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參數(shù)資料
型號: TPS65950ZXNR
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PBGA209
封裝: 7 X 7 MM, 0.40 MM PITCH, PLASTIC, BGA-209
文件頁數(shù): 25/167頁
文件大小: 2566K
代理商: TPS65950ZXNR
TPS65950
Integrated Power Management/Audio Codec
SWCS032 – OCTOBER 2008
www.ti.com
Table 8-1. Main Charge Electrical Characteristics
VBAT = 3.6 V, RS = 0.22 , unless otherwise specified (continued)
Parameter
Test Conditions
Min(1)
Typ(2)
Max(3)
Unit
Ac main charge battery
CHGIREG = (value relative to ICHG = 0.6 A), VAC = 5.4 V,
150
s
removal switch-off time
C = 100 nF connected to ICTLAC1, VBAT threshold =
4.55 V, measure charge current from removal to 10%
Miller compensation
CHGIREG = (value relative to ICHG = 0.6 A), VAC = 5.4 V,
150
C = 100 nF connected to ICTLAC1, VBAT threshold =
4.55 V, measure charge current from removal to 10%
Regular compensation
USB main charge battery
CHGIREG = (value relative to ICHG = 0.6 A), VBUS = 5.0
150
s
removal switch-off time
V,
C = 100 nF connected to ICTLUSB1, VBAT threshold =
4.55 V, measure charge current from removal to 10%
VAC-to-MADC input
VAC from 4.8 V to 6.8 V (maximum MADC input voltage =
0.12
0.15
0.18
V/V
attenuation
1.224 V)
VBAT-to-MADC input
VBAT from 3.0 V to 4.5 V (maximum MADC input voltage
0.2
0.25
0.3
V/V
attenuation
= 1.35 V)
Current-to-voltage conversion
(VCCS–VBATS) rising from 0 V to 0.17 V: CGAIN = 0
0.704
0.88
1.056
mV/mA
slope(5)
equivalent to 0–775 mA range
(VCCS–VBATS) rising from 0 V to 0.33 V: CGAIN = 1
0.352
0.44
0.528
equivalent to 0–1500 mA range
Current-to-voltage conversion
OFFSEN = 1, OFFSN[1:0] = 00, CGAIN = 0, OFFSIGN =
18.7
mV
positive offset
0
OFFSEN = 1, OFFSN[1:0] = 01, CGAIN = 0, OFFSIGN =
38.8
0
OFFSEN = 1, OFFSN[1:0] = 10, CGAIN = 0, OFFSIGN =
60.1
0
OFFSEN = 1, OFFSN[1:0] = 11, CGAIN = 0, OFFSIGN =
82.6
0
Current-to-voltage conversion
OFFSEN = 1, OFFSN[1:0] = 00, CGAIN = 0, OFFSIGN =
–18.2
mV
negative offset
1
OFFSEN = 1, OFFSN[1:0] = 01, CGAIN = 0, OFFSIGN =
–35.6
1
OFFSEN = 1, OFFSN[1:0] = 10, CGAIN = 0, OFFSIGN =
–52.2
1
OFFSEN = 1, OFFSN[1:0] = 11, CGAIN = 0, OFFSIGN =
–67.6
1
Charge voltage and charge
Linear range
1FF
3BA
hex
current DAC
Differential nonlinearity
–2
2
LSB
Integrated nonlinearity
–2
2
LSB
Offset
–25
25
mV
ADIN0 dc current source
ADIN0 = 1 V
7
10
13
A
ADIN1 dc current source
ADIN1 = 1 V, ITHSENS[2:0] = 000 (maximum MADC
9.875
10
10.125
A
input voltage = 0.875 V), After TRIM done by
ISRCTRIM[3:0], at ambient temperature
(5)
MADC output code = (VCCS – VBATS)
× 4 with CGAIN = 0
MADC output code = (VCCS – VBATS)
× 2 with CGAIN = 1
120
Battery Interface
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