S-1701U3430-M5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: SOT-23-5
• Essence: Linear Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 150mA
• Line Regulation: ±0.2% typical
• Load Regulation: ±0.4% typical
• Quiescent Current: 30µA typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1701U3430-M5T1G has a total of five pins arranged in the following configuration:

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Pin 1: Enable (EN) - Active high enable pin for turning the regulator on/off. Pin 2: Ground (GND) - Connected to the ground reference of the circuit. Pin 3: Feedback (FB) - Provides feedback to regulate the output voltage. Pin 4: Output (OUT) - Supplies the regulated output voltage. Pin 5: Input (IN) - Connects to the input voltage source.

Functional Features

• Low dropout voltage ensures stable operation even with small input-output voltage differentials.
• High accuracy provides precise regulation of the output voltage.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Built-in overcurrent protection safeguards the circuit from excessive current.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Compact SOT-23-5 package allows for space-efficient designs. - Wide input voltage range enables compatibility with various power sources. - Excellent line and load regulation ensures stable output under different conditions.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Dropout voltage may cause a significant voltage drop across the regulator.

Working Principles

The S-1701U3430-M5T1G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage, adjusting the pass transistor's resistance to maintain a constant output voltage. The enable pin (EN) controls the regulator's on/off state.

Detailed Application Field Plans

The S-1701U3430-M5T1G is commonly used in various electronic devices and systems, including: 1. Battery-powered devices: Provides stable voltage supply for portable electronics. 2. Embedded systems: Regulates voltage for microcontrollers, sensors, and other components. 3. Automotive applications: Ensures reliable voltage for automotive electronics. 4. Industrial equipment: Used in control systems, instrumentation, and power supplies. 5. Communication devices: Voltage regulation for wireless modules, routers, and telecommunication equipment.

Detailed and Complete Alternative Models

1. S-1701U3328-M5T1G: Similar specifications, but with a different output voltage range.
2. S-1701U3430-M5T2G: Same specifications, but with a different package type (SOT-23-6).
3. S-1701U3430-M5T3G: Higher maximum output current, suitable for higher power applications.

These alternative models provide similar functionality and can be considered as substitutes for the S-1701U3430-M5T1G in different design scenarios.

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