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| PartNumber | SMT-1830-TW-2-R | SMT-1640-S-2-R | SMT-1625 |
| Description | Speakers & Transducers 10 VP-P 7 MA | Speakers & Transducers 70 dBA 5Vpp 4000Hz | AUDIO PIEZO TRANSDUCER SMD |
| Manufacturer | - | PUI Audio, Inc. | PUI Audio, Inc. |
| Product Category | - | Buzzers | Buzzers |
| Series | - | SMT | SMT |
| Product | - | Transducers | - |
| Type | - | Electromagnetic | - |
| Packaging | - | Tape & Reel (TR) Alternate Packaging | Tape & Reel (TR) |
| Termination Style | - | Gullwing Lead | - |
| Operating Temperature Range | - | - 40 C to + 120 C | - |
| Height | - | 2.5 mm | - |
| Length | - | 16 mm | - |
| Width | - | 16 mm | - |
| Frequency | - | 4kHz | - |
| Termination | - | Solder Pads | - |
| Driver Circuitry | - | Transducer, Externally Driven | Transducer, Externally Driven |
| Technology | - | Piezo | Piezo |
| Input Type | - | peak-peak Signal | - |
| Voltage Rated | - | 5Vp-p | - |
| Voltage Range | - | 1 ~ 25V | - |
| Operating Mode | - | Continuous | - |
| Sound Pressure Level | - | 75dB @ 5V, 10cm | - |
| Current Supply | - | 3mA | - |
| Operating Temperature | - | -40°C ~ 120°C | - |
| Washable | - | No | No |
| Port Location | - | Side | - |
| Mounting Type | - | Surface Mount | Surface Mount |
| Size Dimension | - | 16.0mm L x 16.0mm W x 2.7mm H | - |
| Shape | - | Square | - |
| Dimensions | - | 16 mm L x 2.5 mm H x 16 mm W | - |
| Height in | - | 0.098 in | - |
| Height mm | - | 2.5 mm | - |
| Length in | - | 0.63 in | - |
| Length mm | - | 16 mm | - |
| Width in | - | 0.63 in | - |
| Width mm | - | 16 mm | - |