MAX6349SPUT+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low Dropout, Precision, Low Quiescent Current
• Package: SOT-23-6
• Essence: Provides a stable voltage reference for various applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: ±50ppm/°C
• Quiescent Current: 45µA
• Dropout Voltage: 200mV
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6349SPUT+T has the following pin configuration:

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1. GND: Ground
2. VOUT: Output Voltage
3. NC: No Connection
4. NC: No Connection
5. SHDN: Shutdown Control
6. VIN: Input Voltage

Functional Features

• Low dropout voltage allows operation with low input-output differentials.
• High precision ensures accurate voltage reference.
• Low quiescent current minimizes power consumption.
• Shutdown control enables power-saving mode when not in use.

Advantages and Disadvantages

Advantages: - Stable output voltage even under varying load conditions. - Wide operating temperature range suitable for various environments. - Small package size allows for space-constrained applications.

Disadvantages: - Limited output voltage options. - Higher initial cost compared to non-integrated voltage references.

Working Principles

The MAX6349SPUT+T is a precision voltage reference IC that generates a stable output voltage of 2.5V. It operates by comparing an internal reference voltage with the applied input voltage. The internal circuitry ensures a low dropout voltage, allowing the IC to maintain a stable output even when the input voltage is close to the desired output voltage.

The device incorporates a shutdown control pin (SHDN) that can be used to disable the output and reduce power consumption when not required. This feature is particularly useful in battery-powered applications where energy efficiency is crucial.

Detailed Application Field Plans

The MAX6349SPUT+T finds applications in various fields, including:

1. Portable Electronics: Provides a stable voltage reference for microcontrollers, sensors, and other components in portable devices.
2. Industrial Control Systems: Ensures accurate voltage references for analog-to-digital converters, digital-to-analog converters, and other precision measurement equipment.
3. Automotive Electronics: Used in automotive systems such as engine control units, infotainment systems, and lighting controls to maintain stable voltage references.
4. Medical Devices: Provides precise voltage references for medical instruments, patient monitoring systems, and implantable devices.
5. Communication Systems: Used in wireless communication devices, base stations, and network equipment to ensure reliable voltage references.

Detailed and Complete Alternative Models

1. LM4040CIM3-2.5/NOPB: 2.5V Precision Voltage Reference, SOT-23 package.
2. LT1461AIS8-2.5#PBF: 2.5V Micropower Precision Voltage Reference, SOIC-8 package.
3. REF5025AIDGKT: 2.5V Low Dropout Voltage Reference, VSSOP-8 package.
4. ADR4525BRZ: 2.5V High Precision Voltage Reference, TO-92 package.
5. MCP1501T-29E/CHY: 2.5V Low Quiescent Current Voltage Reference, SOT-23 package.

These alternative models offer similar functionality and characteristics to the MAX6349SPUT+T, providing options for different package types and additional features.

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