參數(shù)資料
型號: LTC4098EUDC-3.6#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: BATTERY CHARGE CONTROLLER, PQCC20
封裝: 3 X 4 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, QFN-20
文件頁數(shù): 29/32頁
文件大小: 1915K
代理商: LTC4098EUDC-3.6#PBF
LTC4098-3.6
409836f
Battery Charge Current
vs Temperature
Normalized Battery Charger Float
Voltage vs Temperature
VOUT Voltage vs VOUT Current
in Suspend
VBUS Current vs VOUT Current
in Suspend (Includes OVP)
Automatic Battery Charge Current
vs Output Voltage
OUTPUT CURRENT (mA)
0
OUTPUT
VOL
TAGE
(V)
3.45
3.60
3.90
3.75
2.0
409836 G14
3.30
3.15
3.00
0.5
1.0
1.5
2.5
SUSPEND HIGH
SUSPEND LOW
VBUS = 5V
BAT = 3.3V
RCLPROG = 3.01k
OUTPUT CURRENT (mA)
0
V BUS
CURRENT
(mA) 1.5
2.0
2.5
2.0
409836 G15
1.0
0.5
0
0.5
1.0
1.5
2.5
SUSPEND HIGH
SUSPEND LOW
VBUS = 5V
BAT = 3.3V
RCLPROG = 3.01k
TEMPERATURE (°C)
–40
0
CHARGE
CURRENT
(mA)
100
200
300
400
0
40
80
120
409836 G17
500
600
–20
20
60
100
THERMAL REGULATION
RPROG = 2k
TEMPERATURE (°C)
–40
NORMALIZED
FLOA
TVOL
TAGE
60
409836 G18
0.997
–15
10
35
85
1.003
1.002
1.001
1.000
0.999
0.998
OUTPUT VOLTAGE (V)
0
%
PROGRAMMED
CHARGE
CURRENT
20
40
60
80
100
120
3.1
3.2
3.3
3.4
409836 G16
3.5
Battery Charging Efficiency vs
Battery Voltage with No External
Load (PBAT/PVBUS)
VBUS Current vs VBUS Voltage
(Suspend Mode—Includes OVP)
BATTERY VOLTAGE (V)
EFFICIENCY
(%)
80
90
409836 G12
70
60
100
RCLPROG = 3.01k
RPROG = 1k
IVOUT = 0mA
1x CHARGING
EFFICIENCY
5x CHARGING
EFFICIENCY
2.7
3.0
3.3
3.6
VBUS VOLTAGE (V)
1
V BUS
CURRENT
(A)
60
80
100
5
409836 G13
40
20
0
2
3
4
6
BAT = 3.3V
IVOUT = 0mA
TA = 25°C, unless otherwise noted.
Typical perFormance characTerisTics
PowerPath Switching Regulator
Efficiency vs Output Current
Battery Drain Current
vs Battery Voltage
BATTERY VOLTAGE (V)
2.7
0
BA
TTER
YCURRENT
(A)
5
10
15
20
25
30
3.0
3.3
3.6
409836 G10
VBUS = 0V
VBUS = 5V
(SUSPEND MODE)
IVOUT = 0A
OUTPUT CURRENT (A)
0.01
40
EFFICIENCY
(%)
50
60
70
80
100
0.1
1
409836 G11
90
5x, 10x MODE
1x MODE
BAT = 3.3V
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