 English |
|
|
|
|
|
|
|
| BQ25060_1 Datasheet, PDF (3/24 Pages) Texas Instruments – 1A, Single-Input, Single Cell Li-Ion Battery Charger with 50-mA LDO, and External Power Path Control | |||
| |||
| ◁ |
bq25060
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Over junction temperature range 0°C ⤠TJ ⤠125°C and VIN = 5V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
VHYS-UVLO
VBATUVLO
VHYS-BUVLO
VIN-SLP
VHYS-INSLP
tDGL(NO-IN)
Hysteresis on UVLO
Battery UVLO
Hysteresis on BAT UVLO
Valid input source threshold VIN-SLP above
VBAT
Hysteresis on VIN-SLP
Deglitch time, input power loss to charger
turn-off
VIN: 4V â 0V
VBAT rising
VBAT falling
Input power good if VIN > VBAT + VINâSLP
VBAT = 3.6V, VIN: 3.5V â 4V
VBAT = 3.6V, VIN: 4V â 3.5V
Time measured from VIN: 5V â 2.5V 1µs
fall-time
250
1.95
2.05
125
30
75
32
32
VOVP
VHYS-OVP
tDGL(OVP)
tREC(OVP)
Input over-voltage protection threshold
Hysteresis on OVP
Input over-voltage deglitch time
Input over-voltage recovery time
VIN_DPM
Input DPM threshold
QUIESCENT CURRENT
VIN: 5 V â 11 V
VIN: 11 V â 5 V
Time measured from VIN: 11V â 5V 1µs
fall-time to LDO = HI, VBAT = 3.5V
VIN Falling, VIN-DPM enabled with EN
10.2
10.5
100
100
100
4.2
4.30
IBAT(PDWN)
Battery current into BAT, No input
connected
VIN = 0V, TJ = 85°C
IBAT(DONE)
IIN(STDBY)
BAT current, charging terminated
Standby current into IN pin
ICC
Active supply current, IN pin
BATTERY CHARGER FAST-CHARGE
VIN = 6V, VBAT > VBAT(REG)
EN = HI, VIN < VOVP
EN = HI, VIN ⥠VOVP
VIN = 6V, no load on OUT pin, VBAT >
VBAT(REG), IC enabled
VBAT(REG)
IIN_RANGE
Battery charge regulation voltage
User programmable input current limit
range
TA = 0°C to 125°C, IOUT = 50 mA
TA = 25°C
RISET = 1kΩ to 10kΩ, EN = VSS
4.16
4.179
100
4.20
4.200
IIN(LIM)
Input current limit, or fast-charge current
KISET
Fast charge current factor
VDO(IN-OUT)
VIN â VOUT
ISET SHORT CIRCUIT PROTECTION
EN = FLOAT
EN = VSS
RISET = 1kΩ to 10kΩ, EN = VSS
VIN = 4.2V, IOUT = 0.75 A
435
467
KISET/RISET
900
1000
500
RISET_MAX
Highest resistor value considered a short RISET: 900Ω â 300Ω, IOUT latches off,
430
fault
Cycle power to reset, Fault range > 1.10A
tDGL-SHORT
IOUT-CL
Deglitch time transition from ISET short to
IOUT disable
Maximum OUT current limit regulation
(Clamp)
Clear fault by cycling VBUS or EN
1.5
1.2
PRE-CHARGE AND CHARGE DONE
VLOWV
Pre-charge to fast-charge transition
threshold
External power path control disabled,
BGATE = VSS
2.4
2.5
External power path control enabled
2.8
2.9
tDGL(LOWV)
Deglitch time on fast-charge to pre-charge VBAT rising or falling
25
transition
IPRECHARGE
Precharge current to BAT during precharge VBAT = 0V to 2.9V, Battery FET
mode
connected, Current out of BAT
28
37
ITERM
Default termination current threshold
RECHARGE OR REFRESH
VBAT = 0V to 2.5V, BGATE = VSS, Input
current limit regulated to IPRECHARGE
VIN = 5V, ICHARGE = 100 mA to 1 A
41.5
45
7.5
10.5
VRCH
Recharge detection threshold
VBAT falling
VBAT(REG)
â0.13V
VBAT(REG)
â0.1V
tDGL(RCH)
Deglitch time, recharge threshold detected VBAT falling
25
EXTERNAL POWER PATH CONTROL
SLUSA32 â MAY 2010
MAX
2.15
150
UNITS
mV
V
mV
mV
mV
ms
10.8
V
mV
µs
µs
4.4
V
6
µA
10
µA
0.6
mA
2
3 mA
4.23
V
4.221
1000 mA
500 mA
1100
AΩ
900 mV
700
Ω
ms
2
A
2.6
V
3.0
ms
45 mA
48.5
13.5 %IIN(LIM)
VBAT(REG)
V
â0.065V
ms
Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): bq25060
Submit Documentation Feedback
3
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese