ISL6251 INTERSIL [Intersil Corporation], ISL6251 Datasheet - Page 7

• Manufacturer Part Number: ISL6251
• Description: Low Cost Multi-Chemistry Battery Charger Controller
• Manufacturer: INTERSIL [Intersil Corporation]

Typical Operating Performance
FIGURE 9. SWITCHING WAVEFORMS IN CC MODE
FIGURE 7. BATTERY INSERTION AND REMOVAL
VCOMP
VCOMP
ICOMP
ICOMP
BATTERY
BATTERY
INSERTION
INSERTION
7
BATTERY
BATTERY
REMOVAL
REMOVAL
DCIN=20V, 4S2P Li-Battery, T
INDUCTOR
INDUCTOR
CURRENT
CURRENT
2A/div
2A/div
CSON
CSON
10V/div
10V/div
VCOMP
VCOMP
2V/div
2V/div
ICOMP
ICOMP
2V/div
2V/div
PHASE
PHASE
10V/div
10V/div
UGATE
UGATE
2V/div
2V/div
LGATE
LGATE
2V/div
2V/div
ISL6251, ISL6251A
FIGURE 8. SWITCHING WAVEFORMS AT DIODE EMULATION
A
FIGURE 10. TRICKLE TO FULL-SCALE CHARGING
=25°C, unless otherwise noted. (Continued)
CHLIM=0.2V
CHLIM=0.2V
CSON=8V
CSON=8V
PHASE
PHASE
PHASE
10V/div
10V/div
10V/div
INDUCTOR
INDUCTOR
INDUCTOR
CURRENT
CURRENT
CURRENT
1A/div
1A/div
1A/div
UGATE
UGATE
UGATE
5V/div
5V/div
5V/div
June 17, 2005
CHARGE
CURRENT
1A/div
CHLIM
1V/div
FN9202.1