S-812C22AY-Z2-U

Product Overview

Category

S-812C22AY-Z2-U belongs to the category of voltage regulators.

Use

This product is commonly used for voltage regulation in electronic circuits.

Characteristics

• Input Voltage Range: 1.8V to 6.0V
• Output Voltage Range: 1.0V to 5.5V
• Maximum Output Current: 200mA
• Low Dropout Voltage: 160mV (at 100mA)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The S-812C22AY-Z2-U voltage regulator is available in a SOT-23-5 package. It is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 1.8V to 6.0V
• Output Voltage Range: 1.0V to 5.5V
• Maximum Output Current: 200mA
• Dropout Voltage: 160mV (at 100mA)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Quiescent Current: 50µA (typical)
• Shutdown Current: 0.1µA (typical)
• Thermal Shutdown Circuitry: Yes
• Short Circuit Protection: Yes

Pin Configuration

The S-812C22AY-Z2-U voltage regulator has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Thermal shutdown circuitry protects the device from overheating.
• Short circuit protection prevents damage to the regulator.

Advantages

• Wide input voltage range allows compatibility with various power sources.
• Low dropout voltage minimizes power dissipation.
• Small package size enables space-saving designs.
• Shutdown current is extremely low, conserving power in standby mode.

Disadvantages

• Maximum output current of 200mA may not be sufficient for high-power applications.
• Limited output voltage range may restrict certain voltage requirements.

Working Principles

The S-812C22AY-Z2-U voltage regulator operates by comparing the output voltage with a reference voltage. It adjusts the pass transistor's resistance to maintain a stable output voltage, compensating for changes in input voltage and load conditions. The thermal shutdown circuitry protects the device from excessive temperature, while the short circuit protection prevents damage during fault conditions.

Application Field Plans

The S-812C22AY-Z2-U voltage regulator finds applications in various electronic devices, including: 1. Mobile phones 2. Portable media players 3. Digital cameras 4. Wireless communication devices 5. Battery-powered devices

Alternative Models

Other voltage regulators that can be used as alternatives to the S-812C22AY-Z2-U include: 1. S-812C33AY-Z2-U 2. S-812C12AY-Z2-U 3. S-812C15AY-Z2-U 4. S-812C18AY-Z2-U 5. S-812C25AY-Z2-U

These alternative models offer similar specifications and pin configurations, providing flexibility in design choices.

In conclusion, the S-812C22AY-Z2-U voltage regulator is a versatile component used for voltage regulation in various electronic devices. Its low dropout voltage, small package size, and thermal protection make it an ideal choice for power management applications. However, designers should consider the maximum output current and limited output voltage range when selecting this regulator for specific projects.