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LTC3564EDCB#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
4
LTC3564
3564f
Efficiency vs Input Voltage
Efficiency vs Output Current
Efficiency vs Output Current
Reference Voltage vs
Temperature
Oscillator Frequency vs
Temperature
T
A
= 25°C, V
IN
= 3.6V, unless otherwise specified.
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Frequency Variation vs V
IN
Load Regulation
Line Regulation
R
DS(ON
) vs Input Voltage
INPUT VOLTAGE (V)
2.5
40
EFFICIENCY (%)
50
60
70
80
100
3.0
3.5 4.0 4.5
3564 G01
5.0 5.5
90
I
OUT
= 100mA
V
OUT
= 1.8V
I
OUT
= 1.25A
I
OUT
= 10mA
I
OUT
= 1mA
I
OUT
= 0.1mA
OUTPUT CURRENT (mA)
0.1
40
EFFICIENCY (%)
50
60
70
80
1 10 100 1000 10000
3564 G02
30
20
10
0
90
100
V
OUT
= 1.2V
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.2V
OUTPUT CURRENT (mA)
0.1
40
EFFICIENCY (%)
50
60
70
80
1 10 100 1000 10000
3564 G04
30
20
10
0
90
100
V
OUT
= 1.5V
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.2V
TEMPERATURE (°C)
–50
REFERENCE VOLTAGE (mV)
605
610
615
25 75
3564 G04
600
595
–25 0
50 100 125
590
585
TEMPERATURE (°C)
–50
OSCILLATOR FREQUENCY (MHz)
2.35
25
3564 G05
2.20
2.10
–25 0 50
2.05
2.00
2.40
2.30
2.25
2.15
75 100 125
V
IN
(V)
2.5
6
4
2
0
–2
–4
–6
–8
4.0 5.0
3564 G06
3.0 3.5
4.5 5.5
FREQUENCY VARIATION (%)
OUTPUT CURRENT (mA)
0
V
OUT
ERROR (%)
0.50
0.75
1.00
600 1000
3564 G07
0.25
0
200 400
800 1200 1400
–0.25
–0.50
V
OUT
= 1.8V
INPUT VOLTAGE (V)
2.5
–0.6
V
OUT
ERROR (%)
–0.4
–0.2
0
0.2
0.6
3.0
3.5 4.0 4.5
3564 G08
5.0 5.5
0.4
V
OUT
= 1.8V
I
LOAD
= 400mA
INPUT VOLTAGE (V)
2.5
0
R
DS(ON)
(Ω)
0.05
0.10
0.15
0.20
0.25
3.0
3.5 4.0 4.5
3564 G09
5.0 5.5
MAIN SWITCH
SYNCHRONOUS SWITCH
5
LTC3564
3564f
Supply Current vs Supply Voltage Supply Current vs Temperature
Switch Leakage vs Temperature Switch Leakage vs Input Voltage
TYPICAL PERFOR A CE CHARACTERISTICS
UW
TEMPERATURE (°C)
–50
SWITCH LEAKAGE (nA)
400
500
600
25 75
3564 G13
300
200
–25 0
50 100 125
100
0
SYNCHRONOUS SWITCH
MAIN SWITCH
TEMPERATURE (°C)
–50
SUPPLY CURRENT (μA)
30
35
40
25 75
3564 G12
25
20
–25 0
50 100 125
15
10
V
IN
= 3.6V
RUN = V
IN
I
LOAD
= 0A
INPUT VOLTAGE (V)
0
0
SWITCH LEAKAGE (pA)
500
1000
1500
2000
2500
1
234
3564 G14
56
RUN = 0V
SYNCHRONOUS
SWITCH
MAIN
SWITCH
T
A
= 25°C, V
IN
= 3.6V, unless otherwise specified.
R
DS(ON)
vs Temperature
TEMPERATURE (°C)
–50
R
DS(ON)
(Ω)
0.20
0.25
0.30
25 75
3564 G10
0.15
0.10
–25 0
50 100 125
0.05
0
MAIN SWITCH
SYNCHRONOUS SWITCH
SUPPLY VOLTAGE (V)
2.5
10
SUPPLY CURRENT (μA)
15
20
25
30
35
3.0
3.5 4.0 4.5
3564 G11
5.0 5.5
6
LTC3564
3564f
Load Step
Load Step
TYPICAL PERFOR A CE CHARACTERISTICS
UW
I
LOAD
1A/DIV
I
L
1A/DIV
V
OUT
100mV/DIV
AC COUPLED
20μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 50mA TO 1.25A
3564 G19
I
L
1A/DIV
I
LOAD
1A/DIV
V
OUT
100mV/DIV
AC COUPLED
20μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0.25A TO 1.25A
3564 G20
Start-Up from Shutdown
Start-Up from Shutdown
Load Step
RUN
2V/DIV
I
L
500mA/DIV
V
OUT
1V/DIV
400μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0mA
3564 G16
V
OUT
1V/DIV
I
L
1A/DIV
RUN
2V/DIV
400μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 1.25A
3564 G17
I
LOAD
1A/DIV
I
L
1A/DIV
V
OUT
100mV/DIV
AC COUPLED
20μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0A TO 1.25A
3564 G18
Burst Mode Operation
SW
2V/DIV
I
L
200mA/DIV
V
OUT
50mV/DIV
AC COUPLED
2.5μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 40mA
3564 G15
T
A
= 25°C, V
IN
= 3.6V, unless otherwise specified.
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC3564EDCB#TRPBF

Mfr. #:
Buy LTC3564EDCB#TRPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 2.25MHz, 1.25A Synchronous Step-Down Regulator Step-Down Regulator in ThinSOT
Lifecycle:
New from this manufacturer.
Delivery:
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