LM3704YCMMX-308/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low Dropout Voltage Regulator - Adjustable Output Voltage - Low Quiescent Current - Thermal Shutdown Protection - Small Package Size

Package: 6-Pin SOT-23

Essence: The LM3704YCMMX-308/NOPB is a low dropout voltage regulator designed for power management applications. It provides a stable output voltage with low quiescent current, making it suitable for battery-powered devices.

Packaging/Quantity: The LM3704YCMMX-308/NOPB is available in a 6-pin SOT-23 package. It is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 150mA
• Quiescent Current: 45µA
• Output Current: Up to 150mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM3704YCMMX-308/NOPB has the following pin configuration:

```

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| | --| VOUT | --| GND | --| VIN | --| NC | --| EN | |___________| ```

Functional Features

• Low dropout voltage: The LM3704YCMMX-308/NOPB has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• Adjustable output voltage: The output voltage can be adjusted within a specified range using external resistors.
• Low quiescent current: The IC has a low quiescent current, minimizing power consumption when the load is light.
• Thermal shutdown protection: The LM3704YCMMX-308/NOPB includes thermal shutdown protection to prevent damage due to excessive temperature.
• Small package size: The 6-pin SOT-23 package offers a compact form factor, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation even with small input-output differentials. - Adjustable output voltage allows flexibility in various applications. - Low quiescent current minimizes power consumption. - Thermal shutdown protection prevents overheating and damage. - Compact package size enables use in space-limited designs.

Disadvantages: - Limited output current capacity may not be suitable for high-power applications. - Restricted input voltage range may limit compatibility with certain systems.

Working Principles

The LM3704YCMMX-308/NOPB operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. The feedback mechanism adjusts the pass transistor's resistance to maintain the desired output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The LM3704YCMMX-308/NOPB can be used in various applications, including but not limited to: 1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices benefit from the low dropout voltage and low quiescent current of the LM3704YCMMX-308/NOPB. 2. Automotive electronics: The IC's thermal shutdown protection and wide operating temperature range make it suitable for automotive applications where temperature variations are common. 3. Industrial control systems: The adjustable output voltage and small package size make the LM3704YCMMX-308/NOPB ideal for powering sensors, actuators, and other components in industrial control systems.

Detailed and Complete Alternative Models

1. LM1117-3.3: A low dropout voltage regulator with a fixed output voltage of 3.3V.
2. LT1763-5: Adjustable output voltage regulator with a low dropout voltage and high output current capability.
3. TPS79633: Low dropout voltage regulator with fixed output voltage of 3.3V and ultra-low noise performance.

These alternative models offer similar functionality to the LM3704YCMMX-308/NOPB and can be considered based on specific application requirements.

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