Datasheet

Vin
Viset
Vchg
V_0.1 _OUTW
t-time-500 s/divm
2V/div
2V/div
500mV/div
20mV/div
Viset
Vout
Vin
V_0.1 _OUTW
Exits
Thermal
Regulation
Enters
Thermal
Regulation
t-time-1s/div
2V/div
1V/div
1V/div
50mV/div
Vin
Viset
Vchg
Vpg
t-time-20ms/div
5V/div
5V/div
1V/div
1V/div
528
530
532
534
536
538
540
542
544
546
0 0.2 0.4 0.6 0.8
I -OutputCurrent- A
O
Kiset
Kiset- W
.15
LowtoHighCurrents
(mayoccurinrechargetofastchargetransion)
HightoLowCurrents
(mayoccurinVoltageRegulation- TaperCurrent)
4.196
4.198
4.2
4.202
4.204
4.206
4.208
4.21
4.212
4.5 5 5.5 6 6.5
R 100
OUT =
Ω
V @25°C
O
V @85°C
O
V -InputVoltageDC-V
I
V -OutputVoltageDC-V
OUT
V @0°C
O
4.192
4.193
4.194
4.195
4.196
4.197
4.198
4.199
4.2
0 0.2 0.4 0.6 0.8 1
I -Outputcurrent- A
O
V @0°C
reg
V -OutputVoltage-V
OUT
V @25°C
reg
V @85°C
reg
bq24090, bq24091
bq24092, bq24093
SLUS968A –JANUARY 2010–REVISED FEBRUARY 2010 www.ti.com
TYPICAL OPERATIONAL CHARACTERISTICS (continued)
SETUP: bq2409x typical applications schematic; V
IN
= 5V, V
BAT
= 3.6V (unless otherwise indicated)
Figure 12. DPM – USB Current Limits – Vin Regulated to 4.4V Figure 13. Thermal Reg. – Vin increases PWR/Iout Reduced
Vin swept from 5V to 3.9V to 5V, Vbat = 4V
Figure 14. Entering and Exiting Sleep mode Figure 15. Kiset for Low and High Currents
Figure 16. Line Regulation Figure 17. Load Regulation Over Temperature
12 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): bq24090 bq24091