LT1009IPWE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low temperature coefficient
• Package: PowerSO-16
• Essence: LT1009IPWE4 is a voltage reference IC used to provide a stable and accurate voltage reference for various electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging with 250 units per reel.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.4%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 300mV
• Operating Temperature Range: -40°C to 125°C
• Input Voltage Range: 3.5V to 40V
• Quiescent Current: 1.5mA

Pin Configuration

The LT1009IPWE4 IC has the following pin configuration:

```

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| | --| VOUT GND|-- --| VIN NC |-- --| ADJ NC |-- |___________| ```

• VOUT: Output Voltage
• GND: Ground
• VIN: Input Voltage
• ADJ: Adjustable Pin
• NC: No Connection

Functional Features

• Provides a stable and accurate voltage reference of 2.5V.
• High precision and low temperature coefficient ensure reliable performance.
• Low dropout voltage allows for efficient operation even with low input voltages.
• Wide operating temperature range makes it suitable for various environments.
• Adjustable pin allows fine-tuning of the output voltage if required.

Advantages and Disadvantages

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

Disadvantages: - Limited output voltage options (fixed at 2.5V). - Relatively high quiescent current compared to some other voltage references.

Working Principles

The LT1009IPWE4 is based on a bandgap reference circuit that generates a stable voltage reference using the temperature-dependent properties of semiconductor materials. It utilizes a combination of bipolar and CMOS technologies to achieve high precision and low temperature coefficient characteristics.

Detailed Application Field Plans

The LT1009IPWE4 is widely used in various electronic systems and applications where a stable and accurate voltage reference is required. Some common application fields include:

1. Precision analog circuits
2. Data acquisition systems
3. Industrial control systems
4. Power management circuits
5. Test and measurement equipment
6. Communication systems

Detailed and Complete Alternative Models

1. LM4040: A series of precision voltage references with different output voltage options.
2. REF5025: High-precision, low-noise voltage reference IC.
3. MAX619: Ultra-low power, high-accuracy voltage reference.
4. LT6657: Precision voltage reference with ultra-low drift and noise.

These alternative models offer similar functionality and can be considered as alternatives to the LT1009IPWE4 depending on specific requirements and design constraints.

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