LTM4608AMPV#PBF Linear Technology, LTM4608AMPV#PBF Datasheet - Page 3
LTM4608AMPV#PBF
Manufacturer Part Number
LTM4608AMPV#PBF
Description
IC BUCK SYNC ADJ 8A 68LGA
Manufacturer
Linear Technology
Series
µModuler
Type
Point of Load (POL) Non-Isolatedr
Datasheet
1.LTM4608AEVPBF.pdf
(26 pages)
Specifications of LTM4608AMPV#PBF
Output
0.6 ~ 5 V
Number Of Outputs
1
Power (watts)
40W
Mounting Type
Surface Mount
Voltage - Input
2.7 ~ 5.5 V
Package / Case
68-LGA
1st Output
0.6 ~ 5 VDC @ 8A
Size / Dimension
0.59" L x 0.35" W x 0.11" H (15mm x 9mm x 2.8mm)
Power (watts) - Rated
40W
Operating Temperature
-55°C ~ 125°C
Efficiency
95%
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
3rd Output
-
2nd Output
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
ELECTRICAL CHARACTERISTICS
SYMBOL
I
I
Output Specifications
I
∆V
∆V
V
f
f
∆V
t
∆V
t
I
Control Section
V
SS Delay
I
V
operating temperature range, otherwise specifications are at T
Q(VIN)
S(VIN)
OUT(DC)
S
SYNC
START
SETTLE
OUT(PK)
FB
OUT(AC)
FB
RUN
V
V
OUT(LINE)
OUT(LOAD)
OUT(START)
OUT(LS)
OUT
OUT
PARAMETER
Input Supply Bias Current
Input Supply Current
Output Continuous Current Range
(Note 3)
Line Regulation Accuracy
Load Regulation Accuracy
Output Ripple Voltage
Switching Frequency
SYNC Capture Range
Turn-On Overshoot
Turn-On Time
Peak Deviation for Dynamic Load Load: 0% to 50% to 0% of Full Load,
Settling Time for Dynamic Load
Step
Output Current Limit
Voltage at FB Pin
Internal Soft-Start Delay
RUN Pin On/Off Threshold
CONDITIONS
V
V
V
V
V
V
Shutdown, RUN = 0, V
V
V
V
V
V
I
V
I
C
C
I
C
V
Load: 0% to 50% to 0% of Full Load, V
V
C
I
RUN Rising
RUN Falling
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
OUT
OUT
V
V
V
V
V
V
V
V
V
= 3.3V, No Switching, MODE = V
= 3.3V, No Switching, MODE = 0V
= 3.3V, V
= 5V, No Switching, MODE = V
= 5V, No Switching, MODE = 0V
= 5V, V
= 3.3V, V
= 5V, V
= 5V, V
= 0A, C
= 8A, V
= 1A Resistive Load, Track = V
= 0A, V
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 1.5V
= 1.5V, V
= 1.5V (Note 3)
= 1.5V
= 100µF , V
= 100µF , V
= 100µF Ceramic, 100µF POSCAP ,
= 1.5V, C
= 100µF
= 3.3V, 5.5V
= 2.7V
= 3.3V, 5.5V, I
= 2.7V, I
= 3.3V
= 5V
= 2.7V, V
= 3.3V, V
= 5V, V
The
OUT
OUT
OUT
OUT
IN
OUT
OUT
OUT
IN
OUT
OUT
= 5V, V
= 1.5V, Switching Continuous
= 1.5V, I
= 1.5V
A
LOAD
l
OUT
OUT
OUT
OUT
= 100µF X5R Ceramic, V
= 1.5V, V
= 1.5V, Switching Continuous
= 1.5V, I
from 2.7V to 5.5V, I
= 25°C (Note 2). V
denotes the specifications which apply over the full internal
= 1.5V
= 100µF
= 1.5V, I
= 1.5V, V
= 1.5V
= 1.5V
= 0A to 5A
LOAD
OUT
IN
OUT
OUT
IN
= 5V
= 1.5V
= 0A to 8A
= 8A
= 2.7V to 5.5V
OUT
IN
= 8A
= 5V,
= 0A
IN
IN
IN
OUT
,
IN
IN
= 0A
= 5V unless otherwise noted. See Figure 1.
IN
= 5V,
= 5V,
l
l
l
l
0.590
0.587
1.25
0.75
MIN
1.4
1.3
0
0
0.596
0.596
LTM4608A
1.15
2.93
1.55
TYP
400
450
100
1.3
4.5
0.1
0.3
0.3
1.5
0.2
1.4
55
75
10
10
10
15
10
11
13
90
1
8
0.602
0.606
MAX
0.25
0.75
0.75
1.75
2.25
1.7
1.5
8
5
UNITS
mV
4608afc
3
MHz
MHz
%/V
mA
mA
mA
mA
mV
mV
mV
P-P
µA
µA
µA
µA
µs
µs
µs
%
%
A
A
A
A
A
A
A
V
V
V
V