DC1400A Linear Technology, DC1400A Datasheet - Page 2

• 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: -

ABSOLUTE MAXIMUM RATINGS
ORDER INFORMATION
LTM4608A
(Note 1)
V
CLKOUT ....................................................... –0.3V to 2V
PGOOD, PLLLPF, CLKIN, PHMODE, MODE . –0.3V to V
I
V
Internal Operating Temperature Range
(Note 2) .................................................. –55°C to 125°C
Storage Temperature Range .................. –55°C to 125°C
LEAD FREE FINISH
LTM4608AEV#PBF
LTM4608AIV#PBF
LTM4608AMPV#PBF LTM4608AMPV#PBF LTM4608AMPV
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
This product is only offered in trays. For more information go to: http://www.linear.com/packaging/
ELECTRICAL CHARACTERISTICS
operating temperature range, otherwise specifications are at T
SYMBOL
V
V
Input Specifications
V
2
TH
IN(DC)
OUT(DC)
IN(UVLO)
OUT
IN
, I
, SV
, SW ...................................... –0.3V to (V
THM
IN
, RUN, FB, TRACK,MGN, BSEL ...... –0.3V to V
...................................................... –0.3V to 6V
PARAMETER
Input DC Voltage
Output Voltage, Total Variation
with Line and Load
Undervoltage Lockout Threshold
TRAY
LTM4608AEV#PBF
LTM4608AIV#PBF
PART MARKING* PACKAGE DESCRIPTION
LTM4608AV
LTM4608AV
CONDITIONS
C
100µF POSCAP , R
SV
SV
IN
IN
IN
V
I
= 10µF × 1, C
IN
OUT(DC)MAX
IN
Rising
Falling
+ 0.3V)
= 2.7V to 5.5V, I
68-Lead (15mm × 9mm × 2.8mm) LGA –40°C to 125°C
68-Lead (15mm × 9mm × 2.8mm) LGA –40°C to 125°C
68-Lead (15mm × 9mm × 2.8mm) LGA –55°C to 125°C
The
A
IN
IN
l
(Note 3)
= 25°C (Note 2). V
OUT
denotes the specifications which apply over the full internal
FB
= 6.65k, MODE = 0V
= 100µF Ceramic,
PIN CONFIGURATION
OUT
= I
T
JMAX
OUT(DC)MIN
PHMODE
= 125°C, θ
PGOOD
CLKIN
MODE
BSEL
MGN
IN
10
11
= 5V unless otherwise noted. See Figure 1.
1
2
3
4
5
6
7
8
9
to
JA
= 25°C/W, θ
GND
A
68-LEAD (15mm × 9mm × 2.8mm)
GND
TEMPERATURE RANGE
B
JCbottom
l
l
SW
LGA PACKAGE
C
TOP VIEW
V
IN
1.472
1.464
MIN
2.05
1.85
= 7°C/W, θ
2.7
D
V
FB
E
OUT
JCtop
1.49
1.49
F
TYP
2.2
2.0
= 50°C/W, WEIGHT = 1.0g
GND
G
1.508
1.516
RUN
SGND
CLKOUT
PLLLPF
SV
I
TRACK
I
MAX
2.35
2.15
THM
TH
5.5
IN
UNITS
4608afc
V
V
V
V
V