MAX6864UK29D3L+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Ultra-Low Quiescent Current
• Package: SOT-23-5
• Essence: High-performance voltage regulator with low power consumption
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 2.9V
• Output Current: 250mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6864UK29D3L+T is a 5-pin SOT-23 package with the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. BYP (Bypass Capacitor)
4. OUT (Output Voltage)
5. EN (Enable)

Functional Features

• Low dropout voltage ensures stable output even when input voltage is close to the output voltage.
• Ultra-low quiescent current minimizes power consumption, making it suitable for battery-powered applications.
• Built-in thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit and reverse polarity protection ensure device safety.

Advantages and Disadvantages

Advantages: - Low dropout voltage allows for efficient regulation. - Ultra-low quiescent current extends battery life. - Small form factor and easy integration into compact designs. - Thermal shutdown and protection features enhance reliability.

Disadvantages: - Limited output current may not be suitable for high-power applications. - SOT-23 package may require additional care during soldering.

Working Principles

The MAX6864UK29D3L+T is a voltage regulator that maintains a stable output voltage of 2.9V, regardless of variations in the input voltage. It achieves this by utilizing a feedback mechanism that adjusts the internal circuitry to compensate for changes in load and input conditions. The low dropout voltage ensures that the device can regulate the output voltage even when the input voltage is only slightly higher than the desired output voltage.

Detailed Application Field Plans

The MAX6864UK29D3L+T is commonly used in various battery-powered applications where efficient voltage regulation is required. Some specific application fields include:

1. Portable Electronics: Smartphones, tablets, portable media players, and other handheld devices benefit from the low power consumption and small form factor of the MAX6864UK29D3L+T.
2. IoT Devices: Internet of Things (IoT) devices often operate on low power and require stable voltage regulation. The MAX6864UK29D3L+T is suitable for IoT sensors, wearables, and other connected devices.
3. Medical Devices: Battery-powered medical devices such as glucose meters, blood pressure monitors, and wearable health trackers can benefit from the low quiescent current and compact size of the MAX6864UK29D3L+T.

Detailed and Complete Alternative Models

1. MAX6865UK29D3L+T: Similar to the MAX6864UK29D3L+T, but with an output voltage of 2.9V and a higher output current of 500mA.
2. MAX6866UK30D3L+T: Offers an output voltage of 3.0V and an output current of 250mA, suitable for applications requiring a slightly higher voltage.
3. MAX6867UK28D3L+T: Provides an output voltage of 2.8V and an output current of 250mA, suitable for applications requiring a lower voltage.

These alternative models offer similar features and characteristics to the MAX6864UK29D3L+T, allowing designers to choose the most appropriate voltage regulator for their specific requirements.

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