MAX14758EUE+T

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: 16-TSSOP (Thin Shrink Small Outline Package)
• Essence: Power Management IC for Portable Devices
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Number of Outputs: 4
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX14758EUE+T has a 16-pin TSSOP package with the following pin configuration:

1. EN1: Enable Input for Output 1
2. SW1: Switch Node for Output 1
3. GND: Ground
4. LX1: Inductor Connection for Output 1
5. FB1: Feedback Input for Output 1
6. VCC: Power Supply Input
7. LX2: Inductor Connection for Output 2
8. FB2: Feedback Input for Output 2
9. SW2: Switch Node for Output 2
10. EN2: Enable Input for Output 2
11. LX3: Inductor Connection for Output 3
12. FB3: Feedback Input for Output 3
13. SW3: Switch Node for Output 3
14. EN3: Enable Input for Output 3
15. LX4: Inductor Connection for Output 4
16. FB4: Feedback Input for Output 4

Functional Features

• Integrated power switches and control circuitry
• High efficiency power conversion
• Low quiescent current for improved battery life
• Overcurrent protection and thermal shutdown
• Adjustable output voltage through external resistors
• Soft-start feature to reduce inrush current

Advantages and Disadvantages

Advantages

• Compact size and high integration
• Wide input voltage range
• Multiple outputs for versatile applications
• Efficient power management for portable devices
• Protection features enhance reliability

Disadvantages

• Limited number of outputs (4)
• Requires external resistors for output voltage adjustment
• Not suitable for high-power applications

Working Principles

The MAX14758EUE+T is a power management IC designed for portable devices. It integrates power switches, control circuitry, and protection features to efficiently manage power consumption. The device operates by converting the input voltage to multiple regulated output voltages using internal switching regulators.

The integrated power switches enable efficient power conversion with minimal power loss. The control circuitry ensures stable and accurate output voltages. The device also incorporates overcurrent protection and thermal shutdown mechanisms to safeguard against potential damage.

By adjusting the feedback resistors connected to the FB pins, the output voltage can be set within the specified range. The soft-start feature gradually ramps up the output voltage to prevent excessive inrush current during startup.

Detailed Application Field Plans

The MAX14758EUE+T is widely used in various portable electronic devices, including:

1. Smartphones and tablets
2. Portable media players
3. Wearable devices
4. Handheld gaming consoles
5. Digital cameras

Due to its compact size, high efficiency, and low power consumption, the MAX14758EUE+T is an ideal choice for power management in these applications. Its multiple outputs allow for powering different components at various voltage levels, providing flexibility in design.

Detailed and Complete Alternative Models

1. MAX14750E: Similar power management IC with 2 outputs instead of 4.
2. MAX14752E: Power management IC with 3 outputs and additional features like I2C interface.
3. MAX14760E: Power management IC with 6 outputs for more complex applications.

These alternative models offer different output configurations and additional features, catering to specific application requirements.

In conclusion, the MAX14758EUE+T is a highly efficient power management IC designed for portable devices. Its compact size, multiple outputs, and protection features make it suitable for a wide range of applications. However, designers should consider alternative models if they require different output configurations or additional functionalities.