S400K Product Overview
Product Category
The S400K belongs to the category of integrated circuits, specifically as a voltage regulator.
Basic Information Overview
- Use: The S400K is used to regulate voltage in electronic circuits, ensuring a stable output voltage.
- Characteristics: It is known for its high efficiency and low dropout voltage, making it suitable for various electronic applications.
- Package: The S400K comes in a small outline package (SOP) for easy integration into circuit boards.
- Essence: Its essence lies in providing reliable voltage regulation for electronic devices.
- Packaging/Quantity: The S400K is typically packaged in reels containing a specific quantity, such as 2500 units per reel.
Specifications
- Input Voltage Range: 4.5V to 18V
- Output Voltage Range: 1.2V to 15V
- Maximum Output Current: 400mA
- Dropout Voltage: 300mV at 100mA load
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The S400K has a standard 5-pin configuration:
1. Input Voltage (VIN)
2. Ground (GND)
3. Enable (EN)
4. Output Voltage (VOUT)
5. Bypass Capacitor (CBYP)
Functional Features
- Low Dropout Voltage: Ensures efficient regulation even with small input-output differentials.
- Current Limit Protection: Safeguards the device and connected components from excessive current.
- Thermal Shutdown: Protects the regulator from overheating, enhancing its reliability.
Advantages and Disadvantages
Advantages
- High efficiency
- Wide input voltage range
- Compact package size
Disadvantages
- Limited maximum output current
- Requires external capacitors for stability
Working Principles
The S400K operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage despite variations in input voltage and load conditions.
Detailed Application Field Plans
The S400K is commonly used in:
- Battery-powered devices
- Portable electronics
- Automotive applications
- Industrial control systems
Detailed and Complete Alternative Models
- S500K: Higher output current version of the S400K
- S200K: Lower output current version for less demanding applications
- S600K: Enhanced thermal performance variant for extreme temperature environments
In conclusion, the S400K offers efficient voltage regulation in a compact package, making it suitable for a wide range of electronic applications.
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