SWS-L datasheet(8/19 Pages) TDK

8 / 19 page

・All specifications are subject to change without notice.

Block Diagram

INPUT

∼265VAC

CNT1

AUX

TRANSFORMER

CURRENT

SHARING

CIRCUIT

VOLTAGE

ADJUST

REMOTE

CONTROL

OVP

SENSING

OCP

CIRCUIT

OVP

CIRCUIT

CONTROL

CIRCUIT

RECTIFIER

AND

SMOOTHING

FILTER

MAIN

TRANSFORMER

SWITCHING

CIRCUIT

CURRENT

SENSING

CONTROL

CIRCUIT

SMOOTHING

FILTER

INRUSH

CURRENT

LIMIT

CIRCUIT

AUX

SECONDARY

PRIMARY

COM

CNT2

TOG

ALM

-S

+Vm

-Vm

-V

OUTPUT

ALARM

FAN

PFC

CIRCUIT

RECTIFIER

LINE

FILTER

Sequence Time Chart

SWS1000L

* INPUT VOLTAGE RANGE : 85

∼ 265VAC

* FUSE RATING : 20A

* PFC FREQUENCY : 130kHz BOOST MODE

* DC-DC FREQUENCY : 200kHZ FORWARD

SWS600L

* INPUT VOLTAGE RANGE : 85

∼ 265VAC

* FUSE RATING : 15A

* PFC FREQUENCY : 100kHz BOOST MODE

* DC-DC FREQUENCY : 300kHz FORWARD

AC Input

Output voltage

(DC-DC Converter)

REMOTE

ON/OFF

ALM

Vout

H(ALM)

H(CNT)

L(G1)

L(TOG)

INPUT ON

REMOVE

OFF

REMOVE

OVP

INPUT

OFF

INPUT

OFF

INPUT

OFF

INPUT

OCP

DISABLE

FAN

STOP

OTP,

CONVERTER

FAILURE

SWS 600L, 1000L

SWS-L Datasheet(PDF) 8 Page - TDK Electronics

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