S-1701A5042-U5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Overcurrent protection
• Package: SOT-23-5
• Essence: This IC is designed to regulate and stabilize the output voltage in electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30μA (typical)
• Output Current: 150mA (maximum)

Detailed Pin Configuration

The S-1701A5042-U5T1G IC has a total of five pins arranged as follows:

```

---

| | --| Vout GND|-- Pin 1: Ground (GND) --| Vin EN |-- Pin 2: Enable (EN) --| NC NC |-- Pin 3: No Connection (NC) --| NC Vout|-- Pin 4: Output Voltage (Vout) --| Vin NC |-- Pin 5: Input Voltage (Vin) |___________| ```

Functional Features

• Low dropout voltage ensures stable operation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption, making it suitable for battery-powered devices.
• Overcurrent protection safeguards the IC and connected components from excessive current flow.

Advantages

• Compact SOT-23-5 package allows for space-efficient integration into various circuit designs.
• Wide input voltage range enables compatibility with different power sources.
• Excellent output voltage accuracy ensures reliable performance in critical applications.
• Low quiescent current extends battery life in portable devices.

Disadvantages

• Limited maximum output current may restrict its use in high-power applications.
• Lack of adjustable output voltage limits flexibility in certain circuit designs.

Working Principles

The S-1701A5042-U5T1G is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from a voltage divider network connected to the output. The control circuit adjusts the pass transistor to maintain a stable output voltage, compensating for changes in the input voltage and load conditions.

Detailed Application Field Plans

The S-1701A5042-U5T1G is commonly used in various electronic devices and systems, including: - Battery-powered devices: Portable audio players, handheld gaming consoles, and smartphones. - Automotive electronics: Infotainment systems, navigation units, and dashboard displays. - Industrial equipment: Sensors, actuators, and control modules. - Communication devices: Wireless routers, modems, and network switches. - Consumer electronics: Digital cameras, camcorders, and LCD televisions.

Detailed and Complete Alternative Models

• S-1701A5042-U5T1U: Similar specifications but available in a smaller SOT-323 package.
• S-1701A5042-U5T2G: Higher output current capability (200mA) with the same pin configuration.
• S-1701A5042-U5T3G: Adjustable output voltage version with the same pin configuration.

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