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ISL6253 Datasheet(PDF) 7 Page - Intersil Corporation

Part # ISL6253
Description  Highly Integrated Battery Charger for Notebook Computers
PDF  22 Pages
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Manufacturer  INTERSIL [Intersil Corporation]
Direct Link  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL6253 Datasheet(HTML) 7 Page - Intersil Corporation

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7
FIGURE 7. CHARGE ENABLE AND SHUTDOWN
FIGURE 8. AC ADAPTER INSERTION
FIGURE 9. AC ADAPTER REMOVAL
FIGURE 10. BATTERY INSERTION
FIGURE 11. BATTERY REMOVAL
FIGURE 12. CHARGE MODE TRANSITION FROM TRICKLE
MODE TO CONSTANT CURRENT MODE
Typical Operating Performance (Continued)
Circuit of Figure 18, VDCIN = 20V, 4S2P Li-Ion Battery, TA = 25°C, unless otherwise noted.
EN
5V/DIV
INDUCTOR
CURRENT
2A/DIV
BATTERY
VOLTAGE
2V/DIV
t: 0.5ms/DIV
SGATE-CSIP
2V/DIV
BGATE-CSIP
2V/div
SGATE-CSIP
2V/div
BGATE-CSIP
2V/div
INDUCTOR
CURRENT
2A/DIV
SYSTEM BUS
VOLTAGE
5V/DIV
t: 0.5ms/DIV
SGATE-CSIP
2V/DIV
BGATE-CSIP
2V/DIV
t: 5µs/DIV
LOAD CURRENT = 2A
INDUCTOR
CURRENT
2A/DIV
SGATE-CSIP
2V/DIV
SYSTEM BUS
VOLTAGE
5V/DIV
BGATE-CSIP
2V/DIV
t: 1ms/DIV
ICOMP
VCOMP
2V/DIV
INDUCTOR
CURRENT
2A/DIV
BATTERY
VOLTAGE
10V/DIV
t: 20µs/DIV
VPHASE
10V/DIV
VCSON
10V/DIV
INDUCTOR
CURRENT
2A/DIV
t: 0.1ms/DIV
INDUCTOR
CURRENT
1A/DIV
CHARGE
CURRENT
1A/DIV
BATTERY
VOLTAGE
2V/DIV
ISL6253



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