| PartNumber | HHM1520A2 | HHM1520 | HHM1521 |
| Description | Signal Conditioning XFMR Balun RF 2.4GHz WLAN & Bluetooth | Signal Conditioning XFMR Balun RF 2.4GHz WLAN & Bluetooth | BALUN 2.4GHZ-2.5GHZ 50/200 0805 |
| Manufacturer | TDK | TDK Corporation | TDK Corporation |
| Product Category | Signal Conditioning | Balun | Balun |
| RoHS | Y | - | - |
| Product Type | Filters | - | - |
| Product | Baluns | Baluns | - |
| Frequency Range | 2400 MHz to 2500 MHz | 2.4GHz ~ 2.5GHz | 2.4GHz ~ 2.5GHz |
| Impedance | 100 Ohms | 50 Ohms | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Package / Case | 0805 (2012 metric) | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Series | HHM | HHM | |
| Packaging | Reel | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Mounting | SMD/SMT | SMD/SMT | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Type | Multilayer Chip Balun Transformer | Multilayer Chip Balun Transformer | - |
| Brand | TDK | - | - |
| Insertion Loss | 1 dB | 1 dB | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | Filters | - | - |
| Unit Weight | 0.000194 oz | 0.000194 oz | - |
| Package Case | - | 0805 (2012 metric) | 0805 (2012 Metric) |
| Mounting Type | - | Surface Mount | Surface Mount |
| Impedance Unbalanced Balanced | - | 50 / 100 Ohm | 50 / 200 Ohm |
| Phase Difference | - | 180° ±10 | 180° ±10 |
| Insertion Loss Max | - | 1.0dB | 1.0dB |
| Return Loss Min | - | 10dB | 10dB |