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L4931CD33-TR
+StücklisteIC REG LINEAR 3.3V 250MA 8SO
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HerstellerSTMikroelektronik
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Herstellerteil #L4931CD33-TR
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Datenblatt L4931CD33-TR DataSheet
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Paket SO-8
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Auf Lager3629
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 20V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.8V @ 250mA |
| Current-Output | 250mA |
| Current-Quiescent(Iq) | 1 mA |
| Current-Supply(Max) | 6 mA |
| PSRR | 73dB ~ 55dB (120Hz ~ 10kHz) |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
Generally, components like the L4931CD33-TR are used in various electronic applications, such as power management, signal processing, or microcontroller support. The "TR" at the end of the part number often indicates that the component is supplied in a tape and reel packaging, which is suitable for automated manufacturing processes.
To fully understand the capabilities and applications of the L4931CD33-TR, examining the technical datasheet and relevant application notes from the manufacturer would provide the most accurate and detailed information.
Equivalent
Features
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Dropout Voltage: Low dropout voltage, which allows it to maintain regulation over a wide input voltage range.
3. Maximum Output Current: Capable of supplying up to 100mA of output current.
4. Thermal Protection: Built-in thermal shutdown to prevent damage from overheating.
5. Short-Circuit Protection: Includes short-circuit protection to safeguard against output overloading.
6. Low Quiescent Current: Consumes minimal current to improve efficiency, especially in battery-operated devices.
7. Stability: Designed for stable operation with low ESR capacitors.
8. Package: Available in surface-mount packages, making it suitable for compact PCB designs.
These features make the L4931CD33-TR ideal for applications such as microcontroller power supply, battery-powered devices, and other electronics requiring reliable 3.3V regulation.
Pinout
1. Input (Vin): This pin receives the unregulated input voltage, which should be higher than the desired output voltage plus the dropout margin.
2. Ground (GND): This is the common ground pin for both input and output, serving as the reference point for the circuit.
3. Output (Vout): This pin provides the regulated output voltage, which is 3.3V for the L4931CD33-TR variant.
The L4931 series is known for its low quiescent current and good thermal performance, making it suitable for battery-powered and space-constrained applications.
Manufacturer
Application
1. Consumer Electronics: Used in devices like smartphones, tablets, and portable media players for efficient power management.
2. Automotive Systems: Provides stable voltage in automotive electronics such as infotainment systems and control modules.
3. Industrial Equipment: Suitable for use in sensors, controllers, and other industrial electronic devices requiring reliable power.
4. Communication Devices: Ensures efficient power regulation in routers, modems, and networking equipment.
5. Battery-powered Devices: Ideal for devices that require low power consumption and prolonged battery life.
These applications leverage the regulator's ability to deliver stable output voltage with low dropout voltage and low quiescent current.