MAX8664BEEP+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power, Step-down DC-DC Converter
• Package: 16-pin TQFN (Thin Quad Flat No-Lead) 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: 0.6V to VIN
• Maximum Output Current: 1A
• Efficiency: Up to 95%
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8664BEEP+T has a total of 16 pins. The pin configuration is as follows:

1. EN (Enable)
2. FB (Feedback)
3. GND (Ground)
4. SW (Switch)
5. SW (Switch)
6. PG (Power Good)
7. VOUT (Output Voltage)
8. VOUT (Output Voltage)
9. VOUT (Output Voltage)
10. VOUT (Output Voltage)
11. VOUT (Output Voltage)
12. VOUT (Output Voltage)
13. VOUT (Output Voltage)
14. VOUT (Output Voltage)
15. VIN (Input Voltage)
16. VIN (Input Voltage)

Functional Features

• High efficiency conversion of input voltage to output voltage.
• Low power consumption in standby mode.
• Overcurrent protection.
• Thermal shutdown protection.
• Soft-start feature for smooth power-up.

Advantages and Disadvantages

Advantages

• High efficiency results in less power dissipation and longer battery life.
• Wide input voltage range allows for versatile applications.
• Small package size enables space-saving designs.
• Overcurrent and thermal protection ensure safe operation.

Disadvantages

• Limited maximum output current of 1A may not be suitable for high-power applications.
• Operating temperature range of -40°C to +85°C may restrict usage in extreme environments.

Working Principles

The MAX8664BEEP+T is a step-down DC-DC converter that regulates the input voltage to a lower, stable output voltage. It utilizes a high-frequency switching technique to efficiently convert the power. The EN pin controls the enable/disable state of the converter, while the FB pin provides feedback to regulate the output voltage. The SW pin is connected to an external inductor and capacitor to form a low-pass filter, which smooths the output voltage. The PG pin indicates the status of the output voltage, signaling when it reaches the desired level.

Detailed Application Field Plans

The MAX8664BEEP+T is commonly used in various battery-powered devices, such as:

1. Portable electronic devices (e.g., smartphones, tablets)
2. Wearable devices (e.g., smartwatches, fitness trackers)
3. IoT (Internet of Things) devices
4. Wireless communication modules
5. Industrial equipment

Its high efficiency and low power consumption make it ideal for applications where maximizing battery life is crucial.

Detailed and Complete Alternative Models

1. MAX8664CEEP+T: Similar specifications, but with a different package (16-pin QSOP).
2. MAX8664DEEP+T: Higher maximum output current of 2A, suitable for higher power applications.
3. MAX8664EEEP+T: Lower input voltage range of 2.5V to 5.5V, suitable for specific applications.

These alternative models offer similar functionality with slight variations to cater to different requirements.

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