| Allicdata Part #: | SRF1280-471MTR-ND |
| Manufacturer Part#: |
SRF1280-471M |
| Price: | $ 0.65 |
| Product Category: | Inductors, Coils, Chokes |
| Manufacturer: | Bourns Inc. |
| Short Description: | INDUCT ARRAY 2 COIL 470UH SMD |
| More Detail: | Shielded 2 Coil Inductor Array 1.88mH Inductance -... |
| DataSheet: | SRF1280-471M Datasheet/PDF |
| Quantity: | 1000 |
| 400 +: | $ 0.59072 |
| 800 +: | $ 0.47820 |
| 1200 +: | $ 0.45007 |
| 2800 +: | $ 0.43601 |
| 10000 +: | $ 0.40788 |
| Current Saturation - Series: | 838mA |
| Height: | 0.315" (8.00mm) |
| Size / Dimension: | 0.492" L x 0.492" W (12.50mm x 12.50mm) |
| Package / Case: | Nonstandard |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 125°C |
| Ratings: | -- |
| Shielding: | Shielded |
| DC Resistance (DCR) - Series: | 3.3 Ohm Max |
| DC Resistance (DCR) - Parallel: | 865 mOhm Max |
| Series: | SRF1280 |
| Current Saturation - Parallel: | 1.68A |
| Current Rating - Series: | 427mA |
| Current Rating - Parallel: | 850mA |
| Tolerance: | ±20% |
| Inductance - Connected In Series: | 1.88mH |
| Inductance - Connected In Parallel: | 470µH |
| Number of Coils: | 2 |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
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Arrays, Signal Transformers, is a grouping of devices used to help in the transmission, receiving, and handling of electronic signals in a wide variety of applications. One such device is the SRF1280-471M, a single channel, dual-band, transformer-type low-frequency transformer. This device is capable of providing a maximum power of 1.6 kilowatts at frequencies between 1 Hz and 3 MHz, making it suitable for a wide variety of applications.
The SRF1280-471M is primarily used in the field of RF/microwave engineering for the purpose of impedance matching between two different power levels. The device is also often used in high-power transmission and handling of microwave signals for large antenna arrays and other large-scale communication systems. Additionally, the device can be used as part of an impedance matching element for very high frequency (VHFR) equipment, such as satellite television receivers, mobile phone receivers, and other instruments.
The working principle of the SRF1280-471M is simple. The primary purpose of the device is to provide a low-cost, low-noise, high-efficiency, high-current transformer that will reduce the impedance level of the high-power microwave source device, allowing the signal to be properly matched to the input impedance of the next stage of the signal chain. The device consists of a single rectangular core made from a ferrite material, inside which is wound a physically isolated secondary winding. A voltage is applied to the secondary winding, which in turn creates a current of the exact same frequency. The current is then fed into the primary winding, which then couples the energy of the same frequency into the secondary winding, resulting in an effective impedance of the primary transformer.
This impedance matching is achieved by controlling the resistance and inductance of the primary windings. The resistance of the primary can be controlled by adjusting the flux levels of the primary core, while the inductance can be adjusted by controlling the number of windings on the core. This adjustment allows the SRF1280-471M to be tuned to a particular impedance level, making it suitable for a wide range of applications. Additionally, the device can also be used to increase the amount of current that can be transmitted through the signal chain.
The SRF1280-471M is an extremely versatile transformer, and is used in a variety of applications. It is often used in the transmission and handling of microwave signals for large antenna arrays, such as those used in cellular networks, satellite television receivers, and other high-power microwave communications systems. Additionally, the device can be used in the matching and impedance optimization of other high-frequency equipment, such as VHFR equipment, RF/microwave receivers, and other equipment needing optimized signal transmission.
The SRF1280-471M is a low-cost and high-efficiency transformer, making it an ideal choice for a wide variety of applications. The device is highly reliable and efficient, and its low-cost and low-noise performance make it one of the most popular and versatile transformers available. It is capable of handling a maximum power of 1.6 kW at frequencies from 1 Hz to 3 MHz, making it suitable for a range of applications and providing an ideal solution for high-power microwave signal transmission.
