TỔNG HỢP SƠ ĐỒ CÁC LOẠI MẠCH NGUỒN XUNG CỦA BÊP TỪ

Mạch nguồn xung IC TH202

D

D

1 T500 6 D503
R500

220U/16V
5

6

7

100K,1/2W
8

R503
22/2W
绕线电阻

C502

C501
102,1KV

OE

VCC

FB

CT

OB

IC500
TH202

GND

D500
4007

OC

OC

C

+5V

FR104

2

5 D504

3

4

FR104

470U/16V
C505

EEH-16/19

D501
FR107

C506

4.7U/10V
+18V

4

3

2

1

ZD500
6V8,1/2W
C503 C520
103 301

C

ZD501
5V6/0.5W2%

R501
2M2,1/2W

4.7U/400V
B

C508
104

R502
1K5

VCC
C500

Q500
C507
S8050 220U/10V

C504
470U/25V

C510
104

D502

C514
223

B

4148



A

1

2

3

4


6

Mạch nguồn xung dùng transistor E1003(A)
D

D

R1

T1

to:D3

JA30B

100.J 2W

4

+

C4
4.7uF/450V

8
10

1

9

GND

51K

C30 104M

B

C

R67

R40
47J

Q9
C1815

GND

C21
223M/1KV

D4
1N4007

103K C20

Q2
13003

R45
220.J

R46
330.J

D6
FR104

+18V

Q11
8050

R3

+5

100.J 0.5W

D11 R41
1N4148 3.3.J
GND

R39
2K.J

C22

R51 1K.J
C6
47uF/25V

ZD1
18V/0.5W

+

C35
104M

U1
JC431

R12
1K.F
R11
1K.F

+

1000uF 10V C9

R4

C

56pK/500V

470K.J 0.5W

GND


A

1

2

3

4

B


6

Mạch nguồn xung dùng transistor E1003(B)

D01
IN4007

R03
62k/2W

C02
103/1KV

3

EI1908
T1脉冲变压器
2

R08
10k

510Ω

4

R09
20R/2W

C05
100uF/25V

D02
UF4007

R02
1M

C

MD
R05

ZD01
18V/1W

C01
4.7uF/400V

C03
2A272J

　

R04 1K
Q02
13003

D03
SF24

3
ZD02
9.1V/1W

R07
620R

R06
3.3R\0.5W

Vin

C06
100μF/16V

+5V

1

U2*
78L15
3

Q01
8050

U1
78L05

+5V

C

2

1
L01
220uH/1W

D

+15V
+5V

Vin

1

C04
470uF/25V

2

D

B

B



A

1

2

3

4


1

2

Mạch nguồn xung IC THX203
D500

IN4007

D503

T500

R503
47J/2W

100K/0.5W
C500

C

10U/450V

1

C501
222/1000V

R500

R501

6

D505
RF107

RF107

EE16-THX203

1
2
3
4

OB

OC

VCC

OC

GND

IS

CT

FB

D5

+18V

1N4007

C

1

7
+5V

6
C

5

C514
681-0805
C516
223-0805

C502
100u/16V

C510

C504
104Z
100UF/25V

RF107

8

THX203
B

17-18.5V

D504

IC500

2M/0.5W 5%

2

VCC
VCC

4

3

D

R512
0805-6K2

R511
1Ω/0.5W

D506

ZD500

4148

8V2 0.5W

4.95-5.2v

E
Q503
78L05
B

D

C505
220uF16V

C507
100uF16V

C508
104Z

C515


A

1

2

3

4

B


5

1

2

6

Mạch nguồn xung IC LNK364PN

D90
IN4007

D

R90
2W-22Ω

+18V

T901
10

1
EC90
C

C93

R91

10U/450V 102/1000V

EC91
100U/25V

3

6
LNK364PN

U92

D

7
8 S
S

4.7uH,0.2A

EC93
D94 220U/16V

C

EC94
100U/25V

UF4001

B

R93

C92

R97
10K,1/8W

16K,1/8W



0805-104

A

2

+5V

Biến áp PC40EE16A

B

4
FB 3
BP 2
S 1
S

R92
2.7K,1/4W

L2

390K,1/4

D91
IN4007

5

D92
UF4007

9

2

W

8

1

D

3

4


1

2

3

5

6

Mạch nguồn xung IC SM7028

R83
22R/2W

D

4

D11
1N4007

D

L21
4.5UH

T2
D23

18V/0.5A

10
EC12
10u/450V
C

SR2100
1

R85
100K

C39
103/1KV

GND

5V/1A

D24
9

L21
SR2100

3/4/5
8
5
6
7
8

BYV26C

GND DRAIN
GND
NC
GND VDD
GND
FB

C

4.5UH

EC13
470UF/25V

C51
104

EC19
470UF/25V

GND

7
R202
10R

4
3
2
1

C42
104

EC14
470UF/35V

470UF/35V

8

D14

U6

EC9

D22
BYV26C

6

GND

SM7028

R203
GND

B

EC10
4.7UF/50V

6.8K

C202
4

GND
GND

100PF

U7

1

3

104

GND

A

3

4

C205

U23
TL431



2

R205
10K

2
PC817

1

R207
1K

R204
300R

C206
NC

R209
470R

R208
6.2K

B


1

2

3

4

5

6

Mạch nguồn xung IC 5M0165R

D

D13
4007

D

L3
10uH

T3(SPSTOO1)

