MAX6347XR43-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• Package: SOT23-3
• Essence: Provides a stable and accurate voltage reference for various applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 4.3V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Quiescent Current: 45µA
• Dropout Voltage: 200mV at 10mA load current
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6347XR43-T has three pins arranged as follows:

```

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| | --| V+ |-- --| GND |-- |____| ```

1. V+: Positive supply voltage input
2. GND: Ground connection
3. NC: No connect pin

Functional Features

• High accuracy and stability over temperature and time
• Low dropout voltage allows operation with low input-output differentials
• Low quiescent current minimizes power consumption
• Excellent line and load regulation ensures consistent performance
• Short-circuit protection prevents damage to the device

Advantages and Disadvantages

Advantages

• High precision voltage reference
• Low power consumption
• Small package size
• Wide operating temperature range

Disadvantages

• Limited output voltage options
• Non-adjustable output voltage

Working Principles

The MAX6347XR43-T is based on bandgap voltage reference technology. It utilizes a combination of bipolar and CMOS circuitry to generate a stable and accurate reference voltage. The internal circuitry compensates for temperature variations, ensuring consistent performance over a wide temperature range.

Detailed Application Field Plans

The MAX6347XR43-T is suitable for various applications that require a precise and stable voltage reference. Some potential application fields include:

1. Battery-powered devices: Provides a stable voltage reference for battery monitoring circuits.
2. Data acquisition systems: Ensures accurate analog-to-digital conversions.
3. Industrial control systems: Used as a reference voltage for sensor interfaces.
4. Portable medical devices: Provides a stable voltage reference for critical measurements.
5. Automotive electronics: Used in engine control units and other automotive systems.

Detailed and Complete Alternative Models

• MAX6348XR44-T: 4.4V output voltage
• MAX6349XR45-T: 4.5V output voltage
• MAX6350XR46-T: 4.6V output voltage
• MAX6351XR47-T: 4.7V output voltage
• MAX6352XR48-T: 4.8V output voltage

These alternative models offer different output voltage options while maintaining similar characteristics and package options.

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