The specific data is subject to PDF, and the above content is for reference
| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| SRF1260A-1R5Y | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 1.5UH... |
| SRF1006-302Y | Bourns Inc. | -- | 1000 | CMC 3MH 350MA 2LN 3 KOHM ... |
| SRF1260-470M | Bourns Inc. | 0.5 $ | 3600 | INDUCT ARRAY 2 COIL 47UH ... |
| SRF1260A-220M | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 22UH ... |
| SRF1260-1R0Y | Bourns Inc. | 0.5 $ | 1600 | INDUCT ARRAY 2 COIL 1UH S... |
| SRF1260A-101M | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 100UH... |
| SRF16100 C0G | Taiwan Semic... | 0.31 $ | 1000 | DIODE ARRAY SCHOTT 100V I... |
| SRF1650HC0G | Taiwan Semic... | 0.32 $ | 1000 | DIODE ARRAY SCHOTT 50V IT... |
| SRF1280-220M | Bourns Inc. | -- | 6400 | INDUCT ARRAY 2 COIL 22UH ... |
| SRF1260A-102M | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 1MH S... |
| SRF1260A-150M | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 15UH ... |
| SRF1260A-2R2Y | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 2.2UH... |
| SRF1006-472Y | Bourns Inc. | -- | 4000 | CMC 4.7MH 250MA 2LN 6.2 K... |
| SRF1280A-3R3Y | Bourns Inc. | 0.54 $ | 1000 | INDUCT ARRAY 2 COIL 3.3UH... |
| SRF1280A-4R7Y | Bourns Inc. | 0.63 $ | 1000 | INDUCT ARRAY 2 COIL 4.7UH... |
| SRF1690HC0G | Taiwan Semic... | 0.33 $ | 1000 | DIODE ARRAY SCHOTT 90V IT... |
| SRF1280A-151M | Bourns Inc. | 0.63 $ | 1000 | INDUCT ARRAY 2 COIL 150UH... |
| SRF1306-350Y | Bourns Inc. | 0.53 $ | 1000 | CMC 35UH 2.7A 2LN 400 OHM... |
| SRF1280-221M | Bourns Inc. | -- | 6000 | INDUCT ARRAY 2 COIL 220UH... |
| SRF1280-680M | Bourns Inc. | 0.65 $ | 1200 | INDUCT ARRAY 2 COIL 68UH ... |
| SRF1280A-100M | Bourns Inc. | 0.63 $ | 1200 | INDUCT ARRAY 2 COIL 10UH ... |
| SRF1280A-821M | Bourns Inc. | 0.54 $ | 1000 | INDUCT ARRAY 2 COIL 820UH... |
| SRF1280-4R7Y | Bourns Inc. | -- | 1000 | INDUCT ARRAY 2 COIL 4.7UH... |
| SRF1260A-R47Y | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 470NH... |
| SRF1280-331M | Bourns Inc. | 0.65 $ | 400 | INDUCT ARRAY 2 COIL 330UH... |
| SRF1280A-471M | Bourns Inc. | 0.63 $ | 1000 | INDUCT ARRAY 2 COIL 470UH... |
| SRF1280-820M | Bourns Inc. | 0.65 $ | 1000 | INDUCT ARRAY 2 COIL 82UH ... |
| SRF1280A-681M | Bourns Inc. | 0.54 $ | 1000 | INDUCT ARRAY 2 COIL 680UH... |
| SRF1260-680M | Bourns Inc. | 0.5 $ | 1200 | INDUCT ARRAY 2 COIL 68UH ... |
| SRF1280-470M | Bourns Inc. | -- | 2800 | INDUCT ARRAY 2 COIL 47UH ... |
| SRF1280A-1R5Y | Bourns Inc. | 0.63 $ | 1000 | INDUCT ARRAY 2 COIL 1.5UH... |
| SRF1260A-151M | Bourns Inc. | 0.41 $ | 1000 | INDUCT ARRAY 2 COIL 150UH... |
| SRF1640HC0G | Taiwan Semic... | 0.29 $ | 1000 | DIODE ARRAY SCHOTT 40V IT... |
| SRF1280-1R5Y | Bourns Inc. | -- | 1000 | INDUCT ARRAY 2 COIL 1.5UH... |
| SRF1630 C0G | Taiwan Semic... | 0.26 $ | 1000 | DIODE ARRAY SCHOTT 30V IT... |
| SRF1260A-100M | Bourns Inc. | 0.0 $ | 1000 | INDUCT ARRAY 2 COIL 10UH ... |
| SRF1306-102Y | Bourns Inc. | 0.58 $ | 1000 | LINE FILTER 50VDC 350MA C... |
| SRF1280-1R0Y | Bourns Inc. | 0.65 $ | 800 | INDUCT ARRAY 2 COIL 1UH S... |
| SRF1280A-220M | Bourns Inc. | 0.63 $ | 800 | INDUCT ARRAY 2 COIL 22UH ... |
| SRF1020HC0G | Taiwan Semic... | 0.27 $ | 1000 | DIODE ARRAY SCHOTT 20V IT... |
INDUCT ARRAY 2 COIL 170NH SMDUnshielded ...
INDUCT ARRAY 2 COIL 677.4UH SMDShielded ...
INDUCT ARRAY 2 COIL 5.7UH SMDUnshielded ...
INDUCT ARRAY 2 COIL 820UH SMDShielded 2 ...
INDUCT ARRAY 2 COIL 470UH SMDShielded 2 ...
INDUCT ARRAY 2 COIL 220UH SMDShielded 2 ...
SRF1280-471M Datasheet/PDF