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LM337IMPX
IC REG LIN NEG ADJ 1.5A SOT223-4
- Fabricant
- Mfr. Partie #LM337IMPX
- Paquet SOT-223 (DCY)-4
- Fiche de données
- En stock2030
100% original & Nouveau
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Spécifications
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Not For New Designs |
| OutputConfiguration | Negative |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | -40V |
| Voltage-Output(Min/Fixed) | -1.2V |
| Voltage-Output(Max) | -37V |
| Current-Output | 1.5A |
| PSRR | 60dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-261-4, TO-261AA |
Vue d'ensemble
Description
Manufactured by Texas Instruments, the LM337IMPX offers features like thermal overload protection, short-circuit current limiting, and safe-area compensation, which enhance its reliability and safety in operation. The device is available in a surface-mount package, which facilitates integration into circuit boards with space constraints. It is commonly used in applications such as power supplies, battery chargers, and any circuits needing a stable negative voltage supply. Its low dropout voltage and high ripple rejection further contribute to its efficiency and effectiveness in maintaining consistent performance even in challenging conditions.
Features
1. Adjustable Output Voltage: It allows output voltage adjustment from -1.25V to -37V, making it versatile for various applications.
2. Current Capability: The device can supply a current output of up to 1.5A, depending on the input-output voltage difference and ambient temperature.
3. Thermal Regulation: It includes thermal overload protection to prevent damage from excessive heat, ensuring reliable operation.
4. Short-Circuit Protection: Built-in current limiting ensures protection against short circuits.
5. Line and Load Regulation: Offers excellent line and load regulation, contributing to stable performance across different operating conditions.
6. Low Dropout Voltage: The regulator requires a small voltage difference between input and output for proper operation.
These features make the LM337IMPX suitable for use in a wide range of applications, including power supplies and battery-operated devices, where stable and adjustable negative voltage is required.
Package
Pinout
1. Pin 1 (Adjust): This pin allows for the adjustment of the output voltage. By connecting a resistor divider network between the output and the adjust pin, you can set the desired output voltage level.
2. Pin 2 (Output): The regulated negative output voltage is provided at this pin. It is the terminal where the load is connected to receive the stabilized voltage.
3. Pin 3 (Input): This pin receives the unregulated input voltage. The input voltage must be more negative than the desired output voltage by at least the dropout voltage to ensure proper regulation.
The LM337IMPX helps in providing a reliable and adjustable negative voltage supply for various electronic circuits and applications.
Manufacturer
Application
Equivalent
1. LT337 - By Analog Devices
2. UA79M33 - By Texas Instruments
3. LM337T - By STMicroelectronics
4. L79M33 - By STMicroelectronics
These products provide similar functionality, offering adjustable negative voltage regulation. Always check the datasheets for compatibility with your specific requirements.
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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