DC1400A Linear Technology, DC1400A Datasheet - Page 26
DC1400A
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
-
RELATED PARTS
LTM4608A
PACKAGE DESCRIPTION
PART NUMBER
LTC2900
LTC2923
LTM4600HV
LTM4600HVMP Military Plastic 10A DC/DC µModule Regulator
LTM4601/
LTM4601A
LTM4602
LTM4618
LTM4604A
LTM4605
LTM4607
LTM8020
LTM8021
LTM8022
LTM8023
26
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
DESCRIPTION
Quad Supply Monitor with Adjustable Reset Timer
Power Supply Tracking Controller
10A DC/DC µModule Regulator
12A DC/DC µModule Regulator with PLL, Output
Tracking/ Margining and Remote Sensing
6A DC/DC µModule Regulator
6A DC/DC µModule Regulator with PLL and Output
Tracking/Margining and Remote Sensing
Low V
5A to 12A Buck-Boost µModule Regulator
5A to 12A Buck-Boost µModule Regulator
High V
High V
High V
High V
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10 GND
A11 GND
IN
IN
IN
IN
IN
PIN NAME
4A DC/DC µModule Regulator
0.2A DC/DC Step-Down µModule Regulator 4V ≤ V
0.5A DC/DC Step-Down µModule Regulator 3V ≤ V
1A DC/DC Step-Down µModule Regulator
2A DC/DC Step-Down µModule Regulator
l
FAX: (408) 434-0507
GND
GND
GND
GND
GND
GND
GND
GND
GND
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10 GND
B11 GND
PIN NAME
GND
–
CLKIN
PHMODE C4
MODE
–
BSEL
MGN
GND
l
www.linear.com
C1
C2
C3
C5
C6
C7
C8
C9
C10 V
C11 V
PIN NAME
V
–
SW
SW
SW
–
PGOOD
V
V
IN
IN
IN
OUT
OUT
(Arranged by Pin Number)
Pin Assignment Table
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10 V
D11 V
PIN NAME
COMMENTS
Monitors Four Supplies; Adjustable Reset Timer
Tracks Both Up and Down; Power Supply Sequencing
4.5V ≤ V
Guaranteed Operation from –55°C to 125°C Ambient, LGA Package
Synchronizable, PolyPhase Operation, LTM4601-1/LTM4601A-1 Version Has No
Remote Sensing, LGA Package, MP Version Available
Pin Compatible with the LTM4600, LGA Package
Synchronizable, PolyPhase Operation
2.375V ≤ V
4.5V ≤ V
4.5V ≤ V
3.6V ≤ V
3.6V ≤ V
V
–
V
V
V
–
V
V
V
IN
IN
IN
IN
IN
IN
IN
OUT
OUT
IN
IN
IN
IN
IN
IN
IN
≤ 36V; 1.25V ≤ V
≤ 36V; 0.8V ≤ V
≤ 28V; 0.6V ≤ V
≤ 20V; 0.8V ≤ V
≤ 36V; 0.8V ≤ V
≤ 36V; 0.8V ≤ V
≤ 36V; 0.8V ≤ V
IN
E1
E2
E3
E4
E5
E6
E7
E8
E9
E10 V
E11 V
≤ 5.5V, 0.8V ≤ V
PIN NAME
SGND
–
PLLLPF
–
TRACK
–
FB
V
V
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10 V
F11 V
≤ 5V, 6.25mm × 11.25mm × 2.8mm LGA Package
OUT
PIN NAME
≤ 5V, 6.25mm × 6.25mm × 2.3mm LGA Package
≤ 5V, LGA Package
≤ 16V, 15mm × 15mm × 2.8mm LGA Package
≤ 25V, 15mm × 15mm × 2.8mm LGA Package
≤ 10V, 11.25mm × 9mm × 2.8mm LGA Package
≤ 10V, 11.25mm × 9mm × 2.8mm LGA Package
RUN
CLKOUT G2
GND
SV
I
I
GND
GND
V
THM
TH
≤ 5V, 9mm × 15mm × 2.3mm LGA Package
OUT
OUT
OUT
IN
G1
G3
G4
G5
G6
G7
G8
G9
G10 V
G11 V
LINEAR TECHNOLOGY CORPORATION 2008
PIN NAME
GND
GND
GND
GND
GND
GND
GND
GND
V
OUT
OUT
OUT
LT 0311 REV C • PRINTED IN USA
4608afc