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LTC3314AACBZ-R7 Datenblatt(PDF) 7 Page - Analog Devices

Teilenummer LTC3314AACBZ-R7
Bauteilbeschribung  5V, Dual 4A/Dual-Phase 8A Step-Down DC/DC Regulator in 2.2mm × 2.7mm WLCSP
PDF  26 Pages
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Hersteller  AD [Analog Devices]
Direct Link  http://www.analog.com
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LTC3314AACBZ-R7 Datenblatt(HTML) 7 Page - Analog Devices

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LTC3314A
7
Rev. 0
For more information www.analog.com
UV, OV PGOOD Thresholds
VOUT Load Regulation in
VOUT = 1.2V Application
Forced Continuous Mode
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency, VIN = 3.3V,
VOUT = 1.2V, All Modes
Efficiency, VIN = 2.5V
Burst Mode Operation
Efficiency, VIN = 3.3V
Burst Mode Operation
Efficiency, VIN = 5.0V
Burst Mode Operation
TA = 25°C, unless otherwise noted.
Efficiency vs fSW
3.3V to 1.2V, ILOAD = 3A
Efficiency vs VIN
VOUT = 1.2V, fSW = 2MHz
VOUT Line Regulation
UV, VOUT RISING
UV, VOUT FALLING
OV, VOUT RISING
OV, VOUT FALLING
TEMPERATURE (°C)
–50 –25
0
25
50
75 100 125 150
94
96
98
100
102
104
106
108
110
112
114
3314A G19
VIN = 2.5V
VIN = 3.3V
VIN = 5.0V
ILOAD (A)
0
1
2
2
3
4
1.196
1.197
1.198
1.199
1.200
1.201
1.202
1.203
1.204
3314A G20
ILOAD = 0A
ILOAD = 1A
ILOAD = 2A
ILOAD = 4A
INPUT VOLTAGE (V)
2.5
3
3.5
4
4.5
5
5.5
1.196
1.197
1.198
1.199
1.200
1.201
1.202
1.203
1.204
3314A G21
TDK TFM252012ALMAR22MTAA
fSW = 2MHz
Burst Mode OPERATION
PULSE-SKIPPING MODE
FC MODE
ILOAD (A)
0.001
0.01
0.1
1
4
0
10
20
30
40
50
60
70
80
90
100
3314A G22
TDK TFM252012ALMAR22MTAA
fSW = 2MHz
VOUT = 0.5V
VOUT = 0.75V
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.8V
ILOAD (A)
0.001
0.01
0.1
1
4
50
55
60
65
70
75
80
85
90
95
100
3314A G23
TDK TFM252012ALMAR22MTAA
fSW = 2MHz
VOUT = 0.5V
VOUT = 0.75V
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.8V
ILOAD (A)
0.001
0.01
0.1
1
4
50
55
60
65
70
75
80
85
90
95
100
3314A G24
TDK TFM252012ALMAR22MTAA
fSW = 2MHz
VOUT = 0.5V
VOUT = 0.75V
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.8V
ILOAD (A)
0.001
0.01
0.1
1
4
50
55
60
65
70
75
80
85
90
95
100
3314A G25
TDK TFM252012ALMAR22MTAA
4A (CONTINUOUS)
0.1A (Burst Mode OPERATION)
VIN (V)
2.5
3
3.5
4
4.5
5
5.5
75
77
79
81
83
85
87
89
91
93
95
3314A G27
TDK TFM252012ALMA SERIES
L = 220nH
L = 330nH
L = 470nH
SWITCHING FREQUENCY (MHz)
1
1.3
1.7
2.0
2.3
2.7
3
88
89
90
91
92
93
94
3314A G26



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