S-1135D28-M5T1U

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: SOT-23-5

Essence: The S-1135D28-M5T1U is a voltage regulator IC that provides a stable output voltage from an input voltage source.

Packaging/Quantity: The S-1135D28-M5T1U is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 2.8V
• Dropout Voltage: 0.15V (typical)
• Output Current: 150mA (maximum)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135D28-M5T1U has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. CE: Chip enable pin
5. NC: No connection pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with low input voltages.
• High output voltage accuracy provides a stable and precise output voltage.
• Low quiescent current minimizes power consumption when the device is in standby mode.
• Overcurrent protection safeguards the IC and connected components from excessive current.
• Thermal shutdown protection prevents the IC from overheating and potential damage.

Advantages and Disadvantages

Advantages: - High output voltage accuracy ensures reliable performance. - Low quiescent current reduces power consumption. - Overcurrent and thermal shutdown protection enhance safety and durability.

Disadvantages: - Limited output current capability (maximum 150mA). - Restricted input voltage range (2.0V to 6.0V).

Working Principles

The S-1135D28-M5T1U operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. The feedback mechanism compares the output voltage with a reference voltage, adjusting the pass transistor's resistance to maintain the desired output voltage.

Detailed Application Field Plans

The S-1135D28-M5T1U is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Wearable devices: Smartwatches, fitness trackers.
3. IoT devices: Sensors, wireless modules.
4. Consumer electronics: Digital cameras, portable gaming consoles.
5. Industrial equipment: Measurement instruments, control systems.

Detailed and Complete Alternative Models

1. S-1135D28-M5T1S: Similar specifications but with an adjustable output voltage.
2. S-1135D28-M5T2U: Higher output current capability (300mA) with the same output voltage.
3. S-1135D28-M5T3U: Lower dropout voltage (0.1V) with the same output voltage.

These alternative models provide flexibility and options based on specific requirements while maintaining similar functionality.

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