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BQ25882 Datasheet(PDF) 13 Page - Texas Instruments

Part # BQ25882
Description  BQ25883 2-Cell, 2-A Boost-Mode Battery Charger With Power Path, USB On-The-Go Boost (OTG) For USB Input
PDF  86 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

BQ25882 Datasheet(HTML) 13 Page - Texas Instruments

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System Current (A)
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0
25
50
75
100
125
150
175
200
225
D026
System Current (A)
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
8.45
8.46
8.47
8.48
8.49
8.50
8.51
8.52
8.53
8.54
8.55
8.56
8.57
8.58
D027
IBUS (A)
0.01
0.02 0.03 0.05
0.1
0.2 0.3
0.5 0.7 1
2
50
55
60
65
70
75
80
85
90
95
100
D023
PFM En, OOA En
PFM En, OOA Dis
PFM Dis
ICHG Setting (A)
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6 1.7
-10
-7.5
-5
-2.5
0
2.5
5
7.5
10
D034
VBAT = 6.6 V
VBAT = 7.6 V
Charge Current (A)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
85
86
87
88
89
90
91
92
93
94
95
D021
VBAT = 7.6 V
VBAT = 8 V
System Current (A)
0.01
0.02 0.03
0.050.07 0.1
0.2
0.3
0.5 0.7
1
60
65
70
75
80
85
90
95
100
D022
PFM En, OOA En
PFM En, OOA Dis
PFM Dis
13
BQ25883
www.ti.com
SLUSDL3A – FEBRUARY 2019 – REVISED APRIL 2019
Product Folder Links: BQ25883
Submit Documentation Feedback
Copyright © 2019, Texas Instruments Incorporated
7.7 Typical Characteristics
CVBUS = 1µF, CPMID= 10µF, CSYS= 44µF, CBAT = 10µF, L = 1µH ( IHLP2525CZER1R0k01) (unless otherwise specified)
VBUS = 5 V
Figure 1. Charge Efficiency vs Charge Current
VBUS = 5 V
VBAT = 8.4 V
Figure 2. System Efficiency vs System Current
OTG_VLIM = 5 V
VBAT = 7.6 V
Figure 3. OTG Efficiency vs VBUS Output Current
VBUS = 5 V
Figure 4. Charge Current Accuracy vs ICHG Setting
VBUS = 5 V
VBAT = 6 V
SYS_MIN = 7 V
EN_CHG = 0
Figure 5. SYSMIN Load Regulation
VBUS = 5 V
VBAT = 8.4 V
EN_CHG = 0
Figure 6. System Load Regulation After Charge Done



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