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LM2576HVS-5.0
IC REG BUCK 5V 3A TO263-5
- Fabricant
- Mfr. Partie #LM2576HVS-5.0
- Paquet TO-263 (KTT)-5
- Fiche de données
- En stock4063
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Spécifications
| Package | Tube |
| Series | SIMPLE SWITCHER® |
| ProductStatus | Not For New Designs |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4V |
| Voltage-Input(Max) | 60V |
| 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 high efficiency of up to 90%, internal frequency compensation, and a fixed switching frequency of 52 kHz, which contributes to smaller component sizes. The LM2576HVS-5.0 also provides built-in protection features like thermal shutdown, current limiting, and input undervoltage lockout to enhance reliability and ensure safe operation. Its simple design procedure and minimal external components make it a popular choice for power supply designs in consumer, industrial, and automotive applications. The device is available in various package options, including TO-220 and TO-263, which facilitate easy mounting and heat dissipation.
Features
1. Output Voltage: Fixed 5.0V output.
2. Input Voltage Range: Operates at an input voltage of up to 60V, suitable for high-voltage applications.
3. Output Current: Capable of delivering up to 3A of output current.
4. Efficiency: Designed for high efficiency, reducing power loss and heat generation.
5. Switching Frequency: Fixed frequency operation (52 kHz), simplifying filter design and minimizing components.
6. Protection Features: Includes thermal shutdown, current limiting, and overvoltage protection to enhance reliability and safety.
7. Ease of Use: Minimal external components required, simplifying circuit design and reducing overall cost.
8. Package Options: Available in TO-220 and TO-263 packages, offering flexibility in thermal management and layout.
9. Wide Range of Applications: Suitable for use in industrial, automotive, and consumer electronics where efficient regulation from higher voltages is required.
These features make it suitable for reliable and efficient power supply designs in various applications.
Package
Pinout
1. Vin: This is the input voltage pin, where the unregulated input voltage is applied.
2. Output: This pin provides the regulated 5V output.
3. Ground (GND): This is the ground pin and serves as the reference point for the input and output voltages.
4. Feedback (FB): This pin is used to set the output voltage by connecting it to a voltage divider from the output. For the fixed version (5.0V), this is internally connected and typically not used externally.
5. ON/OFF: This pin is used to enable or disable the regulator. Connecting it to a high voltage enables the regulator, while a low voltage disables it.
The LM2576HVS-5.0 is commonly used in applications requiring efficient voltage regulation with minimal external components.
Manufacturer
Application
Equivalent
1. LM2596HVS-5.0: A similar step-down regulator from the same family.
2. L78S05CV: A linear regulator with similar output voltage, although less efficient.
3. AP1509-50: A step-down converter with comparable features.
4. MC34063A: A versatile regulator suitable for similar applications, albeit with external component differences.
Always verify specifications and compatibility with your application before substitution.
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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