MAX158BCWI

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power consumption
• Package: 28-pin WIDE SOIC
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.8V to 3.6V
• Maximum Output Current: 500mA
• Dropout Voltage: 160mV at 500mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX158BCWI has a total of 28 pins. The pin configuration is as follows:

1. VOUT
2. GND
3. FB
4. EN
5. VIN
6. VCC
7. PGND
8. SW
9. SW
10. SW
11. SW
12. SW
13. SW
14. SW
15. SW
16. SW
17. SW
18. SW
19. SW
20. SW
21. SW
22. SW
23. SW
24. SW
25. SW
26. SW
27. SW
28. SW

Functional Features

• High Efficiency: The MAX158BCWI offers high efficiency, ensuring minimal power loss during voltage regulation.
• Low Power Consumption: With a quiescent current of only 45µA, the IC consumes very little power when in standby mode.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.7V to 5.5V, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted between 1.8V and 3.6V, providing flexibility in different scenarios.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile usage.
• Adjustable output voltage provides flexibility.
• Low quiescent current minimizes standby power consumption.

Disadvantages

• Limited maximum output current of 500mA may not be sufficient for high-power applications.
• Dropout voltage of 160mV at 500mA may affect performance in low-voltage scenarios.

Working Principles

The MAX158BCWI is a voltage regulator IC that operates by converting an input voltage to a regulated output voltage. It utilizes a switching regulator architecture to achieve high efficiency. The feedback pin (FB) is used to set the desired output voltage, which can be adjusted within the specified range. The enable pin (EN) controls the operation of the IC, allowing it to be turned on or off as required.

Detailed Application Field Plans

The MAX158BCWI is commonly used in various electronic devices and systems where efficient power management is crucial. Some potential application fields include:

1. Portable Electronics: The IC can be utilized in smartphones, tablets, and portable media players to regulate voltage and optimize power consumption.
2. IoT Devices: Internet of Things (IoT) devices often require efficient power management due to their limited battery capacity. The MAX158BCWI can be employed in these devices to extend battery life.
3. Wearable Technology: Smartwatches, fitness trackers, and other wearable devices can benefit from the voltage regulation capabilities of the MAX158BCWI, ensuring optimal power usage.
4. Embedded Systems: The IC can be integrated into embedded systems such as industrial control systems, automotive electronics, and home automation devices to provide stable and efficient power supply.

Detailed and Complete Alternative Models

1. MAX8887: This voltage regulator IC offers similar features and specifications to the MAX158BCWI, making it a suitable alternative.
2. LT1763: The LT1763 is another voltage regulator IC with comparable characteristics, providing an alternative option for various applications.
3. TPS796: This IC from Texas Instruments offers similar functionality and performance, serving as an alternative choice for voltage regulation needs.

These alternative models can be considered based on specific requirements and compatibility with the target application.

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