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LMR14050SDDA
IC REG BUCK ADJUSTABLE 5A 8SOPWR
- Hersteller
- Fr. Teil #LMR14050SDDA
- Paket HSOIC (DDA)-8
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Spezifikationen
| Package | Bulk,Tube |
| Series | SIMPLE SWITCHER® |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4V |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 28V |
| Current-Output | 5A |
| Frequency-Switching | 200kHz ~ 2.5MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Übersicht
Description
The device can deliver up to 5 A of continuous output current, making it suitable for powering high-current loads. It operates at a fixed frequency of 2.1 MHz, which allows for smaller external components and reduces the overall solution size. The high switching frequency also helps in minimizing electromagnetic interference (EMI).
The LMR14050SDDA integrates a high-side MOSFET and employs a peak current mode control architecture, ensuring fast transient response and stability over a wide range of loads. It features protection mechanisms such as cycle-by-cycle current limiting, thermal shutdown, and an adjustable soft-start function. The device is available in a thermally enhanced 8-pin HSOP PowerPAD package, which aids in heat dissipation. Overall, the LMR14050SDDA is suitable for applications needing reliable, high-density power conversion.
Features
1. Input Voltage Range: Operates with an input voltage from 4.5 V to 40 V, making it suitable for a wide range of applications.
2. Output Voltage: Provides an adjustable output voltage ranging from 0.8 V to 36 V, allowing for flexibility in various design requirements.
3. Output Current: Delivers up to 5 A of continuous output current, which is suitable for powering various loads.
4. Efficiency: High efficiency is achieved through a synchronous rectification design, which reduces power loss and heat.
5. Switching Frequency: Operates at a fixed switching frequency of 700 kHz, which helps in reducing the size of external components.
6. Protection Features: Includes over-current protection, thermal shutdown, and undervoltage lockout to ensure reliable and safe operation.
7. Package: Available in a thermally enhanced 8-pin SO PowerPAD package (DDPAK), aiding in better heat dissipation.
8. Applications: Ideal for use in industrial power supplies, automotive systems, and consumer electronics where efficient step-down voltage conversion is required.
These features make the LMR14050SDDA a versatile and robust choice for a variety of power management applications.
Package
Pinout
1. VIN: Input voltage supply pin.
2. SW: Switch node; output from the internal power switch.
3. BOOT: Bootstrap capacitor connection for high-side gate drive.
4. GND: Ground pin; should be connected to system ground.
5. FB: Feedback pin for setting the output voltage via a resistor divider.
6. EN: Enable pin; used to enable or disable the regulator.
7. RT/CLK: Resistor timing or external clock pin for setting the switching frequency.
8. NC: No connection or not internally connected.
The LMR14050SDDA is designed to provide high efficiency and minimal external components, supporting an input voltage range of 4.5V to 40V and capable of delivering up to 5A of output current.
Manufacturer
Application
Equivalent
Versand
VersandmethodenWir
bieten Sie globale Versanddienstleistungen durch DHL, FedEx, TNT, UPS oder einen anderen Spediteur Ihrer Wahl.
Versandgebührenreferenz (DHL/FedEx):
DHL: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 2-5 Werktagen.
von FedEx: Versandkosten reichen von $25-$40 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.
UPS: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.
TNT: Versandkosten reichen von $25-$65 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.
EMS: Versandkosten reichen von $30-$50 (0.5kg), mit einer geschätzten Lieferzeit von 7-15 Werktagen.
Registrierte Luftpost: Versandkosten sind $ 2- $ 4 (0,1 kg), mit einer geschätzten Lieferzeit von 5-20 Werktagen.
Zahlungen
Payment Methods
Die Zahlungsfrist ist 100% Prepaid.
Derzeit akzeptieren wir nur die folgenden Zahlungsmethoden:
1. PayPal
2. Kredit- / Debitkarte
3. Überweisung
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