Datasheet

LTC4089-3
2
40893f
For more information www.linear.com/4089-3
Terminal Voltage
BOOST
...................................................... –0.3V to 50V
BOOST above SW
.....................................................25V
HVIN, HVEN
.............................................. –0.3V to 40V
IN, OUT, HVOUT
t < 1ms and Duty Cycle < 1%
.................. –0.3V to 7V
DC
............................................................ –0.3V to 6V
BAT
.............................................................. –0.3V to 6V
NTC, TIMER, PROG, CLPROG
.......–0.3V to (V
CC
+ 0.3V)
CHRG, HPWR, SUSP, HVPR
......................... –0.3V to 6V
Pin Current, DC
IN, OUT, BAT (Note 6)
...............................................2.5A
Operating Temperature Range..................–40°C to 85°C
Maximum Operating Junction Temperature
.......... 110°C
Storage Temperature Range
...................–65°C to 150°C
(Notes 1, 2, 3, 4, 5)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
USB Input Current Limit
V
IN
USB Input Supply Voltage IN
l
4.35 5.5 V
I
IN
Input Bias Current I
BAT
= 0 (Note 7)
Suspend Mode; SUSP = 5V
l
l
0.5
50
1
100
mA
µA
PIN CONFIGURATIONABSOLUTE MAXIMUM RATINGS
22
21
20
19
18
17
16
15
14
13
12
1
2
3
4
5
6
7
8
9
10
11
HVEN
HVIN
BOOST
SW
HVOUT
TIMER
SUSP
HPWR
CLPROG
OUT
IN
TOP VIEW
23
DJC PACKAGE
22-LEAD (6mm × 3mm) PLASTIC DFN
GND
GND
HVOUT
V
C
NTC
VNTC
HVPR
CHRG
PROG
GATE
BAT
T
JMAX
= 110°C, θ
JA
= 4°C/W
EXPOSED PAD (PIN 23) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC4089EDJC-3#PBF LTC4089EDJC-3#TRPBF 40893
22-Lead (6mm × 3mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. HVIN = 12V, BOOST = 17V, V
IN
= 5V, V
BAT
= 3.7V, HVEN = 12V,
HPWR = 5V, R
PROG
= 100k, R
CLPROG
= 2k, SUSP = 0V, unless otherwise noted.
LTC4089 OPTIONS
PART NUMBER FLOAT VOLTAGE NTC HOT THRESHOLD Bat-Track™ ADAPTIVE HV OUTPUT
LTC4089 4.2V 29% V
VNTC
Yes
LTC4089-1 4.1V 32.6% V
VNTC
No
LTC4089-3 3.95V 32.6% V
VNTC
Yes
LTC4089-5 4.2V 29% V
VNTC
No