+15V

R38
200K/1W

C22 103Z/1K2V

C1
10uF/400V

N1

R35 47K/1W

C

D16
1N4148

B

IC1/5M0165R

7 8 4
Vst Vfb Dra

GND
1

D10
FR107

5

Vcc
2

3

N2

N1

C24
104Z

C48

220uF/25V

C38 1000uF/25V

IC4
P521
R70 100J

C

+5V

L2
10uH

D12 SR160
C21 104Z

6

D11
SR360

C40
470uF/16V

C23
104Z

C41
220uF/16V
IC6 TL431

C39
1uF/50V

R36
3kF
R39
3kF

B

R37
D17 1N4148

680RJ


A

A

1

2

3

4


1

2

3

4

5

6

Mạch nguồn xung IC TNY280

D

D

R83
22R/2W

C

C

D11
1N4007

10
10
+12V

C39
103/1KV
R85

1
IN

8

3

U8
7805
1

8
+5V

4

ZD5
SB3100

7

EC13
470u/50V

Vin

EC10
470u
GND

GND
GND

3
OUT
4
B+

5
B-

Vout

+5V

3
C51
104

EC14
470u
GND

6
5
6
RTN
TR3(7)-EE19I@TNY80
C50

C49
104/50V

4

222/2KV
U7
C

PC817

FPGND

GND

240R
GND
A
K

E

B

R97

2

3

ZD6
18V/0.5W

1
2

GND



A

1

C42

104

1

8
7
6
5

BP

R98
100R

2

4
S(HV RTN)
S(HV RTN)
S
S

EN/UV

+18V

100R,1/2W

EC9
470u/50V

1

2

TNY280

D

EC12
10u/450V

U6

R92

VCC

9

100K/1W
D14
UF4007

B

SB3100
ZD4

T2

2

3

4


1

2

3

4

5

6

Mạch nguồn xung IC SM7022
R83
22R/2W

D

D

D11
1N4007

L21
4.5UH

T2
D23

18V/0.5A

10
EC12
10u/450V

SR2100
1

R85
100K

C39
103/1KV

5V/1A

9

D14

L21
SR2100

3/4/5
8
BYV26C

U6
1
GND DRAIN
2
GND DRAIN
3
DRAIN
FB
4
VDD DRAIN

4.5UH

EC13
470UF/25V

C

C51
104

EC19
470UF/25V

GND

7
R202
10R

8
7
6
5

6

GND
D22
BYV26C
R207
1K

R204
300R

SM7022
B

R203
6.8K
C202
100PF

EC14

470UF/35V

D24

GND

C

EC9
470UF/35V

8

C42
104

4

U7

1

3

B

R205
10K

2

C205
104

PC817

EC10
4.7UF/50V

R208
6.2K

U23
TL431
GND

GND

C206
NC

R209
470R



A

1

2

3

4

5

6


1

2

3

4

5

6

Mạch nguồn xung IC VIPER12

D

D

D90

IN4007

U90

EC90
10U/450V
D91
UF4007

R91
2W-100K

B

5
6
7
8

1W-10Ω

dram vdd
drin
fb
drin source
drin source

4
3
2

1

VDD

R93
Z90

18V/0.5W(Viper12A) EC91
R97

Vout

+5V
3
C

EC94
100U/16V

C91
0805-104

EC95 0805-0Ω
4.7U/25V

3

+18V

1/2W-100Ω

C92
0805-104

220U/25V



A

2

C90
0805-104

EC93

VIPER12

1

Vin

47U/25V

D94
IN4148

U92

1

EC92
47U/25V

HER203/BYV26C
D93

102/500V
