S-817B15AY-Z2-U

Product Overview

Category

S-817B15AY-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: 1.5V
• Maximum Output Current: 50mA
• Low Dropout Voltage: 160mV (typical)
• Standby Current: 0.1µA (typical)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The S-817B15AY-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: 1.5V
• Output Current: 50mA (maximum)
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 0.1µA (typical)
• Line Regulation: ±0.1% (typical)
• Load Regulation: ±0.3% (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817B15AY-Z2-U voltage regulator has the following pin configuration:

| Pin Name | Description | |----------|-------------| | VIN | Input voltage pin | | GND | Ground pin | | VOUT | Output voltage pin | | CE | Chip enable pin | | NC | No connection |

Functional Features

• Low dropout voltage ensures efficient voltage regulation even with small input-output differentials.
• Ultra-low standby current minimizes power consumption in idle mode.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• High ripple rejection ratio reduces the impact of input voltage fluctuations on the output.

Advantages

• Wide input voltage range allows for versatile applications.
• Low dropout voltage enables efficient power conversion.
• Ultra-low standby current prolongs battery life in portable devices.
• Small package size (SOT-23-5) facilitates space-constrained designs.
• Excellent line and load regulation ensures stable performance.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The S-817B15AY-Z2-U voltage regulator utilizes a combination of internal circuitry, including a reference voltage source, error amplifier, and pass transistor, to regulate the output voltage. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a constant output voltage.

Detailed Application Field Plans

The S-817B15AY-Z2-U voltage regulator finds applications in various electronic devices, including: 1. Battery-powered devices such as portable audio players and digital cameras. 2. Embedded systems requiring stable voltage supply, such as microcontrollers and sensors. 3. Communication equipment, including routers and modems. 4. Automotive electronics, such as infotainment systems and navigation devices.

Detailed Alternative Models

Other voltage regulators that can be considered as alternatives to the S-817B15AY-Z2-U include: 1. LM1117-1.5: A popular linear voltage regulator with similar specifications. 2. XC6206P152MR: Another low dropout voltage regulator available in a SOT-23 package. 3. AP2112K-1.5: A high-performance voltage regulator with low quiescent current.

These alternative models offer similar functionality and can be chosen based on specific application requirements.

In conclusion, the S-817B15AY-Z2-U voltage regulator is a versatile component that provides efficient voltage regulation in various electronic circuits. Its low dropout voltage, ultra-low standby current, and excellent line/load regulation make it suitable for a wide range of applications. However, its limited maximum output current and operating temperature range should be considered when selecting this product for specific use cases.