MAX6869UK18D5S+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, small package size
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage in electronic circuits with high precision and low dropout voltage. It comes in a small SOT-23-5 package, making it suitable for space-constrained applications.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 1.8V
• Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Line Regulation: ±0.05% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 50µA typical
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6869UK18D5S+T has the following pin configuration:

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• Pin 1: GND (Ground)
• Pin 2: VOUT (Output Voltage)
• Pin 3: NC (No Connection)
• Pin 4: VIN (Input Voltage)
• Pin 5: BYP (Bypass Capacitor)

Functional Features

• High precision voltage regulation
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Short-circuit protection

Advantages and Disadvantages

Advantages: - High precision voltage regulation ensures stable output voltage. - Low dropout voltage allows for efficient power conversion. - Small package size enables use in space-constrained applications. - Thermal shutdown and short-circuit protection enhance reliability.

Disadvantages: - Limited output current of 150mA may not be suitable for high-power applications. - No adjustable output voltage option available.

Working Principles

The MAX6869UK18D5S+T is a voltage regulator IC that maintains a stable output voltage of 1.8V, regardless of input voltage fluctuations. It achieves this by using an internal reference voltage and feedback mechanism to adjust the output voltage accordingly. The low dropout voltage ensures efficient power conversion even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The MAX6869UK18D5S+T can be used in various electronic devices and systems, including but not limited to:

1. Battery-powered portable devices: Provides stable voltage supply for microcontrollers, sensors, and other low-power components.
2. IoT (Internet of Things) devices: Ensures reliable power delivery to wireless modules, sensors, and communication interfaces.
3. Wearable devices: Regulates voltage for display screens, processors, and other components in smartwatches, fitness trackers, etc.
4. Automotive electronics: Suitable for powering control units, sensors, and infotainment systems in vehicles.
5. Industrial automation: Used in PLCs (Programmable Logic Controllers), motor control systems, and other industrial equipment.

Detailed and Complete Alternative Models

1. MAX6869UK18D3S+T: Similar to MAX6869UK18D5S+T, but with an output voltage of 1.8V.
2. MAX6869UK18D1S+T: Similar to MAX6869UK18D5S+T, but with an output voltage of 1.8V and a different package (SOT-23-3).
3. MAX6869UK18D0S+T: Similar to MAX6869UK18D5S+T, but with an output voltage of 1.8V and a different package (SOT-23-6).

These alternative models provide options for different output voltages and package sizes, allowing flexibility in design and application.

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