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| BQ24250C_15 Datasheet, PDF (24/46 Pages) Texas Instruments – bq24250C 2A Single Input I2C, Standalone Switch-Mode Li-Ion Battery Charger with Power-Path Management | |||
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bq24250C
SLUSBY7 â JULY 2014
www.ti.com
Example NTC Network Profile of %LDO vs. TEMP
60
55
50
TCOOL
45
40
35
30
0
10
20
30
40
50
60
Temperature (C)
Figure 21. Voltage Based NTC Circuit Temperature Profile
Once the resistors are configured, the internal JEITA algorithm will apply the below profile at each trip point for
battery voltage regulation and charge current regulation.
No Charge
0.5C
No Charge
Programmed VBAT_REG
Programmed ICHG
(1C)
No Charge
No Charge
VCOLD VCOOL
VWARM VHOT
Figure 22. Modified JEITA Profile for Voltage and Current Regulation Loops
24
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