AC-DC ITE Full Brick

ABR300 SERIES

300 Watts

http://www.archcorp.com.tw

TEL: +886-2-26989508 FAX: +886-2-26981319

-2-

CONNECTION FOR STANDARD USE

(1.) To use the ABR300 series, external parts should be connected as shown in Fig 1.1.

(2.) The ABR300 series should be conduction-cooled. Use a heatsink or fan to dissipate heat.

Fig 1.1

Table 1.1 (Parts name.)

No.

Symbol

Item

Rating

Remark

1

F11

Input fuse

AC250V / 10A

–

2

C11

Input capacitor

AC275V / 1uF

Class X1 or X2

3

CY1

Y capacitor

AC250V / 1000pF

Class Y1

4

L11

Noise filter

Line Filter

Min. 9mH

–

5

L12

Min. 12mH

–

6

L13

Min. 100uH

–

7

CX1

X capacitor

AC275V / 0.68uF

Class X1 or X2

8

CX2

AC275V / 1uF

Class X1 or X2

9

CY2, CY3

Y capacitor

AC250V / 2200pF

Class Y1 or Y2

10

CY4, CY5

AC250V / 1000pF

Class Y1 or Y2

11

Co1

Output pi filter

12S

DC16V / 1500uF x2

Conductive Polymer

24S, 28S

DC35V / 1000uF x3

Electrolytic capacitor

48S

DC63V / 390uF x3

Electrolytic capacitor

12

Co2

12S

DC16V / 2200uF x2

Electrolytic capacitor

24S, 28S

NC

Electrolytic capacitor

48S

NC

Electrolytic capacitor

13

Cbc

Smoothing capacitor for boost voltage

DC450V / 470uF

Electrolytic capacitor

14

C20,C30

Capacitor for boost voltage

DC450V / 0.68uF ×2 (parallel)

Film capacitor

15

TFR1

Inrush current limiting resistor

10Ω

Thermal fuse build-in resistor

16

R1

Discharging resistor

470K Ω

1/4W resistor

17

SK21 / SK22

Varistor

NC

–

18

SA11

Surge absorber

NC

–

19

SK11

Varistor

620V

300Vac / 3500A (8/20μS)

◎

Parts name are shown in Table 1.1 as reference.

◎

External parts should be changed according to the ambient temperature, and input and output conditions.

For details, refer to the selection method of individual parts.