MAX1589AETT100+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power, Step-up DC-DC Converter
• Package: 6-Pin Thin SOT23
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: Adjustable from 2.5V to 5.5V
• Maximum Output Current: 100mA
• Efficiency: Up to 96%
• Switching Frequency: 1.2MHz
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1589AETT100+T has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin for turning the device on/off
5. SW: Switching node pin
6. VOUT: Output voltage pin

Functional Features

• High efficiency conversion of input voltage to output voltage
• Low-power consumption in shutdown mode
• Adjustable output voltage for flexibility
• Overcurrent and thermal protection
• Small package size for space-constrained applications

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Wide input voltage range allows for versatile applications - Small package size enables compact designs - Overcurrent and thermal protection ensure device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Fixed switching frequency may not be adjustable for specific requirements

Working Principles

The MAX1589AETT100+T is a step-up DC-DC converter that efficiently converts a low input voltage to a higher output voltage. It utilizes a high-frequency switching regulator to achieve high efficiency and minimize power loss. The device operates by controlling the duty cycle of the internal switch, which regulates the output voltage based on the feedback received from the FB pin. The EN pin allows for easy on/off control of the device.

Detailed Application Field Plans

The MAX1589AETT100+T is commonly used in various battery-powered applications, such as portable devices, wireless communication systems, and handheld instruments. It is particularly suitable for applications where a low input voltage needs to be boosted to a higher voltage level with high efficiency. Some specific application field plans include:

1. Portable Medical Devices: Powering medical devices like glucose meters, blood pressure monitors, and pulse oximeters.
2. IoT Sensors: Providing power to wireless sensors used in Internet of Things (IoT) applications, such as environmental monitoring and asset tracking.
3. Wearable Electronics: Powering wearable devices like smartwatches, fitness trackers, and hearables.
4. Handheld Test Equipment: Powering handheld instruments like multimeters, oscilloscopes, and signal generators.

Detailed and Complete Alternative Models

1. MAX1589ETT33+: Similar to MAX1589AETT100+T, but with a fixed output voltage of 3.3V.
2. MAX1589ETT50+: Similar to MAX1589AETT100+T, but with a fixed output voltage of 5.0V.
3. MAX1589ETT25+: Similar to MAX1589AETT100+T, but with a fixed output voltage of 2.5V.
4. MAX1589ETT18+: Similar to MAX1589AETT100+T, but with a fixed output voltage of 1.8V.

These alternative models provide different fixed output voltages to cater to specific application requirements.

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