S-1313A21-A4T1U3

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Output Current, Small Package Size
• Package: SOT-89-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.5V
• Output Current: 1.0A (max)
• Dropout Voltage: 200mV (typ)
• Quiescent Current: 75μA (typ)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1313A21-A4T1U3 IC has a total of five pins arranged in the following configuration:

```

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering various components.
• Enable control pin provides flexibility in turning the regulator on/off.
• Small package size (SOT-89-5) enables space-saving designs.

Advantages

• Stable output voltage regulation even with varying input voltage.
• Low quiescent current consumption prolongs battery life.
• Wide operating temperature range suits various environmental conditions.
• Compact package size facilitates integration into small form factor devices.

Disadvantages

• Limited output current compared to higher power regulators.
• Dropout voltage may cause a slight decrease in efficiency.

Working Principles

The S-1313A21-A4T1U3 is a voltage regulator IC that utilizes a feedback mechanism to maintain a stable output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the internal circuitry to regulate the output within the specified range. The enable control pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The S-1313A21-A4T1U3 is commonly used in various electronic devices where a stable voltage supply is required. Some typical application fields include: - Battery-powered devices such as portable audio players and handheld gaming consoles. - Mobile phones and smartphones. - Wireless communication modules. - Industrial control systems. - Automotive electronics.

Detailed and Complete Alternative Models

• S-1313B21-A4T1U3: Similar specifications but with a different package (SOT-23-5).
• S-1313C21-A4T1U3: Higher output current capability (1.5A) with the same package (SOT-89-5).
• S-1313D21-A4T1U3: Lower dropout voltage (150mV) with the same package (SOT-89-5).

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