MAX680ESA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Adjustable Output, Low Quiescent Current
• Package: SOIC-8
• Essence: Regulates input voltage to a desired output voltage level
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 11V
• Output Voltage Range: 1.25V to 10V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 50µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.04%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX680ESA+T has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | GND | Ground | | 2 | IN | Input | | 3 | ADJ | Adjust | | 4 | OUT | Output | | 5 | NC | No Connect | | 6 | NC | No Connect | | 7 | NC | No Connect | | 8 | VCC | Power Supply |

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Adjustable output voltage allows for flexibility in various applications.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Excellent line and load regulation characteristics ensure stable output voltage under varying conditions.

Advantages and Disadvantages

Advantages: - Wide input voltage range enables compatibility with various power sources. - Adjustable output voltage provides versatility for different circuit requirements. - Low dropout voltage ensures efficient power conversion. - Low quiescent current prolongs battery life in portable applications.

Disadvantages: - Limited output current capability may restrict usage in high-power applications. - SOIC-8 package may require additional thermal considerations for dissipating heat.

Working Principles

The MAX680ESA+T is a voltage regulator IC that utilizes a series pass transistor to regulate the input voltage to a desired output voltage level. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly. The adjustable output voltage is achieved by using an external resistor divider network connected to the ADJ pin.

Detailed Application Field Plans

The MAX680ESA+T finds applications in various fields, including but not limited to: 1. Battery-powered devices: Provides stable voltage supply for portable electronics. 2. Automotive electronics: Regulates voltage for automotive sensors and control systems. 3. Industrial automation: Ensures reliable power supply for industrial control circuits. 4. Telecommunications: Maintains constant voltage levels in communication equipment. 5. Consumer electronics: Powers audio/video devices, gaming consoles, and other consumer products.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, TO-220 package, 800mA output current.
2. LT1763-ADJ: Adjustable LDO Regulator, SOT-23 package, 500mA output current.
3. TPS7A4700-ADJ: Adjustable Ultra-Low Dropout Regulator, VQFN-16 package, 1A output current.
4. MCP1700-3302E/TO: Fixed Voltage Regulator, TO-92 package, 250mA output current.
5. LP2985-33DBVR: Fixed LDO Regulator, SOT-23 package, 150mA output current.

These alternative models offer similar voltage regulation capabilities with varying output currents and package options.

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