MAX1765EUE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High-efficiency, Low-dropout (LDO) regulator
• Package: 16-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Provides regulated output voltage with low power dissipation
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 500mA load
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1765EUE has a 16-pin TSSOP package with the following pin configuration:

1. GND: Ground
2. IN: Input Voltage
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage
6. NC: No Connection
7. NC: No Connection
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. VIN: Input Voltage

Functional Features

• High efficiency with low dropout voltage
• Low quiescent current for power-saving applications
• Thermal shutdown protection
• Short-circuit and overcurrent protection
• Fast transient response

Advantages and Disadvantages

Advantages

• High efficiency ensures minimal power dissipation
• Wide input voltage range allows for versatile applications
• Low quiescent current enables power-saving operation
• Robust protection features enhance reliability
• Fast transient response for stable output voltage

Disadvantages

• Limited maximum output current (500mA)
• Dropout voltage may be higher compared to other regulators
• Requires external components for proper operation

Working Principles

The MAX1765EUE is a low-dropout voltage regulator that maintains a stable output voltage despite variations in the input voltage. It achieves this by using a pass transistor and feedback mechanism. The input voltage is regulated to provide a constant output voltage, ensuring reliable operation of connected devices.

Detailed Application Field Plans

The MAX1765EUE is commonly used in various applications, including:

1. Battery-powered devices: Provides regulated voltage for portable electronics, such as smartphones, tablets, and wearables.
2. Industrial equipment: Ensures stable power supply for control systems, sensors, and communication modules.
3. Automotive electronics: Regulates voltage for automotive infotainment systems, lighting, and engine control units.
4. IoT devices: Enables efficient power management in Internet of Things devices, such as smart home appliances and environmental sensors.

Detailed and Complete Alternative Models

1. LM1117: Low dropout linear regulator with adjustable output voltage.
2. LT1763: Ultra-low dropout linear regulator with high output current capability.
3. TPS7A47: High-voltage, low-noise LDO regulator suitable for industrial applications.
4. ADP3339: Low dropout, low quiescent current regulator with wide input voltage range.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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