S-1133B32-I8T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: BGA (Ball Grid Array)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 3A
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1133B32-I8T1U has a total of 8 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | EN | Enable Control | | 4 | FB | Feedback Voltage | | 5 | VOUT | Output Voltage | | 6 | PG | Power Good Indicator | | 7 | SS | Soft Start Control | | 8 | BST | Boost Capacitor Connection |

Functional Features

• High Efficiency: The S-1133B32-I8T1U offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: With a quiescent current of only 40µA, it ensures minimal power consumption during standby or low load conditions.
• Enable Control: The EN pin allows for easy on/off control of the voltage regulator.
• Power Good Indicator: The PG pin provides a signal indicating when the output voltage is within the specified range.
• Soft Start Control: The SS pin enables a controlled startup, preventing excessive inrush current.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings. - Low power consumption extends battery life. - Enable control allows for easy integration into power management systems. - Power good indicator ensures reliable operation. - Soft start control protects the circuit from excessive current during startup.

Disadvantages: - Limited output current of 3A may not be suitable for high-power applications. - BGA package may require specialized equipment for soldering and rework.

Working Principles

The S-1133B32-I8T1U is a voltage regulator that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.8V and 3.6V. It utilizes a switching regulator topology to achieve high efficiency power conversion. The EN pin controls the on/off state of the regulator, while the FB pin provides feedback to maintain the desired output voltage. The PG pin indicates when the output voltage is within the specified range, ensuring proper operation. The SS pin enables a soft start, gradually ramping up the output voltage to prevent excessive inrush current.

Detailed Application Field Plans

The S-1133B32-I8T1U is commonly used in various electronic devices and systems where efficient power management is crucial. Some potential application fields include: - Mobile Devices: Smartphones, tablets, portable media players. - IoT (Internet of Things) Devices: Wearable devices, smart home appliances. - Industrial Equipment: Sensors, control systems, motor drives. - Automotive Electronics: Infotainment systems, navigation systems, lighting control.

Detailed and Complete Alternative Models

• S-1133B32-I6T1U: Similar specifications, but with a lower maximum output current of 2A.
• S-1133B32-I5T1U: Similar specifications, but with a lower maximum output current of 1.5A.
• S-1133B32-I3T1U: Similar specifications, but with a lower maximum output current of 1A.

These alternative models provide options with different output current capabilities to suit various application requirements.

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