Texas Instruments

IC controlled, 1-4-cell, 5-A buck-boost solar battery charger with dual-input selector and MPPT 29-VQFN-HR -40 to 85

$4.21 - $6.10
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-BQ25798RQMRDKR-ND 4586 $6.13 $5.51 $5.20 $4.51 $3.24 $3.08 Buy
Mouser Electronics 595-BQ25798RQMR 1523 1 $6.10 $5.19 $5.19 $4.48 $3.22 $2.96 Buy
Texas Instruments BQ25798RQMR 7785 1 $4.21 $4.21 $4.21 $3.44 $2.29 $2.29 Buy
Win Source BQ25798RQMR 1271 5 Buy

Parts in family

Technical Specifications

Lead Free Status Y
ROHS Compliance Y
Absolute max Vin(max)(V) 30
Approx. price(US$) 2.29 | 1ku
Battery charge voltage(max)(V) 18.8
Battery charge voltage(min)(V) 3
Cell chemistry Li-Ion/Li-Polymer,Lithium Phosphate/LiFePO4
Charge current(max)(A) 5
Control interface I2C
Control topology Switch-Mode Buck-boost
Features BAT temp thermistor monitoring (JEITA profile),BAT temp thermistor monitoring (hot/cold profile),IC thermal regulation,ICO (Input Current Optimization),IINDPM (Input current limit),Input OVP,Integrated ADC,Integrated LDO,Power Path,Solar input/MPPT,USB C/PD compatible,USB D+/D-/BC1.2 integrated,USB OTG integrated,VINDPM (Input voltage threshold to maximize adaptor power)
Number of series cells 1,2,3,4
Operating temperature range(C) -40
Package area(mm^2) 16
Package size (L x W)(mm) 4 x 4
Package type VQFN-HR
Pin count 29.0
Rating Catalog
TI functional safety category
TI.com inventory 8182
Vin(max)(V) 24
Vin(min)(V) 3.6