ltm4615 Linear Technology Corporation, ltm4615 Datasheet - Page 2

• Manufacturer Part Number: ltm4615
• Description: Triple Output, Low Voltage Dc/dc ?module Regulator
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
LTM4615
(Note 1)
Switching Regulators
V
COMP1, COMP2, RUN/SS1, RUN/SS2
V
SW, V
Very Low Dropout Regulator
LDO_IN, PGOOD3 ........................................ –0.3V to 6V
LDO_OUT ........................................................–0.3 to 4V
(EN3, FB3) to GND3 ............... –0.3V to (LDO_IN + 0.3V)
LDO_OUT Short-Circuit .................................... Indefi nite
Internal Operating Temperature Range
(Note 2) .................................................. –40°C to 125°C
Junction Temperature ........................................... 125°C
Storage Temperature Range ................... –55°C to 125°C
LEAD FREE FINISH
LTM4615EV#PBF
LTM4615IV#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
For more information on lead free part marking, go to:
This product is only offered in trays. For more information go to:
ELECTRICAL CHARACTERISTICS
operating temperature range, otherwise specifi cations are at T
Per Typical Application Figure 12.
SYMBOL
Switching Regulator Section: per Channel
V
V
V
V
ORDER INFORMATION
2
IN(DC)
OUT(DC)
OUT(DC)
IN(UVLO)
IN1
FB1
, V
, V
OUT
IN2
FB2
........................................–0.3V to (V
, PGOOD1, PGOOD2 ..................... –0.3V to 6V
,TRACK1, TRACK2 .......................–0.3V to V
PARAMETER
Input DC Voltage Range
Output DC Voltage Range
Output Voltage
Undervoltage Lockout Threshold
TRAY
LTM4615EV#PBF
LTM4615IV#PBF
PART MARKING*
LTM4615V
LTM4615V
http://www.linear.com/leadfree/
CONDITIONS
C
V
I
OUT
IN
IN
IN
0°C ≤ T
= 22μF , C
= 2.375V to 5.5V, I
= 0A
+ 0.3V)
http://www.linear.com/packaging/
The
J
≤ 125°C
A
OUT
IN
l
= 25°C. V
denotes the specifi cations which apply over the full internal
= 100μF , R
PACKAGE DESCRIPTION
144-Lead (15mm × 15mm × 2.8mm) LGA
144-Lead (15mm × 15mm × 2.8mm) LGA
PIN CONFIGURATION
(See Pin Functions, Pin Confi guration Table)
OUT
IN
T
= 0A to 4A (Note 6)
JMAX
FB
= 5V, LDO_IN = 1.2V unless otherwise noted.
M
K
H
G
D
C
B
A
L
J
F
E
= 5.76k,
= 125°C, θ
1
2
JC-BOTTOM
3
144-LEAD (15mm 15mm 2.8mm)
4
= 2-3°C/W, θ
5
LGA PACKAGE
l
l
l
TOP VIEW
6
JA
2.375
1.460
= 15°C/W, θ
MIN
1.45
0.8
1.6
7
8
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
JC-TOP
1.49
1.49
TYP
9
2
= 25°C/W, wt = 1.61g
10
11
1.512
MAX
1.12
5.5
5.0
2.3
12
UNITS
4615f
V
V
V
V
V