| PartNumber | ATR4251-PFPY 19 | ATR4251-PFSY | ATR4251-EK |
| Description | RF Amplifier COM.RADIO-Low-noise Antenna Amplifier | RF Amplifier COM.RADIO-Low-noise antenna amplifier | RF Development Tools Antenna Amplifier Eval Kit |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | RF Amplifier | RF Amplifier | RF Development Tools |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-24 | QFN-24 | - |
| Gain | 5 dB | - | - |
| Operating Supply Current | 11 mA to 17 mA | - | - |
| Packaging | Reel | - | Bulk |
| Product | Audio Amplifiers | - | Evaluation Kits |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Pd Power Dissipation | 550 mW | - | - |
| Product Type | RF Amplifier | RF Amplifier | RF Development Tools |
| Factory Pack Quantity | 1500 | 1500 | 1 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Development Tools |
| Unit Weight | 0.032741 oz | 0.032741 oz | - |
| Minimum Operating Temperature | - | - 40 C | - |
| Maximum Operating Temperature | - | + 105 C | - |
| Type | - | - | RF Amplifiers |
| Description/Function | - | - | AM and FM amplifier Evaluation kit |