
784778047 Inductors, Coils, Chokes |
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Allicdata Part #: | 732-6743-2-ND |
Manufacturer Part#: |
784778047 |
Price: | $ 1.08 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | Wurth Electronics Inc. |
Short Description: | FIXED IND 4.7UH 2.4A 79 MOHM SMD |
More Detail: | 4.7µH Shielded Wirewound Inductor 2.4A 79 mOhm Max... |
DataSheet: | ![]() |
Quantity: | 1000 |
1000 +: | $ 0.97776 |
DC Resistance (DCR): | 79 mOhm Max |
Height - Seated (Max): | 0.138" (3.50mm) |
Size / Dimension: | 0.287" L x 0.287" W (7.30mm x 7.30mm) |
Supplier Device Package: | 7332 |
Package / Case: | Nonstandard, 4 Lead |
Mounting Type: | Surface Mount |
Inductance Frequency - Test: | 100kHz |
Operating Temperature: | -40°C ~ 125°C |
Ratings: | AEC-Q200 |
Frequency - Self Resonant: | 52MHz |
Q @ Freq: | -- |
Series: | WE-PDA |
Shielding: | Shielded |
Current - Saturation: | 3.1A |
Current Rating: | 2.4A |
Tolerance: | ±20% |
Inductance: | 4.7µH |
Material - Core: | Nickel Zinc Ferrite (NiZn) |
Type: | Wirewound |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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Fixed inductors are electronic components that store energy in the form of an electric current. They come in all shapes and sizes and are used in a variety of applications. The 784778047 is a fixed inductor that has many useful applications and a working principle that allow it to help with a variety of functions.
Applications of the 784778047
The 784778047 can be used in power supplies, switched mode power supplies (SMPS), and battery chargers. It can also be used as a charge controller to prevent overcharging of batteries. In addition, it can be used in dynamic voltage restorer (DVR) circuits and as an output stage in DC-DC converters. The 784778047 can also be used as an impedance matching component in audio systems, as well as in RF transmit/receive and bi-directional (R/W) converters. The 784778047 can even be used in DC-DC converter applications that require high power efficiency.
Working Principle of the 784778047
The 784778047 is a type of inductor that works by storing energy in a magnetic field and releasing it when a specific voltage is reached. A coil of wire is wound around a core that can be made of ferrite, iron, or other materials depending on the application. When a current is passed through the coil, it induces a magnetic field which stores the energy. When the voltage rises above a certain level, the magnetic field collapses and the energy is released. This process is known as inductive reactance.
The 784778047 works by taking advantage of the inductive reactance process. It is capable of providing both AC and DC current, depending on the application. When used in AC current applications, the 784778047 acts as a voltage regulator by automatically regulating the output voltage when the input voltage exceeds the preset level. This makes the 784778047 especially useful in applications that require precise output voltage levels.
When used in DC current applications, the 784778047 acts as a current limiter by limiting the current passing through the inductor. This helps to prevent damage to the inductor and also makes the 784778047 useful for applications that require high power efficiency, such as in DC-DC converters.
Conclusion
The 784778047 is a versatile fixed inductor that can be used in a variety of applications. It works by taking advantage of the inductive reactance process, providing both AC and DC current depending on the application. It has many useful applications, such as power supplies, switched-mode power supplies, battery chargers, dynamic voltage restorer (DVR) circuits, output stage in DC-DC converters, audio systems, RF transmit/receive and bi-directional (R/W) converters, and DC-DC converter applications. Its ability to limit current and regulate voltage makes it especially useful in applications that require precise voltage and current levels.
