60W Evaluation Board with ICE3DS01

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60W Evaluation Board with ICE3DS01 Lim Chee Siong Simon, Ho Kin Man, Luo Junyang and Jeoh Meng Kiat Infineon Technologies Asia Pacific Pte Ltd 168, Kallang Way, Singapore 349253 Email : , , , The board described here was designed as a typical power supply in flyback converter topology with secondary control. It is particularly suitable as an AC/DC power supply for LCD monitors, adapters for printers and notebook computers, DVD players and set-top boxes in addition to industrial auxiliary power supplies. ICE3DS01 which is used for this application is a current-controlled pulse width modulator. The F3 controller provides Active Burst Mode to reach the lowest Standby Power Requirements < 100mW at no load. Furthermore Latched Off Mode is entered in case of Overtemperature, Overvoltage or Short Winding. Upon entering Latched Off Mode, the controller can only be reset by disconnecting it from the main lines. Auto Restart Mode is entered in case of failure modes like open loop or overload. An adjustable blanking window prevents the IC entering Auto Restart Mode or Active Burst Mode in case of high load jumps. Evaluation Board

then activated

high load

smps

blanking window

only activated when

voltage ripple

vcc pin

current

Voir

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Infineon Technologies Current

60W Evaluation Board with ICE3DS01

Lim Chee Siong Simon, Ho Kin Man, Luo Junyang and Jeoh Meng Kiat

Infineon Technologies Asia Pacific Pte Ltd

168, Kallang Way,

Singapore 349253

Email :

simon.lim@infineon.com

kin-man.ho@infineon.com

Junyang.Luo@infineon.com

MengKiat.Jeoh@infineon.com

The board described here was designed as a typical power supply in flyback

converter topology with secondary control. It is particularly suitable as an AC/DC

power supply for LCD monitors, adapters for printers and notebook computers,

DVD players and set-top boxes in addition to industrial auxiliary power supplies.

ICE3DS01 which is used for this application is a current-controlled pulse width

modulator. The F3 controller provides Active Burst Mode to reach the lowest

Standby Power Requirements < 100mW at no load. Furthermore Latched Off

Mode is entered in case of Overtemperature, Overvoltage or Short Winding.

Upon entering Latched Off Mode, the controller can only be reset by

disconnecting it from the main lines. Auto Restart Mode is entered in case of

failure modes like open loop or overload. An adjustable blanking window

prevents the IC entering Auto Restart Mode or Active Burst Mode in case of high

load jumps.

Evaluation Board

Voir