Technical Guides

Amplifier List for Piezo Speaker

Notice:

• The data listed here is the general combination between IC maker's demonstration board and Murata's demonstration speaker case, however, the design or stiffnes of a case actually used may also affect onto the acoustic characteristics.
• If you need more detail information, please feel free contact us.

Speaker Part Number	IC Part Number	IC Maker	Drive Class	Type of Built-in DC/ DC Converter	Test Data
VSLBP1913E1400-T1 (Type-BB) Size: 19 x 13 x t1.1mm	AK7811A	ASAHI KASEI MICRODEVICES CORPORATION	Class-D (Filter-less)	Charge Pump	Data (PDF: 348KB)
	NJW1263	New Japan Radio Co., Ltd	Class-D	Switching Regulator	Data (PDF: 397KB)
	MAX9788	Maxim Integrated Products, Inc.	Class-G	Charge Pump	Data (PDF: 430KB)
	MAX9738	Maxim Integrated Products, Inc.	Class-G	Switching Regulator	Data (PDF: 430KB)
VSLBP2115E1100-T1 (Type-J) Size: 21 x 15 x t1.1mm	AK7811A	ASAHI KASEI MICRODEVICES CORPORATION	Class-D (Filter-less)	Charge Pump	Data (PDF: 394KB)
	NJW1263	New Japan Radio Co., Ltd	Class-D	Switching Regulator	Data (PDF: 364KB)
	MAX9788	Maxim Integrated Products, Inc.	Class-G	Charge Pump	Data (PDF: 460KB)
	MAX9738	Maxim Integrated Products, Inc.	Class-G	Switching Regulator	Data (PDF: 450KB)

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