DC1400A Linear Technology, DC1400A Datasheet - Page 22

• Manufacturer Part Number: DC1400A
• Description: BOARD EVAL LTM4608
• Manufacturer: Linear Technology
• Series: LTM®r

Specifications of DC1400A

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V
• Current - Output: 8A
• Voltage - Input: 2.5 ~ 5.5 V
• Regulator Topology: Buck
• Frequency - Switching: 1.5MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM4608
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -

TYPICAL APPLICATIONS
LTM4608A
22
SHDN
SHDN
2.7V TO 5.5V
Figure 21. 2.7V to 5.5V
MMSD4148
MMSD4148
0.01µF
D1
D2
V
Figure 20. Dual LTM4608A Output Sequencing Application.
See Also Dual 8A per Channel LTM4616
IN
V
C
0.22µF
5V
IN
SR
R1
100k
PHMODE
10µF
180k
R
SR
MODE
IN
, 1.2V
V
SV
SW
RUN
PLLLPF
TRACK
MODE
PHMODE
V
SV
SW
RUN
PLLLPF
TRACK
MODE
PHMODE
V
SV
SW
RUN
PLLLPF
TRACK
MODE
PHMODE
CLKOUT GND
CLKOUT GND
CLKOUT GND
IN
IN
IN
IN
IN
IN
OUT
LTM4608A
LTM4608A
LTM4608A
CLKIN
CLKIN
CLKIN
CLKIN
SV
Design in Spread Spectrum Operation
IN
SGND
SGND
SGND
PGOOD
PGOOD
PGOOD
BSEL
BSEL
BSEL
V
MGN
V
MGN
V
MGN
I
I
I
THM
THM
THM
OUT
OUT
OUT
I
I
I
FB
FB
TH
TH
FB
TH
4608A F20
4608A F21
PGOOD
BSEL
R2
100k
R
6.65k
10k
100k
100k
FB2
100pF
C3
22pF
R
2.21k
V
FB1
IN
C2
100pF
C2
100µF
6.3V
X5R
V
50k
50k
C1
100µF
6.3V
X5R
IN
50k
50k
+
100µF
6.3V
X5R
C1
100µF
6.3V
X5R
C4
100µF
SANYO
POSCAP
10m
SHDN
3.3V
1.5V
V
1.2V/8A
5A AT
2.7V INPUT
OUT
V
3.3V
7A
V
1.5V
8A
OUT2
OUT1
4608afc