NA-FRA381-A10-2
Features
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2.75x1.85x0.9mm Bottom Port
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Narrow Sensitivity +/-1dB
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RF Shielded
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Compatible with Standard SMD Reflow Technology
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RoHS Compliance & Halogen Free
Performance Parameters
| Parameter | Symbol | Condition | Min | Nom. | Max | Unit |
| Sensitivity | S | f=1KHz, Pin=1Pa, 0dB=1V/Pa | -39 | -38 | -37 | dB |
| Operating Voltage | VDD | 1.6 | 2 | 3.6 | V | |
| Directivity | Omni-directional | |||||
| Polarity | Sound pressure increase | Output voltage increase | ||||
| Sensitivity vs. Voltage | ΔS | Vs= 3.6V to 1.6V | 0.5 | dB | ||
| Output Impedance | ZOUT | f=1kHz | 400 | Ω | ||
| Current Consumption1 | I | 1.6 V to 3.6V | 120 | 200 | µA | |
| S/N Ratio | S/N | 20-5KHz Bandwidth, A-Weighted | 66 | dBA | ||
| 20-8KHz Bandwidth, A-Weighted | 65 | dBA | ||||
| 20-20KHz Bandwidth, A-Weighted | 62 | 64 | dBA | |||
| Total Harmonic Distortion | THD | 94dB SPL @1KHz | 0.05 | 0.5 | % | |
| Total Harmonic Distortion | THD | 125dBSPL@1KHz | 1 | % | ||
| Acoustic Overload Poin | AOP | THD 10%@1KHz | 127 | dBSPL | ||
| Power Supply Rejection | PSR | 100mVpp Squarewave @217Hz, A-weighted | -105 | -95 | dB | |
| Power Supply Rejection Ratio | PSRR | 200mVpp Sinewave @1KHz | 60 | 76 | dB | |
| DC output | VDC | 0.85 | V | |||
| Output load | Cload | 100 | pF | |||
| Output load | Rload | 8 | KΩ | |||
| Note：Frequency response, sensitivity and current consumption are tested by 100% on product line. | ||||||
