參數資料
型號: LTC4065EDC-4.4#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
封裝: 2 X 2 MM, LEAD FREE, PLASTIC, MO-229WCCD-2, DFN-6
文件頁數: 11/16頁
文件大?。?/td> 178K
代理商: LTC4065EDC-4.4#PBF
4
LTC4065-4.4
406544f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Battery Regulation (Float) Voltage
vs Charge Current
TEMPERATURE (
°C)
–50
V
FLOAT
(V)
25
4065 G02
4.40
4.38
–25
0
50
4.36
4.44
4.42
75
100
SUPPLY VOLTAGE (V)
4
V
FLOAT
(V)
4.40
4.42
6
4065 G03
4.38
4.36
4.5
5
5.5
4.44
VCC = 5V
IBAT = 2mA
RPROG = 2k
Battery Regulation (Float) Voltage
vs Temperature
Regulated Output (Float) Voltage
vs Supply Voltage
Charge Current vs Supply Voltage
(Constant-Current Mode)
Charge Current vs Battery Voltage
Charge Current vs Temperature
with Thermal Regulation
(Constant-Current Mode)
SUPPLY VOLTAGE (V)
4
0
I BAT
(mA)
25
50
75
100
125
150
175
200
4.5
5
5.5
6
4065 G04
RPROG = 10k
VBAT = 3.8V
TA = 25°C
VBAT (V)
0
I BAT
(mA)
100
200
300
400
500
600
123
4
4065 G05
5
VCC = 5V
TA = 25°C
RPROG = 2k
TEMPERATURE (
°C)
–50
0
I BAT
(mA)
100
200
300
400
050
100
150
4065 G06
500
600
THERMAL CONTROL
LOOP IN OPERATION
VCC = 5V
VBAT = 3.8V
RPROG = 2k
PROG Pin Voltage vs Temperature
(Constant-Current Mode)
PROG Pin Voltage
vs Charge Current
Power FET On-Resistance
vs Temperature
TEMPERATURE (
°C)
–50
V
PROG
(V)
1.01
1.02
25
75
4065 G07
1.00
–25
0
50
100
0.99
0.98
VCC = 5V
VBAT = 3.8V
RPROG = 10k
IBAT (mA)
0
V
PROG
(V)
0.2
0.4
0.6
0.8
1.0
1.2
100
200
300
400
4065 G08
500
VCC = 5V
TA = 25°C
RPROG = 2k
TEMPERATURE (
°C)
–50
300
R
DS
(m
)
350
400
450
500
550
–25
025
50
4065 G09
75
100
VCC = 4V
IBAT = 400mA
IBAT (mA)
0
V
FLOAT
(V)
4.40
300
500
4065 G01
4.38
4.36
100
200
400
4.42
4.44
VCC = 5V
TA = 25°C
RPROG = 2k
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