SMB5819

Product Overview

Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: Low dropout, high accuracy
Package: SOT-23
Essence: Regulates voltage with minimal dropout
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

Input Voltage Range: 2.5V to 6.5V
Output Voltage Range: 1.2V to 5.5V
Dropout Voltage: 190mV at 150mA
Accuracy: ±2%
Quiescent Current: 75µA
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

VIN (Input Voltage)
GND (Ground)
VOUT (Output Voltage)

Functional Features

Low dropout voltage for extended battery life
High accuracy for precise voltage regulation
Thermal shutdown protection
Short-circuit current limit
Reverse polarity protection

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power usage - High accuracy for reliable voltage regulation - Built-in protection features enhance durability

Disadvantages: - Limited output current compared to some alternatives - SOT-23 package may require careful handling during assembly

Working Principles

The SMB5819 is designed to regulate the output voltage even when the input voltage is close to the desired output voltage. This is achieved through a low dropout voltage design, ensuring that the device can maintain a stable output even when the input voltage is only slightly higher than the required output voltage.

Detailed Application Field Plans

The SMB5819 is well-suited for various portable and battery-powered applications, including: - Mobile devices - Portable medical equipment - Handheld instruments - Battery-powered sensors - Wearable devices

Detailed and Complete Alternative Models

SMB5820: Higher output current capability
SMB5818: Lower dropout voltage for ultra-low power applications
SMB5821: Extended temperature range for harsh environments

In conclusion, the SMB5819 is a versatile voltage regulator with low dropout and high accuracy, making it ideal for portable and battery-powered applications where efficient power usage is crucial.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMB5819 v technických řešeních

What is SMB5819?
- SMB5819 is a high-performance, low-power, and low-noise precision voltage reference IC commonly used in various technical solutions.
What is the typical operating voltage range for SMB5819?
- The typical operating voltage range for SMB5819 is 2.7V to 5.5V.
What is the output voltage accuracy of SMB5819?
- The output voltage accuracy of SMB5819 is typically ±0.1%.
How does SMB5819 contribute to power efficiency in technical solutions?
- SMB5819's low-power design helps improve overall power efficiency in technical solutions, making it suitable for battery-powered applications.
Can SMB5819 be used in temperature-sensitive environments?
- Yes, SMB5819 is designed to maintain its precision and stability over a wide temperature range, making it suitable for temperature-sensitive environments.
What are the typical applications of SMB5819 in technical solutions?
- SMB5819 is commonly used in precision analog circuits, data acquisition systems, industrial control systems, and portable instrumentation.
Does SMB5819 have built-in protection features?
- Yes, SMB5819 includes built-in overvoltage and reverse voltage protection, enhancing its reliability in technical solutions.
Is SMB5819 available in different package options?
- Yes, SMB5819 is available in various package options, including SOT-23 and SC-70, providing flexibility for different design requirements.
How does SMB5819 handle noise in technical solutions?
- SMB5819 features low-noise performance, which is beneficial for maintaining signal integrity in sensitive analog applications.
Are there any specific layout considerations when using SMB5819 in technical solutions?
- It is recommended to follow the manufacturer's guidelines for PCB layout and grounding to optimize the performance of SMB5819 in technical solutions.