MAX6789TB+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: TQFN-16
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 300mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6789TB+T has a total of 16 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. PG: Power Good Indicator
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. NC: No Connection

Functional Features

• High Efficiency: The MAX6789TB+T offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: It has a low quiescent current, reducing power consumption in standby mode.
• Power Good Indicator: The PG pin provides an indication of the output voltage status.
• Enable Pin: The EN pin allows for easy control of the device's operation.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Low power consumption in standby mode
• Compact package size
• Easy control with enable pin

Disadvantages

• Limited maximum output current (500mA)
• Dropout voltage of 120mV at 300mA may not be suitable for all applications

Working Principles

The MAX6789TB+T is a voltage regulator IC that takes an input voltage within the range of 2.7V to 5.5V and provides a regulated output voltage between 0.6V and 3.3V. It achieves this by using internal circuitry to maintain a stable output voltage, even when the input voltage fluctuates.

The device operates by comparing the feedback voltage (FB) with a reference voltage. If the output voltage drops below the desired level, the internal circuitry adjusts the output to bring it back to the set value. The EN pin allows the user to enable or disable the device as needed.

Detailed Application Field Plans

The MAX6789TB+T is commonly used in various applications where a stable and efficient power supply is required. Some potential application fields include:

1. Portable Electronic Devices: Smartphones, tablets, and portable media players can benefit from the low power consumption and high efficiency of the MAX6789TB+T.
2. IoT Devices: Internet of Things (IoT) devices often operate on low power and require a compact voltage regulator like the MAX6789TB+T.
3. Wearable Technology: Fitness trackers, smartwatches, and other wearable devices can utilize the small form factor and low power features of this IC.
4. Battery-Powered Systems: The low dropout voltage and quiescent current make it suitable for battery-powered systems, extending battery life.

Detailed and Complete Alternative Models

1. MAX6788TB+T: Similar specifications and features, but with a different pin configuration.
2. MAX6790TB+T: Higher maximum output current (1A) and wider input voltage range (2.5V to 6.5V).
3. MAX6787TB+T: Lower quiescent current (10µA) and smaller package size (SOT23-6).

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

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