reference, TO-99 package.
3. MAX6190AESA+: 2.5V Low-Dropout Voltage Reference, SOIC-8 package.
4. LT6656BCS6-2.5#TRMPBF: 2.5V Ultra-Precision Voltage Reference, TSOT-23 package.

These alternative models offer similar functionality and can be considered as alternatives to the LT1009CMS8#PBF depending on specific requirements.

In conclusion, the LT1009CMS8#PBF is a high-precision voltage reference IC with low dropout and low noise characteristics. Its stable output voltage and wide operating temperature range make it suitable for various electronic applications. However, it has limited output voltage options and requires an external trim resistor for fine-tuning. Alternative models provide similar functionality and can be considered as substitutes.