Abbildungen dienen nur als Referenz
L4931ABDT33-TR
+StücklisteIC REG LINEAR 3.3V 250MA DPAK
-
HerstellerSTMikroelektronik
-
Herstellerteil #L4931ABDT33-TR
-
Datenblatt L4931ABDT33-TR DataSheet
-
Paket TO-252-3
-
Auf Lager2937
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 20V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage Dropout (Max) | 0.8V @ 250mA |
| Current - Output | 250mA |
| Current - Quiescent (Iq) | 1 mA |
| Current - Supply (Max) | 6 mA |
| PSRR | 73dB ~ 55dB (120Hz ~ 10kHz) |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Übersicht
Description
The L4931ABDT33-TR comes in a DPAK surface-mount package, which is suitable for compact and high-density PCB designs. It includes features such as thermal shutdown and current limiting to protect against overloads, enhancing reliability and safety in electronic circuits. The regulator operates with a low dropout voltage, ensuring stable performance even when input voltage approaches the output voltage.
This component is commonly used in consumer electronics, automotive systems, and industrial controls where precise voltage regulation is required. Its robust design and protective features make it a versatile choice for various electronic applications.
Equivalent
1. LM1117-3.3 by Texas Instruments
2. MIC5205-3.3 by Microchip Technology
3. NCP1117-3.3 by ON Semiconductor
4. LD1117S33 by STMicroelectronics
5. AMS1117-3.3 by Advanced Monolithic Systems
These alternatives offer similar functionality, with slight variations in parameters such as dropout voltage and package options. Always check the datasheets for specific compatibility.
Features
1. Output Voltage: It provides a fixed output voltage of 3.3V.
2. Output Current: It can deliver an output current of up to 100mA.
3. Low Dropout Voltage: Characterized by a low dropout voltage, making it efficient in providing a stable output even when the supply voltage is close to the output voltage.
4. Quiescent Current: Designed to have a low quiescent current, which is beneficial for battery-powered devices.
5. Protection Features: Includes protection against overcurrent and thermal overload, enhancing reliability and safety.
6. Package Type: Comes in a TO-252 package, suitable for surface-mount applications.
7. Operating Temperature Range: Typically supports a wide operating temperature range, making it versatile for various environmental conditions.
8. Stability: Offers good stability with low ESR output capacitors.
These features make the L4931ABDT33-TR suitable for use in power management applications where a reliable and efficient voltage regulation is required.
Pinout
1. Input (Vin): This pin receives the input voltage, which should be higher than the desired output voltage to ensure proper regulation.
2. Ground (GND): This pin is the common ground reference for the input and output voltages.
3. Output (Vout): This pin provides the regulated output voltage of 3.3V.
The L4931 series is known for its low quiescent current and high precision regulation, making it suitable for various applications in electronic circuits where a stable 3.3V supply is required.
Manufacturer
Application
1. Consumer Electronics: Provides regulated power for microcontrollers, sensors, and other digital ICs.
2. Automotive Systems: Powers electronic control units (ECUs) and infotainment systems.
3. Industrial Automation: Supplies stable voltage in control systems and communication devices.
4. Communication Devices: Used in modems, routers, and wireless devices for consistent performance.
5. Portable Devices: Ensures efficient power regulation in smartphones, tablets, and wearables.
Its compact design and efficiency make it suitable for space-constrained and battery-operated devices.