Class-D Fullbridge 2500W RMS Fixed (Guaranted)

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STD Class-D Fullbridge 2500W RMS Fixed (Guaranted)

License: GPL 3.0

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Cloned from d32k fb v1 smd copy

18.3k
2
5
13

Update time： 2022-01-12 14:23:48

Creation time： 2020-05-31 17:36:12

Description

https://www.elcircuit.com/2020/05/diy-class-d-fullbridge-d2k-2500w-rms.html

Design Drawing

schematic diagram

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Schematic Fullbridge 2500W RMS
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PCB

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PCB Layout fixed D2K FB
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	Header-Female-2.54_1x2	OCP1,SIG1,ON1,PROT1	HDR-TH_2P-P2.54-V-M	4
2	BD140	Q6,Q7,Q8,Q9	TO-126_L7.5-W2.5-P2.3-B	4
3	MMBT5551	Q43,Q15,Q17,Q18,Q20,Q16,Q22	SOT-23(SOT-23-3)	7
4	22K	R52	0603	1
5	22K	R87,R88,R90	R0603	3
6	BZT52C12	D10,D11	SOD-123_L2.7-W1.6-LS3.7-RD	2
7	4.3K	R53,R54,R55,R56,R7,R78,R79,R95	RESISTOR_2W_VERTICAL	8
8	22	R57,R58	RESISTOR_2W_VERTICAL	2
9	220pF	C6	0805	1
10	0.1 sense	R112,R111,R106,R71	BPR58	4
11	CD4049UBDR	U3	SOIC-16_L9.9-W3.9-P1.27-LS6.0-BL	1
12	4.7K	R50,R117,R114,R12,R11,R5,R4,R19,R41,R42,R66,R67,R68	0805	13
13	10nF	C69	0805	1
14	100	R13,R14,R16,R17	0805	4
15	10	R43,R44,R46,R47	AXIAL0.5 KU	4
16	10K	R70	2010	1
17	UNBAL	J3	2X1_PINHEADER	1
18	1K	R15,R18	R0805	2
19	ES5DBF	D26	SMBF_L4.3-W3.6-LS5.3-RD	1
20	1uF	C26,C27,C31,C32	CAP-TH_L31.5-W10.8-P27.50-D1.4	4
21	BZT52C15	D38	SOD-123_L2.7-W1.6-LS3.7-RD	1
22	33K	R103,R69,R76,R77	0805	4
23	T157-2	U12,U6	CORE T157	2
24	47K	R63,R64	0603	2
25	IR2110STRPBF	U4,U5	SOIC-16_L10.3-W7.5-P1.27-LS10.3-BL	2
26	IRFP4242PBF	Q10,Q11,Q12,Q13	TO247L	4
27	22uF	C8,C7,C2,C1,C13	0805	5
28	10K	R35	RES-ADJ-TH_3P-L10.0-W10.0-P2.50-L	1
29	Fuse transparent seat	F2,F1	5MM*20MM	2
30	220nF	C34	CAP-TH_L13.0-W6.0-P10.00-D1.2	1
31	2.2K	R6,R74,R75	R0805	3
32	2.2K	R115	0805	1
33	56K	R96,R97	R0805	2
34	1N4148W-2	D43,D42,D5,D31	SOD-123	4
35	221	C41,C42,C29,C30	CAP X	4
36	100nF	C46,C45	1206	2
37	NSL	OK1	NSL	1
38	47K	R39,R40	RESISTOR_2W_VERTICAL	2
39	5.6K	R72,R73	RESISTOR_2W_VERTICAL	2
40	5x20 Fuse clip/seat	U10,U11	5X20 FUSE HOLDER 4PIN	2
41	MM1W12	D24,D25	SOD-123	2
42	MC33078DT	U1	SOIC-8_150MIL	1
43	NE555N	U9	DIP-8_L9.8-W6.6-P2.54-LS7.6-BL	1
44	3.3K	R93,R91	R0603	2
45	ES2DF	D3,D4,D16,D17,D18,D19,D20,D21,D22,D23	SMAF_L3.5-W2.6-LS4.7-RD	10
46	BAV99-RTK/P	D29,D30	SOT-23(SOT-23-3)	2
47	RA1-112D	RLY1	RELAY-TH_RA1-XXXX	1
48	10K	R60	0805	1
49	TL071CDR	U2	SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL	1
50	MMBT5401Q-7-F	Q1	SOT-23	1
51	6.8k	R94	RESISTOR_2W_VERTICAL	1
52	22	R59	0603	1
53	22K	R9,R10,R116,R113	0805	4
54	100uF	C22,C17,C19,C21,C24,C52,C55,C57,C43,C36,C15,C16,C33,C48,C50	CAP-TH_BD6.3-P2.50-D1.0-FD	15
55	680	R104,R65	0603	2
56	10K	R82,R48	RES-ADJ-TH_3362P	2
57	50K	R89	RES-ADJ-TH_3362P	1
58	47K	R85	R0603	1
59	100uF	C38,C39,C40,C44	CAP-TH_BD16.0-P7.50-D1.2-FD	4
60	SMMSD4148T1G	D2,D34,D35,D36,D37	SOD-123_L2.8-W1.8-LS3.7-FD	5
61	100nF	C35,C14,C18,C20,C23,C25,C47,C51,C56	0805	9
62	1.5K	R110,R105	0805	2
63	2SA2094GZTLQ	Q23	SOT-346_L2.9-W1.5-P1.90-LS2.5-BR	1
64	1nF	C5,C4,C3,C9,C10,C11,C12	0805	7
65	47K	R108,R107,R51	0805	3
66	3 PIN	U7,U8	3 PIN HEADER	2
67	4K7	R45,R36,R37,R38	AXIAL 0.4 KU	4
68	15K	R61,R62	0603	2
69	4.7	R21,R24,R25,R26	R2512	4
70	ZMM5V1	D1	LL-34_L3.5-W1.5-RD	1
71	220uF	C49	CAP-TH_BD6.3-P2.50-D1.0-FD	1
72	Skun Header	SP+1,+VCC,-VSS,GND,SP-1	SKUNHEAD	5
73	10	R27,R28,R29,R30,R31,R32,R33,R34	R1206	8
74	BD139	Q2,Q3,Q4,Q5,Q14	TO-126_L7.5-W2.5-P2.3-B	5
75	12v	D32,D33	SMAF	2
76	1N5819W_C369930	D6,D7,D8,D9,D12,D13,D14,D15	SOD-123_L2.8-W1.8-LS3.7-RD	8
77	XH-2A	CN1	CONN-TH_XH-2A	1
78	5.1	R86	R2512	1
79	4.7K	R83	R0603	1
80	100k	R23	0603	1
81	2.2K	R8,R80,R81,R84	R0603	4
82	470uF	C53,C54	CAP-TH_BD8.0-P3.50-D1.0-FD	2
83	220	R92	R0603	1
84	100K	R3,R2,R1	0805	3
85	3.3K	R20	R0805	1
86	FC-A2012BK-470H2	LED4,LED1,LED2,LED3,LED5	LED 3MM	5
87	MMBT5401	Q42,Q41,Q21	SOT-23(SOT-23-3)	3
88	100pF	C37,C28	0805	2