Class-D Amplifier

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STD Class-D Amplifier

License: Public Domain

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Update time： 2021-09-30 10:32:18

Creation time： 2020-11-22 15:55:32

Description

Class-D Amplifier

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	1nF	C1	C0603	1
2	220n	C2,C4	C0603	2
3	22u	C3,C5	ELKO_VERT_DM6-3_RM2-5	2
4	1.5uF	C6,C7	CAP-TH_L31.5-W13.0-P27.50-D0.8	2
5	1000u	C8	ELKO_VERT_DM14_RM5	1
6	220u	C9	ELKO_VERT_DM8_RM3-5	1
7	0.1u	C10,C11,C12,C13,C14,C15	C0805	6
8	1000uF	C16,C17	ELKO_VERT_DM14_RM5	2
9	0.47u	C18,C19	CAP-TH_L10.8-W5.3-P7.50-D0.6	2
10	UF4007_C2472	D1,D2	DO-41_BD2.4-L4.7-P8.70-D0.9-FD	2
11	UF4007	D3,D4,D5,D6	DO-41_BD2.4-L4.7-P8.70-D0.9-FD	4
12	1N5824	D7	DO-214AC_L4.3-W2.7-LS5.3-FD	1
13	Power_In	K_1	TERMINAL_BLOCK_2P_5	1
14	5V_ext	K_2	TERMINAL_BLOCK_2P_5	1
15	Audio_Out	K_3	TERMINAL_BLOCK_2P_5	1
16	Audio_In	K_4	TERMINAL_BLOCK_2P_5	1
17	Power_SW	K_5	TERMINAL_BLOCK_3P_5	1
18	22uH	L1,L2	IND-SMD_L12.8-W12.8_TPRHC1207F	2
19	33uH	L3	IND-SMD_L12.8-W12.8_TPRHC1207F	1
20	10k	P_1,P_2	TRIMMER_ECP_CA9-V10	2
21	IRLZ44NPBF	Q1,Q2,Q3,Q4	TO-220-3_L10.0-W4.5-P2.54-T	4
22	BC547CG	Q3	TO92-INLINE	1
23	10k	R1,R2,R3,R4	L_AXIAL-0.5	4
24	220	R4	R0603	1
25	10	R5,R6,R7,R8	L_AXIAL-0.5	4
26	2k	R9	R0805	1
27	TLC555	U_1	DIP8	1
28	IR2113	U_3,U_4	DIP14	2
29	LM2596S-5.0	U_6	TO-263-5_L10.2-W8.9-P1.70-BR	1
30	LM393N	U_7	DIP-8_L9.7-W6.4-P2.54-LS7.6-BL	1
31	Power_in	K_1	TERMINAL_BLOCK_2P_5	1
32	SPK_R	K_3	TERMINAL_BLOCK_2P_5	1
33	SPK_L	K_4	TERMINAL_BLOCK_2P_5	1
34	Power_SW	K_5	TERMINAL_BLOCK_2P_5	1
35	CON_TERMINAL_BLOCK_03-5MM	K_6	TERMINAL_BLOCK_3P_5	1
36	74HC04	U_5	DIP14	1