MAX756ESA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High-efficiency, low-power, step-up DC-DC converter
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Provides a regulated output voltage from an unregulated input voltage source
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 3.3V to 5V
• Maximum Output Current: 100mA
• Efficiency: Up to 90%
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX756ESA+T has the following pin configuration:

1. GND (Ground)
2. LX (Switch Node)
3. FB (Feedback)
4. SHDN (Shutdown)
5. VOUT (Output Voltage)
6. SW (Switch)
7. VIN (Input Voltage)
8. NC (No Connection)

Functional Features

• High efficiency conversion of input voltage to regulated output voltage
• Low-power consumption in shutdown mode
• Overcurrent and thermal protection
• Soft-start feature for controlled startup
• Adjustable output voltage through external resistors

Advantages

• Compact package size allows for space-saving designs
• Wide input voltage range enables versatile applications
• High efficiency results in reduced power dissipation
• Shutdown mode helps conserve battery life
• Overcurrent and thermal protection enhance reliability

Disadvantages

• Limited maximum output current may restrict certain applications
• Non-adjustable switching frequency may not suit all requirements
• Lack of built-in voltage regulation limits flexibility

Working Principles

The MAX756ESA+T is a step-up DC-DC converter that utilizes a switching regulator to efficiently convert an unregulated input voltage into a regulated output voltage. It employs a pulse-width modulation (PWM) control scheme to regulate the output voltage. The internal switch, controlled by the SW pin, alternates between connecting the input voltage source and an inductor to store energy during the on-time and release it to the output during the off-time. The feedback voltage at the FB pin is compared to a reference voltage, and the duty cycle of the internal switch is adjusted accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The MAX756ESA+T finds applications in various fields, including:

1. Battery-powered devices: Provides regulated voltage for portable electronics such as smartphones, tablets, and wearables.
2. Industrial automation: Used in control systems, sensors, and actuators that require a stable power supply.
3. Automotive electronics: Suitable for powering infotainment systems, navigation devices, and lighting modules.
4. IoT (Internet of Things): Enables efficient power management in connected devices, smart home systems, and wireless sensors.
5. Medical devices: Used in portable medical equipment, patient monitoring systems, and diagnostic devices.

Alternative Models

1. MAX756CSA+T: Similar specifications but available in a different package (8-pin SOIC)
2. MAX756EPA+T: Higher maximum output current (150mA) with the same pin configuration
3. MAX756MJA: Ceramic DIP package variant suitable for harsh environments

Note: Please refer to the manufacturer's datasheet for complete details and availability of alternative models.

Word count: 439 words