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XCM519AC04DR Datasheet(PDF) 9 Page - Torex Semiconductor |
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XCM519AC04DR Datasheet(HTML) 9 Page - Torex Semiconductor |
9 / 49 page 9/49 XCM519 Series ■ELECTRICAL CHARACTERISTICS (Continued) ●PFM Switching Current (IPFM) by Oscillation Frequency and Output Voltage 1.2MHz (mA) SETTING VOLTAGE MIN. TYP. MAX. VDCOUT(E)≦1.2V 140 180 240 1.2V<VDCOUT(E)≦1.75V 130 170 220 1.8V≦VDCOUT(E) 120 160 200 3.0MHz (mA) SETTING VOLTAGE MIN. TYP. MAX. VDCOUT(E)≦1.2V 190 260 350 1.2V<VDCOUT(E)≦1.75V 180 240 300 1.8V≦VDCOUT(E) 170 220 270 ●Measuring Maximum IPFM Limit, VIN Voltage fOSC 1.2MHz 3.0MHz (C-1) VDCOUT(E)+0.5V VDCOUT(E)+1.0V Minimum operating voltage is 2.7V ex.) Although when VDCOUT(E)=1.2V, fOSC=1.2MHz, (C-1)=1.7V the (C-1) becomes 2.7V because of the minimum operating voltage 2.7V. ●Soft-Start Time Chart (XCM519xC/ XCM519xD Series Only) PRODUCT SERIES fOSC OUTPUT VOLTAGE MIN. TYP. MAX. 1200kHz 0.8≦VDCOUT(E)<1.5 - 250 400μs 1200kHz 1.5≦VDCOUT(E)<1.8 - 320 500μs 1200kHz 1.8≦VDCOUT(E)<2.5 - 250 400μs XCM519AC 1200kHz 2.5≦VDCOUT(E)<4.0 - 320 500μs 1200kHz 0.8≦VDCOUT(E)<2.5 - 250 400μs XCM519BC 1200kHz 2.5≦VDCOUT(E)<4.0 - 320 500μs 3000kHz 0.8≦VDCOUT(E)<1.8 - 250 400μs XCM519xD 3000kHz 1.8≦VDCOUT(E)<4.0 - 320 500μs |
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