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LTC3418 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC3418
Description  8A, 4MHz, Monolithic Synchronous Step-Down Regulator
PDF  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3418 Datasheet(HTML) 4 Page - Linear Technology

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LTC3418
3418f
TYPICAL PERFOR A CE CHARACTERISTICS
Quiescent Current
vs Input Voltage
INPUT VOLTAGE (V)
2.5
0
100
200
300
3
3.5
4
4.5
3418 G04
5
400
500
50
150
250
350
450
5.5
INPUT VOLTAGE (V)
2.25
0
0.5
1.5
2.0
2.5
4.25
5.0
4.5
3418 G03
1.0
3.25
2.75
4.75
3.75
5.25
3.0
PFET
NFET
3.5
4.0
Switch Leakage vs Input Voltage
Frequency vs Input Voltage
INPUT VOLTAGE (V)
2.25
900
920
960
980
1000
4.25
1100
1080
3418 G05
940
3.25
2.75
4.75
3.75
5.25
1020
1040
1060
TEMPERATURE (°C)
–40
900
920
960
980
1000
1100
1040
0
40
60
3418 G06
940
1060
1080
1020
–20
20
80
100 120
VIN = 3.3V
Frequency vs Temperature
Frequency vs ROSC
ROSC (kΩ)
10
0
500
1500
2000
2500
170
4500
3418 G08
1000
90
50
210
130
250
3000
3500
4000
VIN = 3.3V
Efficiency and Power Loss
vs Load Current
Efficiency vs Load Current
LOAD CURRENT (A)
0.01
40
50
60
70
80
0.1
1
10
3418 G10
30
20
10
0
90
100
Burst Mode OPERATION
FORCED CONTINUOUS
VIN = 3.3V
VOUT = 2.5V
Efficiency vs Load Current
LOAD CURRENT (A)
0.01
40
50
60
70
80
0.1
1
10
3418 G11
30
20
10
0
90
100
3.3V
5V
FORCED CONTINUOUS
VOUT = 2.5V
Efficiency vs Load Current
LOAD CURRENT (A)
0.01
40
50
60
70
80
0.1
1
10
3418 G12
30
20
10
0
90
100
3.3V
5V
Burst Mode OPERATION
VOUT = 2.5V
LOAD CURRENT (A)
0.01
60
80
100
0.1
1
10
3418 TA01b
40
50
70
90
30
20
1000
100000
100
10000
10
1
EFFICIENCY
POWER LOSS
VIN = 3.3V
VOUT = 2.5V
TA = 25°C unless otherwise noted.



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