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NCP3170BDR2G
+NomenclatureIC REG BUCK ADJUSTABLE 3A 8SOIC
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FabricantSemi - conducteurs
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Pièce fabricant #NCP3170BDR2G
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Package SOIC-8
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En stock2909
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 17.28V |
| Current-Output | 3A |
| Frequency-Switching | 1MHz |
| SynchronousRectifier | Both |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Présentation
Description
Key features include a fixed-frequency PWM control architecture that enables low output voltage ripple and predictable noise performance, adjustable output voltage through an external resistor divider, and internally compensated control loops for stable operation across various conditions. It also incorporates protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and safety.
The NCP3170BDR2G is housed in a compact, thermally efficient package, which simplifies design and minimizes the PCB footprint. Its ease of use, coupled with robust performance characteristics, makes it a preferred choice for designers seeking an efficient and reliable power supply solution.
Equivalent
1. LM2596 from Texas Instruments.
2. MP1584 from MPS (Monolithic Power Systems).
3. LTC3777 from Analog Devices.
4. TPS54331 from Texas Instruments.
5. AP3211 from Diodes Incorporated.
Always ensure to check specific parameters like input voltage range, output current, switching frequency, and package type to ensure compatibility with your application.
Features
The NCP3170BDR2G is equipped with overcurrent and thermal shutdown protections, enhancing its reliability and safety in various operating conditions. The device's design ensures high efficiency, which is crucial for minimizing power loss and maximizing battery life in portable applications. Additionally, it is housed in a space-saving SOIC-8 package, making it suitable for use in constrained spaces. Overall, the NCP3170BDR2G is designed for robust performance in consumer electronics, industrial, and networking applications.
Pinout
1. VIN: Input voltage supply pin.
2. SW: Switching node, connects to the inductor.
3. GND: Ground connection.
4. FB: Feedback pin for output voltage regulation.
5. COMP: Compensation pin for stabilizing the control loop.
6. EN: Enable pin to turn the device on or off.
7. BOOT: Bootstrap pin for high-side gate drive.
8. NC: No connection or sometimes not present depending on the package.
9. SYNC: Synchronization input for external clock (DFN-10 package).
10. PGOOD: Power good indicator (DFN-10 package).
Please consult the specific datasheet for precise pin configuration and additional details, as the function of some pins can vary slightly based on the specific package version.