Knowles Corporation- 音频换能器

楼氏公司（Knowles Corporation）成立于1946年，总部位于美国伊利诺伊州伊塔斯卡市。公司专注于微声学、机电及相关技术平台，为先进音频解决方案提供核心组件。楼氏在全球拥有广泛的客户支持网络，并在中国和马来西亚设有世界级的生产基地。其核心产品线包括SiSonic™ MEMS麦克风，广泛应用于智能手机、平板电脑、可穿戴设备和智能家居产品。此外，楼氏还提供平衡电枢扬声器单元，用于助听器、高端耳机和专业音频设备，实现高保真音质。公司推出的智能音频解决方案整合了MEMS麦克风、数字信号处理器和配套软件，支持语音指令、声纹识别和边缘音频处理。精密器件业务也是其重要组成部分，包括电容器和射频滤波器，服务于通信、医疗和工业市场。楼氏是全球MEMS麦克风市场的领导者，在移动和消费电子声学组件领域占据显著的市场份额。凭借强大的工程研发能力、大规模量产经验和丰富的声音处理专利，楼氏被公认为音频与声学技术领域的创新先锋。通过与客户在概念设计阶段展开合作，楼氏帮助各行业客户开发体积更小、集成度更高、性能更优的终端产品。

音频换能器 - 型号列表

共 465 个型号

制造商零件编号	库存	价格	产品类别	RoHS	系列	包装方式	类型	标准包装数量	阻抗	形状	高度	端接方式	尺寸/外形	长度	产品	深度	频率范围	声压级 (SPL)	宽度	频率	端接样式	磁铁材料	直径	颜色	材料（通用）	附件类型	适用产品/相关产品	机械寿命
BF-3039-000 Speakers & Transducers 1.37DIA X 1.57MM SCREEN 1500 RES ACOUSTIC DAMPER Knowles Acoustics	240	1: ¥18.70	Speakers & Transducers	RoHS Compliant	BF	Bulk	Acoustic	100	1.5 kOhms	-	-	-	-	1.57 mm	Dampers	-	-	-	-	-	-	-	1.37 mm	Green	Acoustic Cloth	Damper	Acoustic Tubing	-
ED-28331-000 Speakers & Transducers SPEAKER SPEAKER Knowles Acoustics	10	21: ¥166.532	Speakers & Transducers	RoHS Compliant	ED/FED	Bulk	Magnetic	1	-	Rectangular	3.00mm	Solder Pads	6.30mm L x 4.29mm W	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
FH-26664-000 Speakers & Transducers 5.09 X 2.80 X 2.59MM 97.5 SENS, 12S PORT SPEAKER Knowles Acoustics	14	30: ¥213.248	Speakers & Transducers	RoHS Compliant	FH/FFH	Bulk	Balanced Armature	1	560 Ohms	Rectangular	2.60mm	Solder Pads	5.09mm L x 2.80mm W	5.09 mm	Receivers	2.59 mm	200Hz ~ 6.3kHz	97.5dB	2.8 mm	750 Hz	-	Ferrite	-	-	-	-	-	-
ED-21914-000 Speakers & Transducers 6.32 X 4.31 X 2.97MM 104 SENS, 12C PORT SPEAKER Knowles Acoustics	25	1: ¥182.648	Speakers & Transducers	RoHS Compliant	ED/FED	Bulk	Balanced Armature	1	1.56 kOhms	Rectangular	3.00mm	Solder Pads	6.30mm L x 4.29mm W	6.32 mm	Receivers	2.97 mm	200Hz ~ 5kHz	104dB	4.31 mm	500 Hz	Solder Pad	-	-	-	-	-	-	-
FED-26832-A67 Speakers & Transducers 6.32 X 4.31 X 2.97MM 102 SENS, 12C PORT SPEAKER Knowles Acoustics	10	19: ¥190.808	Speakers & Transducers	RoHS Compliant	ED/FED	Bulk	Magnetic	1	209 Ohm	Rectangular	3.00mm	Solder Pads	6.30mm L x 4.29mm W	-	Receivers	-	200Hz ~ 4kHz	102.5dB	-	-	-	Ferrite	-	-	-	-	-	-
BK-28510-000 Speakers & Transducers 7.87 X 5.59 X 4.04MM 126 SENS, 12S PORT SPEAKER Knowles Acoustics	10	36: ¥97.172	Speakers & Transducers	RoHS Compliant	BK	Bulk	Magnetic, Balanced Armature, Side Port	1	320 Ohms	Rectangular	4.00mm	Solder Pads	7.87mm L x 5.59mm W	7.87 mm	-	4.04 mm	-	123dB	5.59 mm	-	-	-	-	-	-	-	-	-
BF-3035-000 Speakers & Transducers 1.78DIA X 1.65MM SCREEN 1000 RES ACOUSTIC DAMPER Knowles Acoustics	1499	1: ¥18.70	Speakers & Transducers	RoHS Compliant	BF	Bulk	Acoustic	100	1 kOhms	-	-	-	-	1.65 mm	Dampers	-	-	-	-	-	-	-	1.78 mm	Brown	Acoustic Cloth	Damper	Acoustic Tubing	-
FFC-26864-I05 Speakers & Transducers 5.17 X 3.55 X 3.00MM 99.5 SENS, 12C PORT SPEAKER Knowles Acoustics	10	14: ¥268.26	Speakers & Transducers	RoHS Compliant	FC/FFC	Bulk	Magnetic	1	3.32 kOhm	Rectangular	3.00mm	Solder Pads	5.18mm L x 3.54mm W	-	-	-	200Hz ~ 4.4kHz	-	-	-	-	Ferrite	-	-	-	-	-	-
