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LTM4650 Datasheet(PDF) 6 Page - Analog Devices

Part # LTM4650
Description  Source/Sink Dual ±25A or Single ±50A μModule Regulator with Input Overvoltage Protection
PDF  38 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4650 Datasheet(HTML) 6 Page - Analog Devices

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LTM4652
6
Rev. 0
For more information www.analog.com
1V Dual Phase Single Output
Load Transient Response
(Ceramic Output Capacitor Only)
1.2V Dual Phase Single Output
Load Transient Response
(Ceramic Output Capacitor Only)
1.5V Dual Phase Single Output
Load Transient Response
(Ceramic Output Capacitor Only)
100µs/DIV
4652 G04
VOUT (AC)
50mV/DIV
LOAD STEP
10A/DIV
12VIN, 1VOUT, 300kHz
25%, 12.5A LOAD STEP-UP AND
STEP-DOWN, 10A/ s SLEW RATE
COUT = 220F ×8 CERAMIC CAP
RTH = 3.32k, CTH = 6800pF, CFF = 68pF
100µs/DIV
4652 G05
VOUT (AC)
50mV/DIV
LOAD STEP
10A/DIV
12VIN, 1.2VOUT, 400kHz
25%, 12.5A LOAD STEP-UP AND
STEP-DOWN, 10A/ s SLEW RATE
COUT = 220F ×8 CERAMIC CAP
RTH = 3.32k, CTH = 6800pF, CFF = 68pF
100µs/DIV
4652 G06
VOUT (AC)
50mV/DIV
LOAD STEP
10A/DIV
12VIN, 1.5VOUT, 400kHz
25%, 12.5A LOAD STEP-UP AND
STEP-DOWN, 10A/ s SLEW RATE
COUT = 220F ×8 CERAMIC CAP
RTH = 3.32k, CTH = 6800pF, CFF = 68pF
TYPICAL PERFORMANCE CHARACTERISTICS
Pulse-Skipping Mode Efficiency
VIN = 12V, VOUT = 1.2V,
fS = 400kHz, Outputs Paralleled
Efficiency vs Output Current,
VIN = 5V, Outputs Paralleled
Efficiency vs Output Current,
VIN = 12V, Outputs Paralleled
LOAD CURRENT (A)
–50 –40 –30 –20 –10 0 10 20 30 40 50
80
82
84
86
88
90
92
94
96
98
100
4652 G01
1.0VOUT, 300kHz
1.2VOUT, 400kHz
1.5VOUT, 400kHz
1.8VOUT, 500kHz
2.5VOUT, 500kHz
3.3VOUT, 600kHz
1.0VOUT, 300kHz
1.2VOUT, 400kHz
1.5VOUT, 400kHz
1.8VOUT, 500kHz
2.5VOUT, 500kHz
3.3VOUT, 600kHz
5.0VOUT, 750kHz
LOAD CURRENT (A)
–50 –40 –30 –20 –10 0 10 20 30 40 50
80
82
84
86
88
90
92
94
96
98
100
4652 G02
PULSE-SKIPPING MODE, SOURCING CURRENT
FORCED CONTINUOUS MODE, SOURCING CURRENT
FORCED CONTINUOUS MODE, SINKING CURRENT
MAGNITUDE OF OUTPUT CURRENT (A)
0.001
0.01
0.1
1
10
100
0
10
20
30
40
50
60
70
80
90
100
4652 G03
TA = 25°C, unless otherwise noted.



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