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ELECTRICAL CHARACTERISTICS – POWER PATH AND CHARGE MANAGEMENT (Continued)
V(OUT) * 1.2
500 kW
I
O(BAT)
+
K
(SET)
V
(SET)
R
SET
I
O(PRECHG)
+
V
(PRECHG)
K
(SET)
R
SET
I
(TERM)
+
V
(TERM)
K
(SET)
R
SET
TPS65810
TPS65811
SLVS658B – MARCH 2006 – REVISED FEBRUARY 2007
Over recommended operating conditions (typical values at T
J
= 25 ° C), application circuit as in Figure 3 (unless otherwise
noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
POWER PATH TIMING CHARACTERISTICS, DPPM AND THERMAL LOOPS NOT ACTIVE, R
TMR
= 50 k Ω
t
BOOT
Boot-up time Measured from input power detection 120 200 300 ms
No USB: measured from V(AC) – V(BAT) < V
IN(NDT)
, USB
t
SW(ACBAT)
Switching from AC to BAT 50 µ s
detected:CE=LO (after CE hold-off time)
No AC: measured from V(USB) – V(BAT) < V
IN(NDT)
,USB 50 µ s
t
SW(USBBAT)
Switching from USB to BAT
detected:CE=LO (after CE hold-off time)
t
SW(PSEL)
Switching from USB to AC
50 µ s
Toggling I
2
C PSEL bit
Switching from AC to USB or USB to
t
SW(ACUSB)
AC power removed or USB power removed 100 µ s
AC
BATTERY REMOVAL DETECTION
V
NOBATID
Battery ID resistor detection ID resistor not detected at V(OUT) – V(ANLG1) < V
NOBATID
0.5 V
Deglitch time for battery removal
t
DGL(NOBAT)
0.6 1.2 ms
detection
00, V
(OUT)
: 2.5 V to 4.4 V
Set via I
2
C bits
µ A
01 10
(BATID1,BATID2)
I
O(ANLG1)
ANLG1 pullup current
ADC_WAIT register
10 50
11 60
Total accuracy 25% 25%
FAST CHARGE CURRENT, V(OUT) > V(BAT) + 0.1 V, V(BAT) > V
LOWV
Charge current range 100 1500 mA
I
O(BAT)
11, 100% scaling 2.475 2.500 2.525
10, 75% scaling 1.875 1.900 1.925
V
SET
= V(ISET1),
V
SET
Battery charge current set voltage V
(ISET1_1, ISET1_0) =
01, 50% scaling 1.225 1.250 1.275
00, 25% scaling 0.575 0.600 0.625
100 mA < I
O(BAT)
≤ 1 A 350 400 450
K
SET
Battery charge current set factor
1 mA < I
O(BAT)
≤ 100 mA 100 400 1000
PRE-CHARGE CURRENT, V(OUT) > V(BAT) + 0.1 V, V
BATSH
< V(BAT) < V
LOWV
, t < t
(PRECHG)
I
O(PRECHG)
Precharge current range 10 150 mA
V
PRECHG
Precharge set voltage V
PRECHG
= V(ISET1) 220 250 270 mV
V
LOWV
Precharge to fast-charge transition Fast charge at V(BAT) > V
LOWV
2.8 3 3.2 V
Deglitch time for fast charge to Decreasing battery voltage, R
TMR
= 50 k Ω 22.5 ms
t
DGL(PRE)
precharge transition
CHARGE REGULATION VOLTAGE, V(OUT) > V
O(BATREG)
+ 0.1V
4.2 V
Voltage options, selection via I
2
C
4.356 V
V
O(BATREG)
Battery charge voltage
Accuracy, T
A
= 25 ° C – 0.5% 0.5%
Total accuracy – 1% 1%
CHARGE TERMINATION, V(BAT) > V
RCH
, VOLTAGE REGULATION MODE SET
I
TERM
Charge termination current range 10 150 mA
11, 100% scaling 240 260 280
10, 75% scaling 145 160 175
Battery termination detection set V
TERM
= V(ISET1),
V
TERM
mV
voltage (ISET1_1, SET1_0) =
01, 50% scaling 90 110 130
00, 25% scaling 40 60 75
t
DGL(TERM)
Deglitch time for termination detection V(ISET1) < V
TERM
, R
TMR
= 50 k Ω 22.5 ms
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