Datasheet

Power
Transfer
VILIM<VTERM?
Vo>Vrchg?YES YES
Send EPT Charge
Complete
Vo<V
BAT-SHORT
NO
VRECT Target = V
RECT-REG
IOUT = I
BATSHORT
YES
V
BAT-SHORT
<Vo<V
LOWV
NO
VRECT Target = V
RECT-REG
IOUT = I
PRECHARGE
YES
V
LOWV
<Vo<V
OREG
NO
VRECT Target = VBAT+250mV
IOUT = IBULK
YES
NO
IOUT<0.35*IBULK?
NO
VRECT Target = V
RECT-REG
YES
EN2/AD/TS-CTRL
EPT Condition?
Send EPTYES
NO
NO
bq51050B
bq51051B
www.ti.com SLUSB42D –JULY 2012–REVISED JANUARY 2014
Figure 20. TERM STATE Flow Diagram of bq5105XB
Copyright © 2012–2014, Texas Instruments Incorporated Submit Documentation Feedback 17
Product Folder Links: bq51050B bq51051B