C93

R92

GND

R90
2W-22Ω 绕线电阻

C

78L05

UF4007
D92

2

T90

1 JL-TB0409018
10

9
2
8
7
3
6
5
4

4

B


Mạch nguồn xung IC VIPER12


1

2

3

4

5

6

D

D

Mạch nguồn xung Transistor E1003 và ACT30B
D500
IN4007

EE16 10P

D503 FR103
100UF/25V 18.31V

T500

R501
1M-1/2W

C500
6.8Uf/450V

R501
2M-1/2W
R513
1M-1/2W

C

R500
100K/0.5W

D502

1N4148-sot23

13.5V

D505
FR107

R508
150-0805

C502
2.2uF/25V

13.1V 3
C516
471-0805

B

ZD3
13V/ 0.5W

2

15TS 9

120TS
4

13TS

C504

7

VCC

C510
104Z

电感L(2---4)=2.1mH±10%

D504
FR104

C

7.89V

Q502
13003-to126
12V
17.7V

ZD502
5.6V/ 0.5W

IC500

ACT30B

2

ZD500
13V/0.5W

D506

+5V
1

1N4148-sot23

78L05
Q503

3

2

47J/2W 绕线电阻

C501
222/1000V

8

R503

5.08V

1
C503
104-0508

C509
4.7uF 25V

C505
220uF16V

R511
200-0805

C507
100uF16V

C508
104Z



A

1

2

3

4

B


1

2

3

4

5

6

D500
IN4007
D

D

R503
47Ω/2W

Mạch nguồn xung IC THX203

1 T500

C501
222/1000V

C

R500
100K/0.5W
C500
10U/450V

3

D505
RF107

1

3

R519

4

5R1-1206

5

6

+18V

RF107

C510

C504
104Z
220UF/25V

4 4

3

OB

OC

C514
681-X7R

2

C

VCC

OC

GND

IS

CT

FB

1

D504
RF107

8
7
6

4.9-5.1v

Q503 78L05

+5V
B

5

ZD500
8.2V 0.5W

D506
4148

C505
220uF16V

R512
6K2*

C502
100uF/16V

A

D5
1N4007

EE16-THX203

THX203

1

6

2

17-18.5V

VCC

IC500

R501
RHX2M 1/2W

2

B

1

D503

C516
223-0805
C515

C507
100uF16V

C508
104Z

R511
1R/0.5W

681



3

4


1

2

3

5

6

Mạch nguồn xung IC THX201A

D

C502

10U/400V
C503

3

C511
CC223M

5
IS

2

5 D504

3

4

FR104

470U/10V
C505

EEH-16/19

R501
2M4,1/2W

Q500
S8050

ZD501
5V6/0.5W2%
Q502

C508
104

ZD500
7V5,1/2W-C2

C504
470U/25V

RT3

C510
104

D502
4148

CC681J



A

1

2

3

4

C

C506

10U/10V
+17V

VCC

E13003,TO126
R504
1R,1/2W

C507
220U/10V

R502
1K5

D501
FR107

GND

FB

IC500
TH201A

C501
CC472M,1KV

4

6
OE

OB

8
VCC

C500

1

CT

D500
4007

7

100K,1/2W

1*10Ω/2W

B

+5V

FR104

R500

22U/50V

VR

R503

D

1 T500 6 D503

R505

V2.5V 2

D5
4007
D6
4007
C

4

B


1

2

3

4

5

6

Mạch nguồn xung IC THX203(B)

