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R1410 150 R1402 820

R1404 1K

L1601 15u

L1701 22u < X SW+3.8V >

< D+1.5V > C1406 6V680 L1401 33u R1401 100K C1405 1000P

LB1600 J0JHC0000048

8 D

7 D

6 D

5 D

LB1700 J0JHC0000048

6 D

5 D

4 S

C1706 0.01

D1601 B0JCPD000021 8 Vout 7 Amp(-) 6 Amp out 5 GND S 1 S 2 S 3 G 4

Q1600 B1DHED000008
(REG.XSW+5.8V OUT)

D1701 B0JCPE000015 D 1 D 2 3 G

Q1700 B1DDCC000009
(REG.XSW+3.8V)

D1400 B0JCPE000015 ON/OFF CTL.

IC1400 C0DAAJG00007
(DC-DC CONVERTER) OSC S/S C1606 0.01 Vin 1

2

3

4 R1601 15M R1605 2700 R1604 15K R1603 2400 C1607 10V680 C1608 0.1 R1705 4700 R1704 10K R1703 0 C1707 6V680

Current Sense

FET Gate Drive

Feed Back

Vref/SS

Vin

Vin

CC

IP1601 K5H3022A0013
< X SW+12.4V > 2 P 1 C1601 25V220

1

2

3 C1605 180P

4

< X SW+5.8V >

1

2

3 C1705 120P C1703 0.1

C1602 0.1 R1602 51K

C1604 0.1

R1702 33K

< X SW+12.4V > C1701 25V220 L1400 10u C1603 0.1 C1702 0.1 C1704 0.01 TO P1501 MAIN P.C.B. (MAIN NET SECTION) P1102 1 X SW 5.8V 2 X SW 5.8V 3 X SW 12.4V 4 5 X SW 12.4V GND 6 GND 7 GND 8 GND 9 GND 10 POWER ON H 11 D1.5V 12 D1.5V 13 X SW 3.8V 14 DR P ON H 15 DR12V 16 DR12V 17 DRGND 18 DRGND 19 DR5V 20 DR5V 21 22 23

L1270 10u A < X SW+12.4V > C1272 16V1000 < X SW+12.4V >

C1273 16V120 8 D 7 D 6 D 5 D

Q1270 B1DHED000008
(DR+12V OUT) R1311 4700 Vin 1 R1270 4700 B < X SW+12.4V > R1800 470 D1401 B0JCPD000021 2 H :ON 3 Vout 4 IC

CC

(POWER ON H :ON)

Vref/SS

PWON

PWON

QR1301 UNR221300L

IC1601 C0DBAKG00007
(DC-DC CONVERTER)

Feed Back

FET Gate Drive

Current Sense

GND

GND

C1400 25V220

C1401 1

C1402 0.01

C1403 390P

C1404 4700P

8

7

6

5

8

7

6

5

R1701 47M

IC1701 C0DBAKG00005
(DC-DC CONVERTER)

4

IC1401 C0CBCYG00004
(REG.DR+5V) GND 5

S 1

S 2

S 3

G 4

Vadj.

R1405 4700

D1800 MA2J11100L

R1271 4700

QR1801 UNR221300L
R1801 100K C1800 25V47

QR1304 UNR221300L
(DR P ON H :ON)

QR1302 UNR221300L
(DR P ON H :ON)

QR1303 UNR221300L
(DR P ON H :OFF) R1411 2000

QR1800 UNR211300L
(SWITCHING)

R1802 4700

(SWITCHING)

DMR-ES20EG/EP/EE Power Supply Schematic Diagram
C

R1409 1800

C1408 0.1

R1407 82

R1803 10K

C1274 0.1

C1407 10V220

DMR-ES20EG/EP/EE Power Supply Schematic Diagram

12

13

14

15

16

17

18

19

20

21

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