MAX17242ETPA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low-power, high-efficiency, compact size
• Package: TQFN-20
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.4V to 5.5V
• Maximum Output Current: 300mA
• Quiescent Current: 1.5µA (typical)
• Efficiency: Up to 96%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX17242ETPA+T has a total of 20 pins. The pin configuration is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. SW: Switching node pin
7. AGND: Analog ground pin
8. PGND: Power ground pin
9. SS: Soft-start capacitor pin
10. BST: Boost capacitor pin
11. LX: Inductor connection pin
12. NC: No connect pin
13. NC: No connect pin
14. NC: No connect pin
15. NC: No connect pin
16. NC: No connect pin
17. NC: No connect pin
18. NC: No connect pin
19. NC: No connect pin
20. NC: No connect pin

Functional Features

• High efficiency voltage regulation
• Low quiescent current for power-saving applications
• Wide input voltage range for versatility
• Compact package size for space-constrained designs
• Soft-start feature for smooth power-up

Advantages and Disadvantages

Advantages: - High efficiency results in longer battery life - Low quiescent current minimizes power consumption - Wide input voltage range allows for flexible power sources - Compact size enables integration into small form factor devices - Soft-start feature prevents excessive inrush current

Disadvantages: - Limited maximum output current of 300mA - Operating temperature range may not be suitable for extreme environments

Working Principles

The MAX17242ETPA+T is a voltage regulator IC that efficiently converts an input voltage within the range of 2.5V to 5.5V to a regulated output voltage between 0.4V and 5.5V. It achieves high efficiency by utilizing a synchronous buck converter architecture.

The IC operates by controlling the duty cycle of the internal power switch to regulate the output voltage. It incorporates various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation.

Detailed Application Field Plans

The MAX17242ETPA+T finds applications in various fields, including but not limited to:

1. Portable electronic devices: Power management for smartphones, tablets, and wearables.
2. IoT devices: Efficient power supply for connected devices and sensors.
3. Battery-powered systems: Voltage regulation for battery-operated equipment.
4. Industrial automation: Power management for control systems and sensors.
5. Automotive electronics: Voltage regulation for automotive modules and accessories.

Detailed and Complete Alternative Models

1. MAX17243ETPA+T: Similar specifications with higher maximum output current of 500mA.
2. MAX17244ETPA+T: Similar specifications with wider input voltage range of 2.7V to 5.5V.
3. MAX17245ETPA+T: Similar specifications with lower quiescent current of 1µA.

(Note: The above alternative models are from the same MAX17242 series and have similar pin configurations.)

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