Piezo Sound Generators
| Product selection guide - SMD without oscillator circuit | |||||||||
| Model | Diameter (mm) |
Height (mm) |
Rated Voltage (Vp-p) |
Operating Voltage (Vp-p |
Rated Current (ma max) |
Capacitance 120 Hz (nf) |
Min Sound Output (db/10cm) |
Rated Frequency (Hz) |
Sealed Structure |
| NHPS16A | 16.1 x 16.1 | 3.1 | 3 | 1 ~ 25 | 5 | 20 +/- 30% | 75 | 4000 | yes |
| NHPS17A | 17 | 5.5 | 9 | 1 ~ 15 | 3 | 12 +/- 30% | 80 | 4000 | yes |
| Product selection guide - PCB without oscillator circuit | |||||||||
| Model | Diameter (mm) |
Height (mm) |
Rated Voltage (Vp-p) |
Operating Voltage (Vp-p) |
Rated Current (ma max) |
Capacitance 120Hz (pf) |
Min Sound Output (db/10cm) |
Rated Frequency (Hz) |
Sealed Structure |
| NHPA17A | 17 | 7 | 5 | 1 ~ 30 | 1 | 15000 +/- 30% | 78 | 4096 +/- 500 | no |
| NHPA17B | 17 | 8.5 | 5 | 1 ~ 30 | 1 | 15000 +/- 30% | 78 | 3000 ~ 5000 | no |
| NHPA22A | 22 | 9 | 10 | 1 ~ 30 | 3 | 15000+/- 30% | 85 | 4000 +/- 500 | no |
| NHPA29A | 28.5 | 14 | 12 | 1 ~ 30 | 8 | 85 | 3500 +/- 500 | no | |
| NHPA30A | 30 | 7.5 | 5 | 1 ~ 30 | 4 | 85 | 2500 +/- 500 | no | |
| NHPA30B | 30 | 7.5 | 3 | 3 ~ 30 | 2.8 | 90 | 4600 +/- 500 | no | |
| NHPA45A | 45 | 13.6 | 12 | 1 ~ 50 | 100 (1ft) | 2200 ~ 4000 | no | ||
| NHPM14A | 13.8 | 6.8 | 5 | 1 ~ 20 | 1 | 15000 +/-30% | 80 | 4000 +/- 500 | yes |
| NHPU51A-1 | 51.3 | 16.5 | 8 | 1 ~ 28 | 95 | 22000 +/- 1000 | no | ||
| Product selection guide - Leadwire without oscillator circuit | |||||||||
|
Model |
Diameter (mm) |
Height (mm) |
Rated Voltage (Vp-p) |
Operating Voltage (Vp-p) |
Rated Current (ma max) |
Capacitance 120Hz (pf) |
Min Sound Output (db/10cm) |
Rated |
Sealed Structure |
| NHPA17C | 17 | 4 | 9 | 1 ~ 30 | 2 | 15000 +/- 30% | 80 | 4000 | no |
| Product selection guide -PCB with built in oscillator | ||||||||
|
Model |
Diameter (mm) |
Height (mm) |
Rated Voltage (V) |
Operating Voltage (V) |
Rated Current (ma max) |
Min Sound Output (db/10cm) |
Generated Frequency (Hz) |
Sealed Structure |
| NHPA24AX | 23.5 | 9.5 | 12 | 3 ~ 20 | 15 | 86 | 3400 +/- 500 | no |
| NHPM14AX | 13.8 | 7.5 | 12 | 3 ~ 16 | 7 | 80 | 4000 +/- 500 | yes |
| NHPM24AX | 23.5 | 17.5 | 12 | 3 ~ 20 | 8 | 90 (30cm) | 3700 +/- 500 | yes |
|
Product selection guide - Leadwire with built in oscillator |
||||||||
|
Model |
Diameter (mm) |
Height (mm) |
Rated Voltage (V) |
Operating Voltage (V) |
Rated Current (ma max) |
Min Sound Output (db/10cm) |
Generated Frequency (Hz) |
Sealed Structure |
| NHPA22AX | 22 | 11 | 12 | 3 ~ 28 | 8 | 90 (30cm) | 4500 +/- 500 | no |
| NHPA23AX | 23 | 17 | 12 | 3 ~ 16 | 8 | 90 (30cm) | 3700 +/- 500 | no |
|
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