D

D

T500

D5

FR107
4

3

D505
RF107

+18V

6

1
C501
222/1000V

R500
100K/0.5W

C510
104Z/0805

D

EE16-THX203 QJ

C504
100UF/25V

VCC
1N4007

D504

C

C

R503
47J/2W 绕线电阻

R501

2M/0.5W 5%

C500

IC500

FR107
1
2
3

10U/450V
4

C502
100u/16V

B

OB

OC

VCC

OC

GND

IS

CT

FB

C514
681-X7R

C516

8
7
6

+5V
E

C
5

1R/0.5W
R511
R512
4K7*/0805

D506

ZD500

4148

8v2 0.5W

Q
78L05
B

D500
IN4007

C505
220uF16V

C507
100uF16V

C508
104Z

223-0805


A

1

2

3

4

B


1

2

3

5

6

Mạch nguồn xung IC OB2226

D500

D

4

D

IN4007
R503
47ȍ/2W

2

17-18.5V
+18V

C

D506

R501

C

D5

VCC

1N4007

RHX2M 1/2W

UF4007
C503
220UF/35V

C504

1

104Z

4.9-5.1v

IC500

B

C500
10U/450V

5
6
7
8

DRAIN CS
DRAIN NC
GND COMP
GND
Vdd

4
3
2
1

OB2226
D505

C502
10UF/25V

R512
1.5
C501

C515

104

104

2

T500

Q503 78L05

1
4
EE10-OB2226

B

D504

UF4004ST

BYV26C

A

+5V

3

C505
220uF16V

C507
100uF16V

C508
104Z


1

2

3

4


1

2

3

4

5

6

Mạch nguồn xung dùng transistor E1003 và ACT30B

C111
C

RS1
100K/0.5W

4.7u/450V
GND

RS2
2M

3
4
EE16-ACT30B-2
Φ0.20*120TS
Φ0.45*22TS
L=2.0mH

C106
104

C307
100u

18V
Q704
8550D

L102
4.7uf
R702

DRV
VDD
GND

1

CS2
0.1u
RS4
200

US1
ACT30B

DS5
IN4148

10K

ZS2
13.5V

R703
10K
RELAY

ECS3
4.7u/25V

Q705
9014
GND



A

1

2

3

C

B

2

GND

C404
100u
GND

GND

3

CS3
470p

D03
UF4007

C103
100u

RS3
150

5.1V
ECS1
10u/25V

5V

5

QS1
3DD13003

B

Vout

6

DS4
1N4148

ZS1

FAN

Vin

22/2W

IC101
78L05

RS5
10V

1N4007

T101

1

DS1
UF4007

R120
CS1
222/500V

D114

DS2
UF4007

D

GND

D

4


1

2

6

3

D

D

Mạch nguồn xung dùng IC THX202(AA)

100KJ/0.5W

T901

QF-EE16HT

R901

D103
IN4007

10J/2W 绕线电阻
C901
4.7UF/400V

C

C904
102K/1KV
D901
FR107

D902

HER204

R907

+15V(VCC)
C905
100UF/35V

100J0.5W
C907
104

C

Q902
1

78L05
2

R910
2M2
IC902
TH202
1
2
3

B

C912
103

C911
301

4

OB

OC

CT

OC

GND

OE

FB

VCC

+5V
C910
104

7
6

5

D903
4148

ZD903
5.6V
+15V
B

C902
100UF/16V

A

2

C909
100uF/16V

8



1

3

3

4


1

2

3

4

5

Mạch nguồn xung dùng IC VIP12A-FSD200

6

+5V

D90
IN4007

D

D

JL-TBXEE19060(FSD200)/JL-TBXEE19061(ViPer12)
T90
1
R90

10
D92
UF4007
2W-22Ω 绕线电阻
9
EC92
2
8
100UF/16V绿
7
EC90
3
6
4.7UF/450V
5
D91
4
UF4007

R91
2W-100K

5
6
7
8

EC94

100UF/16V

C91

1/2W-510Ω

0805-104Z

Z91
5V6HSB-S4041

HER203/BYV26C
D93

102/500V
C93

C

Q91
8050D/EBC

R92

EC93
10UF/16V

VCC

R93

C

+18V
1/2W-100Ω

D94

U92
VIPER12A

dram vdd
drin
fb
drin source
drin source

EC91
220UF/25V绿

4148

C92
0805-104Z

4
3
2
1
Z90
1/2W-18V

R97

B

EC95
4.7UF/25V

B

0805-0Ω

U91

5

vcc

7
8

drain
vstr

fvb
gnd
gnd
gnd

0805-680K Q90
R94 8050(sot23)

4
3
2
1

R96
0805-390Ω*



此脚直接接电容

FSD200

C94
0805-473K

R95
0805-100Ω*

A

1

2

3

4

1

2

3

4

5

6

D

D

Mạch nguồn xung dùng IC TH202H-FSD200
D103
IN4007

R901
10J/2W

C904
102M/1KV

R910
C901

4.7UF/400V

2M2
1

OB

OC

4

CT

OC

GND

OE

2
3

FB

VCC

8
7

1

6

2

L901 跳线

T901
8

R902
100K/0.5W
IC901
FSD200
7

D901
FR107

QF-2200

C

C907
C905
104Z
100UF/35V

ZD901
16V/1W

R907
100J1/2W
Q902
78L05

5

IC902
TH202H

3

5

R904
120J

4

C913 C903 C911
103Z 103Z 301Z

ZD903
7.5V/0.5W

Vin

+5V
Vout

1

2

D903
IN4148

3

GND

C

Vcc15V

Vfen

D902
HER204

C902
220UF/16V

B

C909
100uF16V

C902

22UF/50V

B

R905
C903
104Z

R903
680K

750J

Q901
S9014



A

1

2

C910
104Z

3

4

1

2

3

4

5

6

D

D

Mạch nguồn xung dùng IC TH202H-FSD200(A)
D103
IN4007

R901
10J/2W
R910
2M2

C

C904

103M/1KV

T901

C912
103Z
1

8

4

7

1

6

2

2
3

C903
103Z

C901
4.7UF/400V

IC902

TH202H

8

D901
FR107

5

Vcc15V

C

ZD901
16V/1W

C905
100UF/35V

7
3

Vfen

R902
680K0.5W

IC901
FSD200

5

C911
301Z

D902
SR260

R904
120J

4

Q902
R907

ZD903
5.6V/0.5W

D903
IN4148

S8050C

+5V

100J1/2W

R908
2KJ

B

C902
220UF/16V

C902
22UF/50V

R905
C903
104Z

R903
680K

750J

Q901
S9014

C907
104Z

ZD902
5V6/0.5W

B

C910

104Z
C909
C908
10uF/16V 100uF16V


A

1

2

3

4