S-1132B28-I6T2U

Basic Information Overview

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

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 160mV @ 100mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1132B28-I6T2U has a total of five pins arranged in the following configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: VOUT (Output Voltage) Pin 4: CE (Chip Enable) Pin 5: NC (No Connection)

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• Built-in overcurrent protection prevents damage to the IC and connected devices.
• Excellent line regulation and load regulation characteristics.
• Low quiescent current prolongs battery life in portable applications.
• Fast response time to changes in input voltage or load conditions.

Advantages

• Wide input voltage range allows for versatile applications.
• Small package size enables space-saving designs.
• Low dropout voltage minimizes power dissipation.
• Overcurrent protection enhances system reliability.
• High accuracy and stability in voltage regulation.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Temperature range might not be suitable for extreme environments.
• No adjustable output voltage option available.

Working Principles

The S-1132B28-I6T2U is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage drops close to the desired output voltage. It achieves this by utilizing a PNP transistor as the pass element and employing a feedback control circuit to regulate the output voltage. The chip enable (CE) pin allows for easy on/off control of the regulator.

Detailed Application Field Plans

The S-1132B28-I6T2U is commonly used in various battery-powered devices, such as portable electronic devices, wireless communication modules, and IoT devices. Its low dropout voltage and low quiescent current make it ideal for applications where power efficiency and extended battery life are crucial. Additionally, its small package size makes it suitable for space-constrained designs.

Detailed and Complete Alternative Models

• S-1132B28-M6T2U: Similar specifications but with an adjustable output voltage feature.
• S-1132B33-I6T2U: Higher maximum output current of 300mA.
• S-1132B18-I6T2U: Lower dropout voltage of 100mV @ 100mA.

Note: These alternative models are just a few examples; there are several other options available from the same manufacturer or different manufacturers.

In conclusion, the S-1132B28-I6T2U is a low dropout voltage regulator IC designed for power management applications. Its compact size, low dropout voltage, and low quiescent current make it suitable for various battery-powered devices. While it has limitations in terms of maximum output current and temperature range, it offers excellent voltage regulation and overcurrent protection.