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LM2576D2TR4-5G
IC REG MULTI CONFG 5V 3A D2PAK-5
- Fabricant
- Mfr. Partie #LM2576D2TR4-5G
- Paquet TO-263-5
- Fiche de données
- En stock6922
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Spécifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive or Negative |
| Topology | Buck |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 7V |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 5V |
| Current-Output | 3A |
| Frequency-Switching | 52kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
Vue d'ensemble
Description
Key features include a fixed switching frequency of 52 kHz, a built-in thermal shutdown, current limit protection, and an on/off control function. The LM2576D2TR4-5G also provides a simple and efficient solution for step-down voltage regulation that requires minimal external components, reducing design complexity and cost.
The device is commonly used in applications such as power management for battery-powered devices, automotive electronics, industrial automation systems, and consumer electronics. Its easy-to-use design and robust performance make it a popular choice for designers seeking reliable and efficient power conversion solutions.
Features
1. Output Voltage: Fixed at 5V.
2. Output Current: Capable of delivering up to 3A.
3. Efficiency: Designed to achieve high efficiency, typically around 77% to 88%, depending on the input voltage and load conditions.
4. Input Voltage Range: Operates with an input voltage range of 7V to 40V, making it versatile for various applications.
5. Switching Frequency: Fixed frequency operation at 52 kHz to reduce noise interference and support smaller filter components.
6. Low Standby Current: Supports low standby power consumption, enhancing energy efficiency.
7. Thermal Shutdown: Includes an internal thermal shutdown feature to protect against overheating.
8. Current Limiting: Built-in current limiting to protect against overcurrent conditions.
9. Package: Available in a TO-263 (D2PAK) surface-mount package for efficient heat dissipation.
These features make the LM2576D2TR4-5G suitable for a wide range of applications, including power supplies, battery chargers, and other DC-DC conversion tasks requiring reliable performance and efficiency.
Package
Pinout
1. Vin (Pin 1): This is the input voltage pin where the unregulated input voltage is applied.
2. Output (Pin 2): This pin provides the regulated output voltage.
3. Ground (Pin 3): The ground reference for the device, serving as the return path for both input and output.
4. Feedback (Pin 4): This pin is used to sense the output voltage to maintain regulation. A resistor network is typically connected to this pin to set the desired output voltage.
5. ON/OFF (Pin 5): This is the shutdown pin, used to enable or disable the regulator. By default, it is used to turn the device on or off.
The LM2576 is commonly used in power supply designs for its efficiency, ease of use, and ability to handle moderate current loads.
Manufacturer
Application
Equivalent
1. LM2596 series by Texas Instruments
2. L4971 by STMicroelectronics
3. MC34063 by ON Semiconductor (with additional components)
4. TPS54331 by Texas Instruments
5. L78S05 series by STMicroelectronics (for fixed voltage applications)
Ensure compatibility by checking the specifications such as input/output voltage, current ratings, and package type when selecting an equivalent.
Expédition
Méthodes d'expéditionNous
offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.
Référence des frais d'expédition (DHL/FedEx):
DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.
FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.
Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.
Paiements
Payment Methods
Le terme de paiement est 100% prépayé.
Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:
1. PayPal
2. Carte de crédit/débit
3. Transfert bancaire
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