NCP432BISNT1G - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low Dropout Voltage - High Accuracy - Low Temperature Coefficient - Low Quiescent Current - Wide Operating Range

Package: SOT-23

Essence: The NCP432BISNT1G is a voltage reference IC that provides a stable and accurate voltage output for various applications.

Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

The NCP432BISNT1G has the following specifications:

• Output Voltage: 1.24V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50 ppm/°C
• Dropout Voltage: 0.2V (typical)
• Quiescent Current: 60 µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCP432BISNT1G has three pins:

1. Vout: Output Voltage Pin
2. Vin: Input Voltage Pin
3. GND: Ground Pin

Functional Features

• Voltage Reference: The NCP432BISNT1G provides a stable and accurate voltage reference of 1.24V.
• Low Dropout Voltage: With a low dropout voltage of 0.2V, it can operate efficiently even with small input-output voltage differentials.
• High Accuracy: The initial accuracy of ±0.5% ensures precise voltage regulation.
• Low Temperature Coefficient: The temperature coefficient of 50 ppm/°C minimizes voltage variations with temperature changes.
• Low Quiescent Current: The low quiescent current of 60 µA reduces power consumption.
• Wide Operating Range: It can operate within a wide temperature range of -40°C to +125°C.

Advantages and Disadvantages

Advantages: - Accurate and stable voltage reference - Low dropout voltage for efficient operation - High accuracy and low temperature coefficient - Low quiescent current for reduced power consumption - Wide operating temperature range

Disadvantages: - Limited output voltage options (fixed at 1.24V) - SOT-23 package may not be suitable for all applications

Working Principles

The NCP432BISNT1G is based on bandgap voltage reference technology. It utilizes a combination of bipolar and CMOS transistors to generate a stable reference voltage. The internal circuitry compensates for temperature variations, ensuring accurate voltage output over a wide temperature range.

Detailed Application Field Plans

The NCP432BISNT1G is commonly used in various electronic devices and systems that require precise voltage regulation. Some application fields include:

1. Power Management Systems
2. Battery Charging Circuits
3. Voltage Regulators
4. Analog-to-Digital Converters (ADCs)
5. Sensor Interface Circuits

Detailed and Complete Alternative Models

1. LM4040CIM3-1.2/NOPB: Voltage Reference IC with 1.2V output, SOT-23 package.
2. LT1004CZ-1.2#PBF: Precision Voltage Reference IC with 1.2V output, TO-92 package.
3. MAX6190AESA+: Low-Power Voltage Reference IC with 1.25V output, SOIC package.
4. REF5025AIDGKT: High-Accuracy Voltage Reference IC with 2.5V output, VSSOP package.
5. TS431IZT: Programmable Shunt Voltage Reference IC, SOT-223 package.

These alternative models offer different output voltages, packages, and additional features to suit various application requirements.

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