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Part Number | Manufacturer | Price | Quantity | Description |
---|
784773 | Wurth Electr... | 114.35 $ | 1 | SMD POWER INDUCTORS WE-PD... |
784774047 | Wurth Electr... | -- | 1000 | FIXED IND 4.7UH 3A 71 MOH... |
7847709022 | Wurth Electr... | 1.49 $ | 1000 | FIXED IND 2.2UH 7.5A 14.5... |
784777022 | Wurth Electr... | 1.08 $ | 1000 | FIXED IND 2.2UH 2.7A 61 M... |
784774115 | Wurth Electr... | 0.78 $ | 1000 | FIXED IND 15UH 1.53A 140 ... |
784774133 | Wurth Electr... | 0.78 $ | 1000 | FIXED IND 33UH 1.09A 230 ... |
784777470 | Wurth Electr... | 1.08 $ | 1000 | FIXED IND 47UH 1.15A 300 ... |
784771330 | Wurth Electr... | 1.59 $ | 908 | FIXED IND 33UH 2.8A 62.5M... |
784775247 | Wurth Electr... | -- | 1000 | FIXED IND 470UH 360MA 1.9... |
784777471 | Wurth Electr... | 1.08 $ | 1000 | FIXED IND 470UH 350MA 2.7... |
784770470 | Wurth Electr... | 1.29 $ | 1000 | FIXED IND 47UH 3.1A 71 MO... |
7847709470 | Wurth Electr... | 1.49 $ | 250 | FIXED IND 47UH 3.2A 67 MO... |
784771331 | Wurth Electr... | 1.11 $ | 1000 | FIX IND 330UH 800MA 594MO... |
784770330 | Wurth Electr... | 1.29 $ | 1000 | FIXED IND 33UH 3.4A 55MOH... |
784773022 | Wurth Electr... | -- | 1000 | FIXED IND 2.2UH 2.5A 71 M... |
784773139 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 39UH 770MA 587 ... |
784771100 | Wurth Electr... | 1.11 $ | 1000 | FIXED IND 10UH 5A 26.5 MO... |
7847709102 | Wurth Electr... | 1.49 $ | 1000 | FIXED IND 1MH 630MA 1.06 ... |
784774112 | Wurth Electr... | 0.78 $ | 1000 | FIXED IND 12UH 2A 110 MOH... |
784775127 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 27UH 1.48A 120 ... |
784777047 | Wurth Electr... | 1.08 $ | 1000 | FIXED IND 4.7UH 2.35A 84 ... |
784775233 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 330UH 430MA 1.2... |
784775115 | Wurth Electr... | -- | 1000 | FIXED IND 15UH 1.93A 90 M... |
784773115 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 15UH 1.2A 235 M... |
784774127 | Wurth Electr... | 0.78 $ | 1000 | FIXED IND 27UH 1.19A 200 ... |
78477510 | Wurth Electr... | 0.85 $ | 1000 | FIXED IND 10UH 2.3A 70 MO... |
784775122 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 22UH 1.76A 110 ... |
784774068 | Wurth Electr... | 0.78 $ | 1000 | FIXED IND 6.8UH 2.4A 82 M... |
784775222 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 220UH 510MA 960... |
7847709100 | Wurth Electr... | 1.49 $ | 250 | FIXED IND 10UH 5A 30 MOHM... |
784776047 | Wurth Electr... | 1.11 $ | 1000 | FIXED IND 4.7UH 5A 14 MOH... |
784775022 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 2.2UH 6A 10 MOH... |
784775139 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 39UH 1.25A 160 ... |
784778047 | Wurth Electr... | 1.08 $ | 1000 | FIXED IND 4.7UH 2.4A 79 M... |
7847709033 | Wurth Electr... | 1.49 $ | 1000 | FIXED IND 3.3UH 7A 17 MOH... |
784775168 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 68UH 990MA 280 ... |
784777220 | Wurth Electr... | 1.08 $ | 1000 | FIXED IND 22UH 1.4A 215 M... |
MC-7847-AZ | CEL | 0.0 $ | 1000 | IC AMPLIFIER DBL 870MHZ H... |
784775133 | Wurth Electr... | 1.03 $ | 1000 | FIXED IND 33UH 1.35A 130 ... |
784773147 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 47UH 680MA 844 ... |
FIXED IND 10UH 590MA 350 MOHM10H Unshiel...

FIXED IND 22NH 1.4A 70 MOHM SMD22nH Unsh...

FIXED IND 13NH 600MA SMD13nH Unshielded ...

FIXED IND 680UH 210MA 4.6 OHM680H Unshie...

FIXED IND 470UH 1.3A 280 MOHM TH470H Uns...

FIXED IND 8.2UH 165MA 2.2 OHM TH8.2H Uns...
