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參數(shù)資料
| 型號： | LTC3542IS6#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封裝： | LEAD FREE, PLASTIC, MO-193, TSOT-23, 6 PIN |
| 文件頁數(shù)： | 12/16頁 |
| 文件大?。?/td> | 211K |
| 代理商： | LTC3542IS6#PBF |
LTC3542
5
3542fa
RDS(ON) vs Temperature
Switch Leakage vs Input Voltage
Efciency vs Input Voltage
TEMPERATURE (
°C)
–50
0
R
DS(ON)
(Ω
)
0.1
0.3
0.4
0.5
50
0.9
3542 G13
0.2
0
–25
75
100
25
125
0.6
0.7
0.8
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
SYNCHRONOUS
SWITCH
MAIN SWITCH
Switch Leakage vs Temperature
TEMPERATURE (
°C)
–50
SWITCH
LEAKAGE
(nA) 200
250
300
25
75
3542 G15
150
100
–25
0
50
100
125
50
0
MAIN SWITCH
SYNCHRONOUS SWITCH
VIN (V)
0
LEAKAGE
CURRENT
(pA)
200
400
600
1
2
34
3542 G14
5
800
1000
100
300
500
700
900
6
SYNCHRONOUS
SWITCH
MAIN SWITCH
INPUT VOLTAGE (V)
2.5
100
90
80
70
60
50
40
30
45
3542 G16
3
3.5
4.5
5.5
EFFICIENCY
(%)
IOUT = 500mA
IOUT = 100mA
IOUT = 10mA
IOUT = 1mA
IOUT = 0.1mA
VOUT = 1.8V
Burst Mode OPERATION
FIGURE 3a CIRCUIT
Efciency vs Load Current
OUTPUT CURRENT (mA)
30
EFFICIENCY
(%)
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3542 G17
0
1
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
VOUT = 1.8V
Burst Mode OPERATION
FIGURE 3a CIRCUIT
Efciency vs Load Current
OUTPUT CURRENT (mA)
30
EFFICIENCY
(%)
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3542 G18
0
1
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
VOUT = 1.2V
Burst Mode OPERATION
FIGURE 3a CIRCUIT
OUTPUT CURRENT (mA)
30
EFFICIENCY
(%)
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3542 G19
0
1
Burst Mode
OPERATION
VIN = 3.6V
VOUT = 1.8V
FIGURE 3a CIRCUIT
PULSE SKIP
MODE
TYPICAL PERFORMANCE CHARACTERISTICS T
A = 25°C unless otherwise specied.
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