ISL625(2005) 查看數據表（PDF） - Intersil

零件编号

产品描述 (功能)

生产厂家

ISL625
(Rev.:2005)

Low Cost Multi-Chemistry Battery Charger Controller

Intersil 

ISL6251, ISL6251A

Typical Operating Performance DCIN=20V, 4S2P Li-Battery, TA=25°C, unless otherwise noted. (Continued)

BATTERY

INSERTION

BATTERY

REMOVAL

INDUCTOR

CURRENT

2A/div

CSON

10V/div

VCOMP

ICOMP

VCOMP

2V/div

ICOMP

2V/div

FIGURE 7. BATTERY INSERTION AND REMOVAL

CHLIM=0.2V

CSON=8V

PHASE

10V/div

INDUCTOR

CURRENT

1A/div

UGATE

5V/div

FIGURE 8. SWITCHING WAVEFORMS AT DIODE EMULATION

PHASE

10V/div

UGATE

2V/div

LGATE

2V/div

FIGURE 9. SWITCHING WAVEFORMS IN CC MODE

CHARGE

CURRENT

1A/div

CHLIM

1V/div

FIGURE 10. TRICKLE TO FULL-SCALE CHARGING

7

FN9202.1

June 17, 2005

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