LTC4412 Linear Technology, LTC4412 Datasheet - Page 2

• Manufacturer Part Number: LTC4412
• Description: Low Loss PowerPathTM Controller
• Manufacturer: Linear Technology

ABSOLUTE
ELECTRICAL CHARACTERISTICS
LTC4412
(Note 1)
Supply Voltage (V
Voltage from V
Input Voltage
Output Voltage
Operating Ambient Temperature Range
Operating Junction Temperature ......... – 40 C to 125 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
SYMBOL
V
V
I
I
I
I
I
I
I
PowerPath Controller
V
V
temperature range, unless otherwise noted specifications are at T
and current out of a pin is negative. All voltages are referenced to GND, unless otherwise specified.
2
QFL
QFH
QRL
QRH
QCL
QCH
LEAK
IN
SENSE
FR
RTO
,
CTL ........................................................– 0.3V to 36V
SENSE .................................................... –14V to 36V
GATE ..................... –0.3V to the Higher of V
STAT .....................................................– 0.3V to 36V
(Note 2) ............................................. – 40 C to 85 C
PARAMETER
Operating Supply Range
Quiescent Supply Current at Low Supply
While in Forward Regulation
Quiescent Supply Current at High Supply
While in Forward Regulation
Quiescent Supply Current at Low Supply
While in Reverse Turn-Off
Quiescent Supply Current at High Supply
While in Reverse Turn-Off
Quiescent Supply Current at Low Supply
with CTL Active
Quiescent Supply Current at High Supply
with CTL Active
V
When Other Pin Supplies Power
PowerPath Switch Forward Regulation
Voltage
PowerPath Switch Reverse Turn-Off
Threshold Voltage
IN
and SENSE Pin Leakage Currents
IN
to SENSE ........................ – 28V to 28V
IN
W
MAXIMUM
) .................................. –14V to 36V
or SENSE + 0.3V
W W
RATINGS
CONDITIONS
V
for Proper Operation
V
at V
V
V
at V
V
V
Combined Current of V
V
Combined Current of V
V
V
V
V
V
V
IN
IN
SENSE
IN
SENSE
IN
IN
IN
IN
IN
IN
IN
SENSE
U
and/or V
= 3.6V. Measure Combined Current
IN
= 28V. Measure Combined Current
IN
= 3.6V, V
= 27.9V, V
= 3.6V, V
= 28V, V
= 28V, V
= 14V, V
– V
and SENSE Pins Averaged with
and SENSE Pins Averaged with
IN
SENSE
= 3.5V and V
= 27.9V and V
– V
+ 0.3V
IN
The
SENSE
SENSE
SENSE
SENSE
, 2.5V V
, 2.5V V
SENSE
SENSE
SENSE
Must Be in This Range
= 0V, V
= 0V; V
= –14V; V
denotes specifications which apply over the full operating
= 3.7V. Measure
= 0V, V
A
SENSE
= 28V. Measure
= 25 C, V
SENSE
IN
IN
IN
IN
PACKAGE/ORDER
Consult LTC Marketing for parts specified with wider operating temperature ranges.
and SENSE Pins
and SENSE Pins
CTL
SENSE
CTL
= 3.6V (Note 3)
28V
28V
= 28V (Note 3)
SENSE
= 1V
= 1V
GND 2
= 28V, V
CTL 3
IN
V
T
IN
JMAX
6-LEAD PLASTIC TSOT-23
= 14V, V
= 12V, CTL and GND = 0V. Current into a pin is positive
1
= 125 C,
S6 PACKAGE
IN
TOP VIEW
= 0V
IN
= –14V
JA
= 230 C/W
6 SENSE
5 GATE
4 STAT
MIN
2.5
–3
10
10
INFORMATION
U
www.DataSheet4U.com
S6 PART MARKING
TYP
10
11
15
16
12
20
20
7
0
ORDER PART
LTC4412ES6
NUMBER
W
LTA2
MAX
28
19
26
19
28
13
20
32
32
1
UNITS
U
4412f
mV
mV
V
A
A
A
A
A
A
A