Datasheet

LTC3566/LTC3566-2
2
3566fb
ABSOLUTE MAXIMUM RATINGS
V
BUS
(Transient) t < 1ms,
Duty Cycle < 1% ...................................... –0.3V to 7V
V
BUS
(Static), V
IN1
, BAT, NTC, CHRG, MODE, I
LIM0
,
I
LIM1
, EN1, CHRGEN ................................ –0.3V to 6V
FB1, V
C1
..............–0.3V to Lesser of 6V or (V
IN1
+ 0.3V)
I
CLPROG
....................................................................3mA
I
CHRG
......................................................................50mA
I
PROG
........................................................................2mA
I
LDO3V3
...................................................................30mA
I
SW
, I
BAT
, I
VOUT
............................................................ 2A
I
VOUT1
, I
SWAB1
, I
SWCD1
.............................................2.5A
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 3) ............................. 125°C
Storage Temperature Range ................... –65°C to 125°C
(Note 1)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Power Path Switching Regulator
V
BUS
Input Supply Voltage 4.35 5.5 V
I
BUSLIM
Total Input Current 1x Mode, V
OUT
= BAT
5x Mode, V
OUT
= BAT
10x Mode, V
OUT
= BAT
Suspend Mode, V
OUT
= BAT
●
●
●
●
87
436
800
0.31
95
460
860
0.38
100
500
1000
0.50
mA
mA
mA
mA
I
BUSQ
V
BUS
Quiescent Current 1x Mode, I
OUT
= 0mA
5x Mode, I
OUT
= 0mA
10x Mode, I
OUT
= 0mA
Suspend Mode, I
OUT
= 0mA
7
15
15
0.044
mA
mA
mA
mA
h
CLPROG
(Note 4)
Ratio of Measured V
BUS
Current to
CLPROG Program Current
1x Mode
5x Mode
10x Mode
Suspend Mode
224
1133
2140
11.3
mA/mA
mA/mA
mA/mA
mA/mA
The ● denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
BUS
= 5V, V
BAT
= 3.8V, DV
CC
= 3.3V, R
CLPROG
= 3.01k, R
PROG
= 1k,
V
IN1
= V
OUT1
= 3.8V unless otherwise noted.
PIN CONFIGURATION
24 23 22 21 20 19
7 8 9
TOP VIEW
UF PACKAGE
24-LEAD (4mm × 4mm) PLASTIC QFN
10 11 12
6
5
4
3
2
1
13
14
15
16
17
18
LDO3V3
CLPROG
NTC
FB1
V
C1
GND
GATE
GND
CHRG
PROG
I
LIM1
I
LIM0
EN1 CHRGEN SW V
BUS
V
OUT
BAT
SWAB1
MODE
V
IN1
V
OUT1
SWCD1
GND
25
T
JMAX
= 125°C, θ
JA
= 37°C/W
EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB
LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3566EUF#PBF LTC3566EUF#TRPBF 3566 24-Lead (4mm × 4mm) Plastic QFN –40°C to 85°C
LTC3566EUF-2#PBF LTC3566EUF-2#TRPBF 35662 24-Lead (4mm × 4mm) Plastic QFN –40°C to 85°C
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
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/
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ELECTRICAL CHARACTERISTICS