| PartNumber | HHM2909C4 | HHM2910E4 | HHM2910E1 |
| Description | Signal Conditioning 1.85-1.91GHz Coupling 12.8dB | Signal Conditioning DIRECTIONAL COUPLER 1.71-1.98GHz | Signal Conditioning DIRECTIONAL COUPLER 1.71-2GHz |
| Manufacturer | TDK | TDK | TDK |
| Product Category | Signal Conditioning | Signal Conditioning | Signal Conditioning |
| RoHS | Y | Y | Y |
| Product Type | Couplers | Couplers | Couplers |
| Product | Directional Couplers | Directional Couplers | Directional Couplers |
| Frequency Range | 777 MHz to 787 MHz, 1850 MHz to 1910 MHz | 1710 MHz to 1755 MHz | 1710 MHz to 2025 MHz |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | 1 mm x 0.5 mm x 0.4 mm | 0402 (1005 metric) | 0402 (1005 metric) |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | HHM | HHM | HHM |
| Packaging | Reel | Reel | Reel |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Type | Multilayer Directional Coupler | Multilayer Directional Coupler | Multilayer Directional Coupler |
| Brand | TDK | TDK | TDK |
| Insertion Loss | 0.25 dB, 0.28 dB, 0.5 dB, 0.55 dB, 0.6 dB | 0.22 dB | 0.22 dB |
| Factory Pack Quantity | 10000 | 10000 | 10000 |
| Subcategory | Filters | Filters | Filters |
| Frequency | - | - | - |
| Bandwidth | - | - | - |
| Impedance | - | 50 Ohms | 50 Ohms |
| Unit Weight | - | 0.000023 oz | 0.000023 oz |