S-1721A1828-M6T1U

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: SOT-23-6
• Essence: Integrated Circuit
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1721A1828-M6T1U has a total of six pins arranged as follows:

```

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| | --| VOUT GND|-- Pin 1 --| VIN NC |-- Pin 2 --| EN FB |-- Pin 3 |___________| ```

Pin 1: VOUT - Output Voltage Pin 2: VIN - Input Voltage Pin 3: EN - Enable Pin Pin 4: FB - Feedback Pin Pins 5 and 6: No Connection (NC)

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output voltage differentials.
• Wide input voltage range enables compatibility with various power sources.
• Built-in enable pin provides control over the regulator's operation.
• Feedback pin ensures accurate output voltage regulation.

Advantages

• High efficiency results in minimal power dissipation.
• Small package size (SOT-23-6) makes it suitable for space-constrained applications.
• Low quiescent current prolongs battery life in portable devices.
• Wide operating temperature range allows for reliable performance in harsh environments.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may affect the regulation accuracy in low input-output voltage scenarios.

Working Principles

The S-1721A1828-M6T1U is a voltage regulator that utilizes an integrated circuit to maintain a stable output voltage regardless of variations in the input voltage. It achieves this by comparing the feedback voltage with a reference voltage and adjusting the internal circuitry accordingly. The enable pin provides control over the regulator's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The S-1721A1828-M6T1U is commonly used in various electronic devices where a stable and regulated voltage supply is required. Some typical application fields include: - Battery-powered devices such as smartphones, tablets, and portable media players. - IoT (Internet of Things) devices and sensors. - Wearable electronics like smartwatches and fitness trackers. - Automotive electronics for power management in infotainment systems and lighting modules. - Industrial equipment and instrumentation.

Detailed and Complete Alternative Models

• S-1721A1818-M6T1U: Similar specifications but with a lower dropout voltage of 150mV.
• S-1721A1830-M6T1U: Higher maximum output current of 300mA, suitable for more demanding applications.
• S-1721A1825-M6T1U: Lower quiescent current of 25µA, ideal for ultra-low power devices.

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