DC1392A Linear Technology, DC1392A Datasheet - Page 4
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DC1392A
Manufacturer Part Number
DC1392A
Description
BOARD DEMO LTM4604A
Manufacturer
Linear Technology
Series
µModuler
Specifications of DC1392A
Design Resources
LTM4604A Spice Model LTM4604 Gerber Files DC1392 Design File
Main Purpose
DC/DC, Step Down
Outputs And Type
1, Non-Isolated
Power - Output
-
Voltage - Output
0.8V, 1.2V, 1.5V, 1.8V, 2.5V, or 3.3V
Current - Output
4A
Voltage - Input
2.375 ~ 5.5V
Regulator Topology
Buck
Frequency - Switching
1.25MHz
Board Type
Fully Populated
Utilized Ic / Part
LTM4604A
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
20mV/DIV
LTM4604A
TYPICAL PERFORMANCE CHARACTERISTICS
4
2A/DIV
I
V
LOAD
100
3.5
3.0
2.5
2.0
1.5
1.0
0.5
OUT
95
85
75
70
65
90
80
0
0
Effi ciency vs Output Current
V
Minimum Input Voltage
at 4A Load
0
V
V
C
Load Transient Response
IN
OUT
OUT
IN
0.5
= 5V
= 2.5V
= 1.8V
= 3 × 22µF, 6.3V CERAMICS
V
V
V
V
V
V
1 1.5
V
V
V
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
1
OUTPUT CURRENT (A)
= 3.3V
= 2.5V
= 1.8V
= 1.5V
= 1.2V
= 0.8V
= 1.8V
= 1.5V
= 1.2V
= 0.8V
2
20µs/DIV
2.5
V
IN
2
(V)
3
3.5
4
3
4.5
4604A G01
4604A G04
4604A G07
5
5.5
4
20mV/DIV
20mV/DIV
2A/DIV
2A/DIV
I
I
V
LOAD
V
LOAD
100
OUT
OUT
95
90
85
75
70
65
80
0
Load Transient Response
V
V
C
Effi ciency vs Output Current
V
Load Transient Response
V
V
C
IN
OUT
OUT
IN
OUT
OUT
IN
= 5V
= 5V
= 3.3V
= 2.5V
= 3 × 22µF, 6.3V CERAMICS
= 1.2V
= 4 × 22μF , 6.3V CERAMICS
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
1
OUTPUT CURRENT (A)
= 2.5V
= 1.8V
= 1.5V
= 1.2V
= 0.8V
20µs/DIV
20μs/DIV
2
3
4604A G02
4604A G08
4604A G05
4
20mV/DIV
20mV/DIV
2A/DIV
2A/DIV
I
I
V
V
LOAD
LOAD
OUT
OUT
95
90
85
80
75
70
65
Effi ciency vs Output Current
V
Load Transient Response
0
V
V
C
Load Transient Response
V
V
C
IN
IN
OUT
OUT
IN
OUT
OUT
= 5V
= 5V
= 5V
= 1.5V
= 4 × 22μF , 6.3V CERAMICS
= 3.3V
= 2 × 22µF, 6.3V CERAMICS
1
OUTPUT CURRENT (A)
V
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
OUT
20µs/DIV
20μs/DIV
= 3.3V
= 2.5V
= 1.8V
= 1.5V
= 1.2V
= 0.8V
2
3
4604af
4604A G03
4604A G06
4604A G09
4