Datasheet
LTC4219
2
4219fb
16
15
14
13
12
11
10
9
17
SENSE
1
2
3
4
5
6
7
8
V
DD
I
SET
I
MON
FB
FLT
PG
GATE
OUT
V
DD
EN1
EN2
TIMER
INTV
CC
GND
OUT
OUT
TOP VIEW
DHC PACKAGE
16-LEAD (5mm s 3mm) PLASTIC DFN
T
JMAX
= 125°C, q
JA
= 43°C/W
q
JA
= 43°C/W EXPOSED PAD SOLDERED, OTHERWISE q
JA
= 140°C/W
ORDER INFORMATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
DD
) ................................. –0.3V to 28V
Input Voltages
FB, EN1, EN2 ......................................... –0.3V to 12V
TIMER ................................................... –0.3V to 3.5V
SENSE .............................V
DD
– 10V or – 0.3V to V
DD
Output Voltages
I
SET
, I
MON
................................................. –0.3V to 3V
PG, FLT .................................................. –0.3V to 35V
OUT ............................................ –0.3V to V
DD
+ 0.3V
INTV
CC
.................................................. –0.3V to 3.5V
GATE (Note 3) ........................................ –0.3V to 33V
Operating Temperature Range
LTC4219C ................................................ 0°C to 70°C
LTC4219I..............................................–40°C to 85°C
Junction Temperature (Notes 4, 5)........................ 125°C
Storage Temperature Range ................... –65°C to 150°C
(Notes 1, 2)
PIN CONFIGURATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC4219CDHC-12#PBF LTC4219CDHC-12#TRPBF 421912
16-Lead (5mm ¥ 3mm) Plastic DFN
0°C to 70°C
LTC4219IDHC-12#PBF LTC4219IDHC-12#TRPBF 421912
16-Lead (5mm ¥ 3mm) Plastic DFN
–40°C to 85°C
LTC4219CDHC-5#PBF LTC4219CDHC-5#TRPBF 42195
16-Lead (5mm ¥ 3mm) Plastic DFN
0°C to 70°C
LTC4219IDHC-5#PBF LTC4219IDHC-5#TRPBF 42195
16-Lead (5mm ¥ 3mm) Plastic DFN
–40°C to 85°C
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.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifi cations, go to:
http://www.linear.com/tapeandreel/