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| UPS602 Datasheet, PDF (9/12 Pages) Unisonic Technologies – HIGH PERFORMANCE CURRENT MODE POWER SWITCH | |||
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UPS602
FUNCTIONAL DESCRIPTION(Cont.)
15V VCC
C4
C13
IC3
1
8
2
7
UPS 60 2
3
6
Driver
VCS
4
5
4.6v
5.5v VFB
RCS VFB
20ms
LINEAR INTEGRATED CIRCUIT
15V VCC
C4
C13
IC3
1
8
2
7
UPS 602
3
6
4
5
3v
Driver
VCS
16V
RCS
VCC
15µs
FIG.8 OLP test circuit
FIG.9 OVP test circuit
(4) Driver Output Section
Rise edge time of driver output is about 200ns for avoiding Low EMI.
(6) Inside power switch MOS transistor
For UPS602, itâs inside power MOS transistor may load source current 2A. Specific power MOS transistor
parameter is as âPOWER MOS TRANSISTOR SECTIONâ in electrical characteristics table.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
9 of 12
QW-R119-005,A
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