MAX1692EUB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low-Voltage, Step-Up DC-DC Converter
• Package: µMAX® (8-Pin)
• Essence: Efficient power conversion for low-voltage applications
• Packaging/Quantity: Tube packaging, 250 units per tube

Specifications

• Input Voltage Range: 0.8V to 5.5V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1MHz
• Maximum Output Current: 100mA
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1692EUB has the following pin configuration:

1. GND: Ground connection
2. LX: Switching node for the internal step-up converter
3. FB: Feedback input for output voltage regulation
4. EN: Enable pin to control the device's operation
5. VOUT: Output voltage connection
6. VIN: Input voltage connection
7. SW: Switching node for external inductor
8. PGND: Power ground connection

Functional Features

• Low-voltage operation allows efficient power conversion from a wide range of input voltages.
• High switching frequency enables the use of small external components, reducing overall system size.
• Internal step-up converter provides a regulated output voltage up to 28V.
• Enable pin allows for easy control of the device's operation.
• Excellent efficiency ensures minimal power loss during conversion.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile application scenarios. - Small package size (µMAX®) enables space-saving designs. - High efficiency results in reduced power consumption. - Easy control through the enable pin simplifies system integration.

Disadvantages: - Limited maximum output current (100mA) may not be suitable for high-power applications. - Operating temperature range (-40°C to +85°C) may restrict usage in extreme environments.

Working Principles

The MAX1692EUB is a low-voltage, step-up DC-DC converter. It utilizes an internal step-up converter to efficiently convert input voltages ranging from 0.8V to 5.5V into a regulated output voltage up to 28V. The device operates at a high switching frequency of 1MHz, allowing for the use of small external components such as inductors and capacitors. By controlling the enable pin, the user can easily turn the device on or off, providing flexibility in system operation.

Detailed Application Field Plans

The MAX1692EUB finds applications in various fields, including but not limited to:

1. Battery-powered devices: Provides efficient power conversion for low-voltage batteries, extending their usable voltage range.
2. Portable electronics: Enables the generation of higher voltages required by certain components, such as LCD displays or backlighting systems.
3. IoT devices: Facilitates power management in low-power wireless communication modules, ensuring optimal energy utilization.
4. Automotive electronics: Supports voltage boosting for automotive sensors, actuators, and other low-voltage components.

Detailed and Complete Alternative Models

1. MAX1692ESA: Similar specifications and features, but comes in a different package (8-pin SOIC).
2. MAX1692EUA+: Higher maximum output current (150mA), suitable for applications requiring more power.
3. MAX1692EUB+T: Tape and reel packaging option, ideal for automated assembly processes.

(Note: This list is not exhaustive and there may be other alternative models available.)

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