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LM5020MM-2
IC REG CTRLR FLYBACK 10MSOP
- Fabricant
- Mfr. Partie #LM5020MM-2
- Paquet
- Fiche de données LM5020MM-2 DataSheet
- En stock3200
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Spécifications
| Part Status | Obsolete |
| Output Type | Transistor Driver |
| Function | Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Flyback |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 8V ~ 15V |
| Frequency - Switching | 200kHz ~ 630kHz |
| Duty Cycle (Max) | 50% |
| Synchronous Rectifier | No |
| Clock Sync | Yes |
| Control Features | Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Supplier Device Package | 10-VSSOP |
| Base Product Number | LM5020 |
Vue d'ensemble
Description
Key features include a 1.5A peak gate drive capability, allowing it to efficiently manage power transistors, and a high switching frequency up to 1 MHz, which enables the use of smaller external components and minimizes overall system size. It also integrates protection features like cycle-by-cycle current limiting, under-voltage lockout, and thermal shutdown to enhance system reliability.
The LM5020MM-2 is commonly chosen for its ability to maintain stability across a wide range of operating conditions, offering designers flexibility and robust performance. Its compact package and energy-efficient operation are ideal for space-constrained applications, such as telecommunications, industrial power supplies, and automotive systems.
Features
1. Wide Input Voltage Range: It can handle input voltages from 6V to 60V, making it suitable for a broad range of applications.
2. Low Start-Up Current: The device features a low start-up current requirement, typically around 0.5 mA, which enhances efficiency during start-up phases.
3. High-Voltage Start-Up Regulator: It provides an internal start-up regulator to manage initial power-up conditions effectively.
4. Current-Mode Control: The LM5020MM-2 uses current-mode control, which offers advantages such as simple loop compensation and inherent pulse-by-pulse current limiting.
5. Adjustable Oscillator: The switching frequency can be adjusted with a single external resistor, providing design flexibility.
6. Slope Compensation: Integrated slope compensation can be adjusted, which is necessary for stability in high-frequency applications.
7. Cycle-by-Cycle Over-Current Protection: It features cycle-by-cycle current limiting to prevent damage due to over-current conditions.
8. Shutdown Functionality: A shutdown pin is available to put the device into a low-power mode, reducing power consumption when the circuit is not in use.
These features make the LM5020MM-2 suitable for efficient power supply designs in various electronic devices.
Package
Pinout
1. VCC: Provides power to the IC.
2. OUT: Gate drive output for the external MOSFET.
3. CS (Current Sense): Used for current limit detection.
4. COMP (Compensation): For compensation of the control loop.
5. FB (Feedback): Connects to the output voltage for regulation.
6. RT: Sets the oscillator frequency with an external resistor.
7. GND: Ground reference for the IC.
8. VIN: Input voltage supply for the IC.
The LM5020MM-2 is suitable for applications requiring efficient and precise power conversion with a wide input voltage range. It includes features like current mode control for better transient response and cycle-by-cycle current limiting.
Manufacturer
Application
Equivalent
1. UC3842 - A popular PWM controller for offline and DC-to-DC converter applications.
2. NCP1200 - A fixed-frequency PWM controller with a low standby power consumption.
3. TL494 - A versatile PWM controller used in various power supply applications.
4. MC34063 - A DC-to-DC converter controller for boosting, bucking, and inverting applications.
Always verify the specific application requirements and pin compatibility when considering alternatives.
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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