2
LTC4414
4414fc
(Note 1)
Supply Voltage (V
IN
) .................................. –14V to 40V
Voltage from V
IN
to SENSE ........................ –40V to 40V
Input Voltage
CTL ........................................................– 0.3V to 40V
SENSE .................................................... –14V to 40V
Output Voltage
GATE ..................... –0.3V to the Higher of V
IN
+ 0.3V
or SENSE + 0.3V
STAT .....................................................–0.3V to 40V
Operating Ambient Temperature Range (Note 2)
I Grade ............................................ – 40°C to 125°C
E Grade.............................................. –40°C to 85°C
Operating Junction Temperature ......... – 40°C to 125°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
U
The ● denotes specifications which apply over the full operating
temperature range, unless otherwise noted specifications are at T
A
= 25°C, V
IN
= 12V, CTL and GND = 0V. Current into a pin is positive
and current out of a pin is negative. All voltages are referenced to GND, unless otherwise specified.
ELECTRICAL CHARACTERISTICS
1
2
3
4
STAT
CTL
GND
NC
8
7
6
5
GATE
V
IN
SENSE
NC
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 125°C, θ
JA
= 200°C/W
ORDER PART NUMBER
MS8 PART MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC4414EMS8
LTC4414IMS8
LTBQF
LTBQG
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IN
, Operating Supply Range V
IN
and/or V
SENSE
Must Be in This Range ● 336V
V
SENSE
for Proper Operation
I
QFL
Quiescent Supply Current at Low Supply V
IN
= 3.6V. Measure Combined Current ● 31 60 µA
While in Forward Regulation at V
IN
and SENSE Pins Averaged with
V
SENSE
= 3.5V and V
SENSE
= 3.6V (Note 3)
I
QFH
Quiescent Supply Current at High Supply V
IN
= 36V. Measure Combined Current ● 36 61 µA
While in Forward Regulation at V
IN
and SENSE Pins Averaged with
V
SENSE
= 35.9V and V
SENSE
= 36V (Note 3)
I
QRL
Quiescent Supply Current at Low Supply V
IN
= 3.6V, V
SENSE
= 3.7V. Measure 21 30 µA
While in Reverse Turn-Off Combined Current of V
IN
and SENSE Pins
I
QRH
Quiescent Supply Current at High Supply V
IN
= 35.9V, V
SENSE
= 36V. Measure 33 45 µA
While in Reverse Turn-Off Combined Current of V
IN
and SENSE Pins
I
QCL
Quiescent Supply Current at Low Supply V
IN
= 3.6V, V
CTL
= 1V, 14 20 µA
with CTL Active V
IN
– V
SENSE
= 0.9V
I
QCH
Quiescent Supply Current at High Supply V
IN
= 36V, V
CTL
= 1V, 26 35 µA
with CTL Active V
IN
– V
SENSE
= 0.9V
I
LEAK
V
IN
and SENSE Pin Leakage Currents V
IN
= 28V, SENSE = 0V –10 –1 1 µA
When Other Pin Supplies Power V
IN
= 14V, SENSE = –14V –10 1 µA
V
IN
= 36V, SENSE = 8V –10 1 µA
V
IN
= 0V, SENSE = 28V –10 1 µA
V
IN
= –14V, SENSE = 14V –10 1 µA
V
IN
= 8V, SENSE = 36V –10 1 µA
PowerPath Controller
V
FR
PowerPath Switch Forward Regulation V
IN
– V
SENSE
, 3V ≤ V
IN
≤ 36V, C
GATE
= 3nF ● 10 32 mV
Voltage
V
RTO
PowerPath Switch Reverse Turn-Off V
SENSE
– V
IN
, 3V ≤ V
IN
≤ 36V, C
GATE
= 3nF ● 10 32 mV
Threshold Voltage