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LTC3407 Datasheet(PDF) 4 Page - Linear Technology

No. de Pieza. LTC3407
Descripción  Dual Synchronous, 600mA, 1.5MHz Step-Down DC/DC Regulator
Descarga  16 Pages
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Fabricante  LINER [Linear Technology]
Página de inicio  http://www.linear.com
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LTC3407 Datasheet(HTML) 4 Page - Linear Technology

 
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LTC3407
4
sn3407 3407fs
LOAD CURRENT (mA)
1
100
95
90
85
80
75
70
65
60
10
100
1000
3407 G10
3.3V
2.7V
4.2V
VOUT = 2.5V Burst Mode OPERATION
CIRCUIT OF FIGURE 1
LOAD CURRENT (mA)
1
100
95
90
85
80
75
70
65
60
10
100
1000
3407 G13
2.7V
4.2V
VOUT = 1.2V Burst Mode OPERATION
CIRCUIT OF FIGURE 1
LOAD CURRENT (mA)
1
100
95
90
85
80
75
70
65
60
10
100
1000
3407 G14
2.7V
4.2V
VOUT = 1.5V Burst Mode OPERATION
CIRCUIT OF FIGURE 1
LOAD CURRENT (mA)
1
100
95
90
85
80
75
70
65
60
10
100
1000
3407 G11
VIN = 3.6V, VOUT = 1.8V
NO LOAD ON OTHER CHANNEL
LOAD CURRENT (mA)
1
4
3
2
1
0
–1
–2
–3
–4
10
100
1000
3407 G12
VIN = 3.6V, VOUT = 1.8V
NO LOAD ON OTHER CHANNEL
3.3V
VIN (V)
2
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
4
6
3407 G15
35
VOUT = 1.8V
IOUT = 200mA
TA = 25°C
3.3V
Burst Mode OPERATION
Burst Mode OPERATION
PULSE SKIP MODE
PULSE SKIP MODE
VIN (V)
1
500
450
400
350
300
250
200
46
3407 G08
2
3
57
MAIN
SWITCH
SYNCHRONOUS
SWITCH
0.615
0.610
0.605
0.600
0.595
0.590
0.585
TEMPERATURE (°C)
–50
550
500
450
400
350
300
250
200
150
100
25
75
3407 G09
–25
0
50
100
150
125
TEMPERATURE (°C)
–50
25
75
3407 G07
–25
0
50
100
125
MAIN SWITCH
SYNCHRONOUS SWITCH
VIN = 3.6V
VIN = 3.6V
VIN = 4.2V
VIN = 2.7V
TA = 25°C
Efficiency vs Load Current
Efficiency vs Load Current
Load Regulation
Efficiency vs Load Current
Efficiency vs Load Current
Line Regulation
TYPICAL PERFOR A CE CHARACTERISTICS
Reference Voltage vs
Temperature
RDS(ON) vs Input Voltage
RDS(ON) vs Temperature


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