參數(shù)資料
型號(hào): LTC1732EMS-4.2#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: BATTERY CHARGE CONTROLLER, PDSO10
封裝: PLASTIC, MSOP-10
文件頁(yè)數(shù): 6/12頁(yè)
文件大?。?/td> 170K
代理商: LTC1732EMS-4.2#TR
3
LTC1732-4/LTC1732-4.2
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IC/10
End of Charge Indication Current Level
RPROG = 19.6k, RSENSE = 0.2
q
25
50
100
mA
tTIMER
TIMER Accuracy
CTIMER = 0.1F10
%
VRECHRG
Recharge Battery Voltage Threshold per Cell
VBAT from High to Low (LTC1732-4)
3.72
3.80
V
VBAT from High to Low (LTC1732-4.2)
3.95
4.05
V
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: The LTC1732E is guaranteed to meet performance specifications
from 0
°C to 70°C. Specifications over the –40°C to 85°C operating
temperature range are assured by design, characterization and correlation
with statistical process controls.
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 6V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Trickle Charge Current vs VCC
Program Voltage vs Temperature
Timer Accuracy vs Temperature
Trickle Charge Threshold Voltage
vs Temperature
Timer Accuracy vs VCC
Trickle Charge Current vs
Temperature
VCC (V)
4
I TRKL
(mA)
12
1732 G01
6
8
10
60
55
50
45
40
RPROG =19.6k
RSEN = 0.2
VBAT = 2V
TA = 25°C
TEMPERATURE (
°C)
–50
–25
V
PROG
(V)
1732 G02
0
50
25
75
125
100
2.470
2.465
2.460
2.455
2.450
VCC = 6V
RPROG = 19.6k
TEMPERATURE (
°C)
–50
–25
T
TIMER
(%)
1732 G03
0
50
25
75
125
100
110
105
100
95
90
VCC = 6V
CTIMER = 0.1F
TEMPERATURE (
°C)
–50
–25
V
TRKL
(V)
1732 G04
0
50
25
75
125
100
2.470
2.465
2.460
2.455
2.250
VCC = 6V
VCC (V)
412
6
8
10
T
TIMER
(%)
1732 G05
110
105
100
95
90
CTIMER = 0.1F
VBAT = 3V
TA = 25°C
I TRKL
(mA)
60
55
50
45
40
TEMPERATURE (
°C)
–50
–25
1732 G06
0
50
25
75
125
100
RPROG =19.6k
RSEN = 0.2
VBAT = 2V
VCC = 6V
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