參數(shù)資料
型號(hào): LTC4080EMSE
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 0.8 A BATTERY CHARGE CONTROLLER, 2750 kHz SWITCHING FREQ-MAX, PDSO10
封裝: PLASTIC, MSOP-10
文件頁(yè)數(shù): 18/20頁(yè)
文件大?。?/td> 288K
代理商: LTC4080EMSE
LTC4080
7
4080fa
4080 G24
BATTERY VOLTAGE (V)
2.5
4
3
3.5
4.5
OUTPUT
CURRENT
(mA)
40
50
60
30
20
0
10
80
70
L = 10
H
BATTERY VOLTAGE (V)
OUTPUT
CURRENT
(mA)
350
200
100
50
0
450
400
300
250
150
2.5
4
3
3.5
4.5
4080 G23
L = 10
H
20
25
35
15
10
5
0
30
NO
LOAD
INPUT
CURRENT
(
A)
L = 10
H
C = 4.7
F
VOUT = 1.8V
TEMPERATURE (C)
–50
10
50
–30
–10
30
70
90
4080 G18
VBAT = 4.2V
VBAT = 3.8V
VBAT = 2.7V
No-Load Buck Input Current
(Burst Mode Operation)
vs Temperature
Buck Main Switch (PMOS)
On-Resistance vs Battery Voltage
Buck Main Switch (PMOS)
On-Resistance vs Temperature
Buck Synchronous Switch (NMOS)
On-Resistance vs Battery Voltage
Buck Synchronous Switch (NMOS)
On-Resistance vs Temperature
Maximum Output Current
(PWM Mode)
Maximum Output Current
(Burst Mode Operation)
1.0
1.2
0.8
0.6
0.4
0.2
0
4080 G19
BATTERY VOLTAGE (V)
2.5
ON-RESISTANCE
(
)
4.5
5.0
3.0
3.5
4.0
TEMPERATURE (
°C)
–50
10
50
–30
–10
30
70
90
4080 G20
1.0
1.2
0.8
0.6
0.4
0.2
0
ON-RESISTANCE
(
)
4080 G21
BATTERY VOLTAGE (V)
2.5
ON-RESISTANCE
(
)
0.8
1.0
1.2
4.5
5.0
0.6
0.4
0
3.0
3.5
4.0
0.2
4080 G22
TEMPERATURE (
°C)
–50
10
50
–30
–10
30
70
90
ON-RESISTANCE
(
)
0
0.8
1.0
1.2
0.6
0.4
0.2
TYPICAL PERFORMANCE CHARACTERISTICS
(TA = 25°C, VCC = 5V, VBAT = 3.8V, unless otherwise specied)
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