BQ25570_14 Datasheet, PDF (3/41 Pages) Texas Instruments – Ultra Low Power Harvester Power Management IC with Boost Charger, and Nano-Powered Buck Converter

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bq25570
SLUSBH2C – MARCH 2013 – REVISED JANUARY 2014
TYPICAL APPLICATION SCHEMATIC
CSTOR
Solar ⁺
Cell
-
L1
CIN
CREF
Host
VSTOR
GPIO1
GPIO2
GPIO3
VBAT
VOC_SAMP
LBOOST
VREF_SAMP
VSS
VIN_DC
MPPT
EN
VOUT_EN
VBAT_OK
CBYP
VSTOR
+
BAT
VBAT
Boost
Controller
Buck
Controller
Cold Start
Nano-Power
Management
LBUCK
VOUT
L2
COUT
VSS
bq25570
R_OV2
R_OK3
R_OV1
R_OK2
R_OK1
R_OUT2
R_OUT1
System
Load
PART NO.
bq25570
PACKAGE
QFN RGR
ORDERING INFORMATION
ORDERING NUMBER
(TAPE AND REEL)⁽¹⁾
bq25570RGRR
bq25570RGRT
PACKAGE
MARKING
B5570
B5570
QUANTITY
3000
250
(1) The RGR package is available in tape on reel. Add R suffix to order quantities of 3000 parts per reel, T suffix for 250 parts per reel.
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