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S-8521C33MC-BTST2U
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Power Management IC
- Characteristics: Low Dropout Voltage Regulator
- Package: SOT-23-5
- Essence: Voltage regulator with low dropout and high output voltage accuracy
- Packaging/Quantity: Tape and Reel, 3000 pieces per reel
Specifications
- Input Voltage Range: 2.5V to 6.0V
- Output Voltage Range: 1.2V to 5.5V
- Dropout Voltage: 200mV (typical) at 100mA load current
- Output Current: 150mA (maximum)
- Quiescent Current: 30µA (typical)
- Line Regulation: ±0.05% (typical)
- Load Regulation: ±0.3% (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The S-8521C33MC-BTST2U has a total of five pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. CE: Chip enable pin 4. VOUT: Output voltage pin 5. VSS: Substrate connection pin
Functional Features
- Low dropout voltage ensures stable operation even with small input-output voltage differentials.
- High output voltage accuracy provides precise regulation for various applications.
- Built-in overcurrent protection safeguards the circuit from excessive current flow.
- Thermal shutdown feature prevents damage due to excessive temperature.
- Reverse current protection prevents reverse current flow.
Advantages
- Wide input voltage range allows flexibility in power supply selection.
- Low quiescent current minimizes power consumption during standby mode.
- Small package size (SOT-23-5) enables space-saving designs.
- Excellent line and load regulation ensures stable output voltage under varying conditions.
Disadvantages
- Limited output current (150mA maximum) may not be suitable for high-power applications.
- Operating temperature range (-40°C to +85°C) may restrict usage in extreme environments.
Working Principles
The S-8521C33MC-BTST2U is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage is slightly higher than the desired output voltage. It achieves this by utilizing a PNP transistor as the pass element, which minimizes the dropout voltage. The internal circuitry continuously monitors the output voltage and adjusts the pass element accordingly to maintain the desired voltage level.
Detailed Application Field Plans
The S-8521C33MC-BTST2U is widely used in various electronic devices and systems that require a stable and accurate power supply. Some common application fields include: - Battery-powered devices such as portable audio players, smartphones, and digital cameras. - Embedded systems and microcontrollers. - Automotive electronics. - Industrial control systems. - Medical equipment.
Detailed and Complete Alternative Models
- S-8521C33MC-BKST2U: Similar specifications and features, but with a different package (SOT-23-5).
- S-8521C33MC-CBST2U: Higher output current (300mA maximum), suitable for more demanding applications.
- S-8521C33MC-DTST2U: Extended operating temperature range (-40°C to +105°C), suitable for harsh environments.
(Note: This list is not exhaustive and other alternative models may exist.)
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem S-8521C33MC-BTST2U w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of S-8521C33MC-BTST2U in technical solutions:
Q1: What is S-8521C33MC-BTST2U? A1: S-8521C33MC-BTST2U is a specific model of voltage detector IC (Integrated Circuit) manufactured by a company called Seiko Instruments. It is designed to monitor the voltage level of a power supply and provide an output signal when the voltage falls below a certain threshold.
Q2: What is the operating voltage range of S-8521C33MC-BTST2U? A2: The operating voltage range of S-8521C33MC-BTST2U is typically between 0.8V and 6.0V.
Q3: How does S-8521C33MC-BTST2U work? A3: S-8521C33MC-BTST2U works by comparing the input voltage with a fixed reference voltage. When the input voltage drops below the reference voltage, it triggers an internal circuit that generates an output signal.
Q4: What is the output signal of S-8521C33MC-BTST2U? A4: The output signal of S-8521C33MC-BTST2U is an active low signal, meaning it goes low (logic 0) when the input voltage falls below the threshold.
Q5: Can S-8521C33MC-BTST2U be used in battery-powered applications? A5: Yes, S-8521C33MC-BTST2U can be used in battery-powered applications as it operates within a wide voltage range and consumes very low quiescent current.
Q6: What is the typical quiescent current of S-8521C33MC-BTST2U? A6: The typical quiescent current of S-8521C33MC-BTST2U is around 0.5µA, making it suitable for low-power applications.
Q7: Can S-8521C33MC-BTST2U be used in automotive applications? A7: Yes, S-8521C33MC-BTST2U is designed to meet the requirements of automotive applications and can operate within the specified temperature range.
Q8: What is the accuracy of the voltage detection threshold in S-8521C33MC-BTST2U? A8: The accuracy of the voltage detection threshold in S-8521C33MC-BTST2U is typically ±1.5%.
Q9: Does S-8521C33MC-BTST2U have any built-in hysteresis? A9: Yes, S-8521C33MC-BTST2U has a built-in hysteresis of typically 100mV, which helps prevent oscillation near the detection threshold.
Q10: Can S-8521C33MC-BTST2U be used in industrial control systems? A10: Yes, S-8521C33MC-BTST2U can be used in industrial control systems as it provides reliable voltage monitoring and has a wide operating temperature range.
Please note that these answers are based on general information about S-8521C33MC-BTST2U and may vary depending on specific application requirements.