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LMR14030SDDAR
IC REG BUCK ADJ 3.5A 8SOPWR
- Hersteller
- Fr. Teil #LMR14030SDDAR
- Paket HSOIC (DDA)-8
- Datenblatt
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Spezifikationen
| Package | Tape & Reel (TR),Cut Tape (CT) |
| 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 | 3.5A |
| 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 LMR14030SDDAR operates with an input voltage range from 4 V to 40 V, which allows it to handle various power supply sources. It features a fixed switching frequency of 2.1 MHz, contributing to a small solution size by allowing the use of smaller external components. Additionally, the device offers a low dropout voltage and excellent line and load regulation.
Key features include internal compensation, current-mode control for fast transient response, and thermal shutdown protection. The converter also offers an adjustable output voltage, allowing for versatility in different applications. Its small-footprint SMD package makes it ideal for space-constrained designs.
Overall, the LMR14030SDDAR is a versatile and efficient solution for converting higher voltages to a lower, regulated output in a compact form factor.
Features
1. Input Voltage Range: Operates from 4.0 V to 40 V, making it suitable for a wide range of applications, including automotive and industrial systems.
2. Output Current: Capable of delivering up to 3 A continuous output current.
3. Efficiency: High efficiency due to low quiescent current and optimized switching frequency, which reduces power loss.
4. Switching Frequency: Fixed internally at 700 kHz, which allows for smaller external components and a compact design.
5. Output Voltage: Adjustable output voltage with an integrated feedback loop that maintains stable operation over varying loads and input conditions.
6. Thermal Performance: Operates with a thermal shutdown feature to protect against overheating, ensuring reliable performance under high-load conditions.
7. Protection Features: Includes cycle-by-cycle current limit, short-circuit protection, and thermal shutdown for enhanced safety.
8. Package: Offered in a compact and thermally efficient 8-pin SO PowerPAD package.
These features make the LMR14030SDDAR a versatile and reliable choice for power management in various electronic devices.
Package
Pinout
Here's a brief overview of the pin functions:
1. VIN (Pin 1): Input voltage supply pin.
2. GND (Pin 2): Ground pin.
3. SW (Pin 3): Switch node pin, connected to the inductor.
4. BOOT (Pin 4): Bootstrap capacitor connection to drive the gate of the internal high-side MOSFET.
5. FB (Pin 5): Feedback pin for setting the output voltage.
6. COMP (Pin 6): Compensation pin for loop stability.
7. EN (Pin 7): Enable pin to turn the device on or off.
8. RT/CLK (Pin 8): Sets the switching frequency or synchronizes with an external clock.
The LMR14030SDDAR is suitable for a wide range of applications, offering features like high efficiency, adjustable output voltage, and the ability to support high-frequency operation.
Manufacturer
Application
Equivalent
1. TI LM2675: A 1A step-down voltage regulator.
2. Diodes Inc. AP3403: A 3A synchronous buck converter.
3. STMicroelectronics L5973D: A 2A step-down switching regulator.
4. Microchip MCP16301: A 600mA buck converter.
5. ON Semiconductor NCP1117: A low dropout voltage regulator.
Ensure compatibility by checking the specifications like input/output voltage range, current rating, and package type.
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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