Datasheet

LTM4603/LTM4603-1
2
4603fb
INTV
CC
, DRV
CC
, V
OUT_LCL
, V
OUT
(V
OUT
≤ 3.3V
with Remote Sense Amp)............................. –0.3V to 6V
PLLIN, TRACK/SS, MPGM, MARG0, MARG1,
PGOOD, f
SET
..............................–0.3V to INTV
CC
+ 0.3V
RUN ............................................................. –0.3V to 5V
V
FB
, COMP ................................................ –0.3V to 2.7V
V
IN
............................................................. –0.3V to 20V
V
OSNS
+
, V
OSNS
–
..........................–0.3V to INTV
CC
+ 0.3V
Operating Temperature Range (Note 2)....–40°C to 85°C
Junction Temperature ........................................... 125°C
Storage Temperature Range .................. –55°C to 125°C
(Note 1)
The
l denotes the specifications which apply over the –40°C to 85°C
operating temperature range (Note 2), otherwise specifications are at T
A
= 25°C, V
IN
= 12V, per typical application (front page)
configuration.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IN(DC)
Input DC Voltage
l
4.5 20 V
V
OUT(DC)
Output Voltage
C
IN
= 10µF ×2, C
OUT
= 2× 100µF X5R Ceramic
V
IN
= 5V, V
OUT
= 1.5V, I
OUT
= 0A
V
IN
= 12V, V
OUT
= 1.5V, I
OUT
= 0A
l
l
1.478
1.478
1.5
1.5
1.522
1.522
V
V
Input Specifications
V
IN(UVLO)
Undervoltage Lockout Threshold I
OUT
= 0A 3.2 4 V
I
INRUSH(VIN)
Input Inrush Current at Start-Up I
OUT
= 0A. V
OUT
= 1.5V
V
IN
= 5V
V
IN
= 12V
0.6
0.7
A
A
LEAD FREE FINISH TRAY PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
†
LTM4603EV#PBF LTM4603EV#PBF LTM4603V
118-Lead (15mm × 15mm × 2.82mm) LGA
–40°C to 85°C
LTM4603IV#PBF LTM4603IV#PBF LTM4603V
118-Lead (15mm × 15mm × 2.82mm) LGA
–40°C to 85°C
LTM4603EV-1#PBF LTM4603EV-1#PBF LTM4603V-1
118-Lead (15mm × 15mm × 2.82mm) LGA
–40°C to 85°C
LTM4603IV-1#PBF LTM4603IV-1#PBF LTM4603V-1
118-Lead (15mm × 15mm × 2.82mm) LGA
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
†
See Note 2.
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/
pin conFigurationabsolute MaxiMuM ratings
MARG1
DRV
CC
V
FB
PGOOD
SGND
V
OSNS
+
/NC2*
DIFFV
OUT
/NC3*
V
OUT_LCL
V
OSNS
–
/NC1*
V
IN
PGND
V
OUT
f
SET
MARG0
RUN COMP MPGM PLLIN INTV
CC
TRACK/SS
LGA PACKAGE
118-LEAD (15mm × 15mm × 2.82mm)
TOP VIEW
T
JMAX
= 125°C, θ
JA
= 15°C/W, θ
JC
= 6°C/W
θ
JA
DERIVED FROM 95mm × 76mm PCB WITH 4 LAYERS, WEIGHT = 1.7g
*LTM4603-1 ONLY
orDer inForMation
electrical characteristics