EF-26708-017 Speakers & Transducers 7.87 X 5.59 X 4.01MM 124 SENS, 12S PORT SPEAKER Knowles Acoustics	10	1: ¥411.468	Speakers & Transducers	RoHS Compliant	EF/FEF	Bulk	Balanced Armature	1	70 Ohms	Rectangular	4.06mm	Solder Pads	7.87mm L x 5.59mm W	7.87 mm	Receivers	4.01 mm	200Hz ~ 3.4kHz	124dB	5.59 mm	500 Hz	Solder Pad	-	-	-	-	-	-	-
CI-28267-000 Speakers & Transducers 9.47 X 7.18 X 4.1MM 125 SENS, 2S PORT SPEAKER Knowles Acoustics	25	1: ¥195.296	Speakers & Transducers	RoHS Compliant	CI	Bulk	Acoustic	1	0 Ohms	Rectangular	4.10mm	Solder Pads	9.47mm L x 7.18mm W	9.47 mm	Receivers	4.1 mm	200Hz ~ 5.5kHz	128dB	7.18 mm	500 Hz	Solder Pad	-	-	-	-	-	-	-
WBHC-23912-000 Speakers & Transducers 5.17 X 3.55 X 3.0MM 95 SENS, 12C PORT SPEAKER Knowles Acoustics	10	14: ¥268.26	Speakers & Transducers	RoHS Compliant	HC/FHC	Bulk	Wideband Balanced Armature	1	327 Ohm	Rectangular	3.00mm	Solder Pads	5.16mm L x 3.51mm W	-	Speakers	-	100Hz ~ 5.85kHz	95dB	-	-	-	-	-	-	-	-	-	-
FH-26880-000 Speakers & Transducers 5.09 X 2.80 X 2.59MM 96 SENS, 12S PORT SPEAKER Knowles Acoustics	10	15: ¥236.912	Speakers & Transducers	RoHS Compliant	FH/FFH	Bulk	Magnetic	1	340 Ohms	Rectangular	2.60mm	Solder Pads	5.09mm L x 2.80mm W	5.09 mm	-	2.59 mm	200Hz ~ 4.5kHz	-	2.8 mm	-	-	Ferrite	-	-	-	-	-	-
HC-23762-000 Speakers & Transducers 5.17 X 3.55 X 3.00MM 101 SENS, 12C PORT SPEAKER Knowles Acoustics	10	1: ¥286.212	Speakers & Transducers	RoHS Compliant	HC/FHC	Bulk	Balanced Armature	1	12 Ohms	Rectangular	3.00mm	Solder Pads	5.16mm L x 3.51mm W	5.17 mm	Receivers	3 mm	100Hz ~ 5.5kHz	101dB	3.55 mm	500 Hz	Solder Pad	-	-	-	-	-	-	-
EF-26808-000 Speakers & Transducers 7.87 X 5.59 X 4.01MM 118 SENS, 7C PORT Knowles Acoustics	10	100: ¥147.5913	Speakers & Transducers	RoHS Compliant	EF/FEF	Bulk	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EH-27827-000 Speakers & Transducers 5.19 X 3.55 X 3.0MM 101 SENS, 12C PORT SPEAKER Knowles Acoustics	10	16: ¥227.188	Speakers & Transducers	RoHS Compliant	EH/FEH	Bulk	Magnetic	1	625 Ohms	Rectangular	3.00mm	Solder Pads	5.19mm L x 3.55mm W	5.19 mm	-	3 mm	-	-	3.55 mm	-	-	-	-	-	-	-	-	-
FFH-26727-I04 Speakers & Transducers 5.09 X 2.80 X 2.59MM 96 SENS, 12S PORT Knowles Acoustics	10	14: ¥268.668	Speakers & Transducers	RoHS Compliant	FH/FFH	Bulk	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EC-26368-000 Speakers & Transducers 7.59 X 4.34 X 3.73MM 108 SENS, 12S PORT SPEAKER Knowles Acoustics	25	1: ¥154.904	Speakers & Transducers	RoHS Compliant	EC/FEC	Bulk	Balanced Armature	1	54 Ohms	Rectangular	3.70mm	Solder Pads	7.57mm L x 4.31mm W	7.59 mm	Receivers	3.73 mm	200Hz ~ 3.9kHz	108dB	4.34 mm	-	-	-	-	-	-	-	-	-
ED-27305-000 Speakers & Transducers 6.32 X 4.31 X 2.97MM 104 SENS, 12C PORT SPEAKER Knowles Acoustics	10	100: ¥124.372	Speakers & Transducers	RoHS Compliant	ED/FED	Bulk	Magnetic	1	65 Ohms	Rectangular	3.00mm	Solder Pads	6.30mm L x 4.29mm W	6.32 mm	-	2.97 mm	-	-	4.31 mm	-	-	-	-	-	-	-	-	-
FED-29457-I06 Speakers & Transducers 6.32 X 4.31 X 2.97MM 102 SENS, 12C PORT Knowles Acoustics	-		Speakers & Transducers	RoHS Compliant	ED/FED	-	Balanced Armature	-	-	-	-	-	-	-	Receivers	-	-	-	-	-	-	-	-	-	-	-	-	Obsolete
SR8850NSS-000 Speakers & Transducers Knowles Acoustics	10	45: ¥76.704	Speakers & Transducers	RoHS Compliant	SR	Bulk	-	-	37 Ohms	Round	-	-	-	-	-	5 mm	-	113 dB	-	100 Hz to 4660 Hz	Solder Pad	-	8.84 mm	-	-	-	-	-