MAX1739EEP+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Maximum Output Current: 500mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1739EEP+T has a total of 20 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage
6. PGND: Power Ground
7. SW: Switching Node
8. BST: Boost Capacitor Connection
9. SS: Soft-Start Capacitor Connection
10. COMP: Compensation Pin
11. AGND: Analog Ground
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. NC: No Connection
17. NC: No Connection
18. NC: No Connection
19. NC: No Connection
20. NC: No Connection

Functional Features

• High Efficiency: The MAX1739EEP+T offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: With a quiescent current of only 30µA, the IC ensures low power consumption during operation.
• Enable Pin: The EN pin allows for easy control of the device's power state.
• Feedback Pin: The FB pin provides feedback to regulate the output voltage accurately.
• Soft-Start Capacitor Connection: The SS pin enables a controlled startup, preventing excessive inrush current.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings. - Low power consumption prolongs battery life. - Compact 20-pin TSSOP package allows for space-saving designs. - Wide input and output voltage ranges provide flexibility in various applications.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Operating temperature range may restrict usage in extreme environments.

Working Principles

The MAX1739EEP+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 1.2V and 3.6V. It achieves this by utilizing a switching regulator topology, which efficiently steps down the input voltage to the desired output level. The feedback mechanism ensures accurate regulation, maintaining a stable output voltage despite variations in input voltage or load conditions.

Detailed Application Field Plans

The MAX1739EEP+T finds applications in various fields, including but not limited to:

1. Portable Electronics: Power management for smartphones, tablets, and portable media players.
2. IoT Devices: Voltage regulation for connected devices such as smart home sensors and wearables.
3. Industrial Equipment: Power supply for low-power industrial automation systems and control modules.
4. Battery-Powered Systems: Efficient power conversion for battery-operated devices like wireless headphones and handheld gaming consoles.

Detailed and Complete Alternative Models

1. MAX1738EEP+T: Similar to MAX1739EEP+T with a lower maximum output current of 300mA.
2. MAX1740EEP+T: Similar to MAX1739EEP+T with a higher maximum output current of 800mA.
3. MAX1737EEP+T: Similar to MAX1739EEP+T with a lower input voltage range of 2.5V to 5.5V.

These alternative models offer similar functionality but with varying specifications to cater to different application requirements.

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