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BQ24160 Datenblatt(PDF) 9 Page - Texas Instruments

Teilenummer BQ24160
Bauteilbeschribung  bq2416xx 2.5A, Dual-Input, Single-Cell Switched-Mode Li-Ion Battery Charger with Power Path Management and I2C Interface
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Hersteller  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

BQ24160 Datenblatt(HTML) 9 Page - Texas Instruments

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9
bq24160, bq24160A, bq24161
bq24161B, bq24163, bq24168
www.ti.com
SLUSAO0G – NOVEMBER 2011 – REVISED DECEMBER 2015
Product Folder Links: bq24160 bq24160A bq24161 bq24161B bq24163 bq24168
Submit Documentation Feedback
Copyright © 2011–2015, Texas Instruments Incorporated
Electrical Characteristics (continued)
Circuit of Figure 21, VSUPPLY = VUSB or VIN (whichever is supplying the IC), VUVLO < VSUPPLY < VOVP and VSUPPLY > VBAT+VSLP, TJ
= -40°C – 125°C and TJ = 25ºC for typical values (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Internal top N-channel Switching MOSFET on-
resistance
Measured from PMIDU to SW
100
175
Measured from PMIDI to SW
65
110
Internal bottom N-channel MOSFET on-resistance
Measured from SW to PGND
65
115
fOSC
Oscillator frequency
1.35
1.50
1.65
MHz
DMAX
Maximum duty cycle
95%
DMIN
Minimum duty cycle
0%
BATTERY-PACK NTC MONITOR
VHOT
High temperature threshold
VTS falling
29.7
30
30.5
%VDRV
VHYS(HOT)
Hysteresis on high threshold
VTS rising
1
VWARM
High temperature threshold
VTS falling
37.9
38.3
39.6
%VDRV
VHYS(WARM)
Hysteresis on high threshold
VTS rising
1
VCOOL
Low temperature threshold
VTS falling
56
56.5
56.9
%VDRV
VHYS(COOL)
Hysteresis on low threshold
VTS rising
1
VCOLD
Low temperature threshold
VTS falling
59.5
60
60.4
%VDRV
VHYS(COLD)
Hysteresis on low threshold
VTS rising
1
TSOFF
TS Disable threshold
VTS rising, 2%VDRV hysteresis
70
73
%VDRV
tDGL(TS)
Deglitch time on TS change
50
ms
D+/D– DETECTION (bq24160)
VD+_SRC
D+ Voltage Source
0.5
0.6
0.7
V
ID+_SRC
D+ Connection Check Current Source
7
14
µA
ID-_SINK
D- Current Sink
50
100
150
µA
ID_LKG
Leakage Current into D+/D-
D–, switch open
–1
1
µA
D+, switch open
–1
1
µA
VD+_LOW
D+ Low Comparator Threshold
0.8
V
VD-_LOWdatref
D- Low Comparator Threshold
250
400
mV
RD-_DWN
D- Pulldown for Connection Check
14.25
24.8
BATGD OPERATION
VBATGD
Good Battery threshold
3.6
3.8
3.9
V
Deglitch for good battery threshold
VBAT rising to HIGH-Z mode, DEFAULT Mode Only
32
ms
I
2C COMPATIBLE INTERFACE
VIH
Input low threshold level
VPULL-UP = 1.8V, SDA and SCL
1.3
V
VIL
Input low threshold level
VPULL-UP = 1.8V, SDA and SCL
0.4
V
VOL
Output low threshold level
IL = 10mA, sink current
0.4
V
IBIAS
High-Level leakage current
VPULL-UP = 1.8V, SDA and SCL
1
μA
tWATCHDOG
Watchdog timer timeout
(bq24160/1/3 Only)
30
s


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