Ship from: HONGKONG
Date Code: Newest Date Code
Manufacturer lead time 6 weeks
| Internal Part Number | EIS-EK-23028-A21 | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | Obsolete / Discontinued | |
| Condition | New & Unused, Original Sealed | |
| Mfg Application Notes | Ultrasonic Applications | |
| Featured Product | EK Series Microphone | |
| Standard Package | 1 | |
| Category | Audio Products | |
| Family | Microphones | |
| Series | EK | |
| Packaging | Bulk | |
| Type | Electret Condenser | |
| Output Type | Analog | |
| Direction | Omnidirectional | |
| Frequency Range | 300Hz ~ 5.7kHz | |
| Sensitivity | -57dB ±3dB @ 74dB SPL | |
| S/N Ratio | - | |
| Impedance | 4.4 kOhm | |
| Voltage - Rated | 1.3V | |
| Current - Supply | 50µA | |
| Port Location | Side | |
| Seal Rating | None | |
| Termination | Solder Pads | |
| Size / Dimension | 5.56mm L x 3.99mm W | |
| Height (Max) | 2.21mm | |
| Shape | Rectangular | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | EK-23028-A21 | |
| Related Links | EK-230, EK-23028-A21 Datasheet, Knowles Distributor | |
![]() | MC33204VPG | IC OPAMP GP 2.2MHZ RRO 14DIP | datasheet.pdf | |
![]() | RG1005P-5230-D-T10 | RES SMD 523 OHM 0.5% 1/16W 0402 | datasheet.pdf | |
![]() | 953123-2000-AR-PT | Connector Receptacle, Bottom or Top Entry 23 Position 0.079" (2.00mm) Gold Surface Mount | datasheet.pdf | |
![]() | 3-1906014-4 | CA 2.0MM OFNR 50/125,LC SEC YEL | datasheet.pdf | |
![]() | CC0201MRX5R5BB224 | CAP CER 0.22UF 6.3V X5R 0201 | datasheet.pdf | |
![]() | VI-B1N-IV-F4 | CONVERTER MOD DC/DC 18.5V 150W | datasheet.pdf | |
![]() | Y00621R00000F9L | RES 1 OHM 0.6W 1% RADIAL | datasheet.pdf | |
![]() | 8N3SV75AC-0178CDI | IC OSC VCXO 800MHZ 6CLCC | datasheet.pdf | |
![]() | 0385400416 | CONN PLUG 16POS PNL MNT SLDR | datasheet.pdf | |
![]() | RDE5C1H102J0P1H03B | CAP CER 1000PF 50V NP0 RADIAL | datasheet.pdf | |
![]() | AMM20B5A1BHASL348 | ROTARY NON-CONTACT ANALOG SENSOR | datasheet.pdf | |
![]() | WM8980GEFL/RV | STEREO CODEC WITH SPEAKER DRIVER AND BUFFER IC | datasheet.pdf |