LTC3567 Datasheet, PDF (2/28 Pages) Linear Technology – High Effi ciency USB Power Manager Plus 1A Buck-Boost Converter with I2C Control

LTC3567
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V_BUS (Transient) t<1ms, Duty Cycle<1% ...... –0.3V to 7V
V_BUS (Static), V_IN1, BAT, NTC, CHRG, DV_CC, SCL,
SDA, 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
PIN CONFIGURATION
TOP VIEW
24 23 22 21 20 19
LDO3V3 1
CLPROG 2
NTC 3
FB1 4
V_C1 5
GND 6
18 GATE
17 GND
16 CHRG
25
15 PROG
14 SDA
13 SCL
7 8 9 10 11 12
UF PACKAGE
24-LEAD (4mm × 4mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 37°C/W
EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC3567EUF#PBF
LTC3567EUF#TRPBF
3567
24-Lead (4mm × 4mm) Plastic QFN
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/
TEMPERATURE RANGE
–40°C to 85°C
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T_A = 25°C. V_BUS = 5V, V_IN1 = V_OUT1 = 3.8V, V_BAT = 3.8V, DV_CC = 3.3V, R_PROG = 1k,
R_CLPROG = 3.01k, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
PowerPath Switching Regulator
V_BUS
I_BUSLIM
I_BUSQ
h_CLPROG (Note 4)
Input Supply Voltage
Total Input Current
V_BUS Quiescent Current
Ratio of Measured V_BUS current to
CLPROG Program Current
1x Mode, V_OUT = BAT
5x Mode, V_OUT = BAT
10x Mode, V_OUT = BAT
Suspend Mode, V_OUT = BAT
1x Mode, I_OUT = 0mA
5x Mode, I_OUT = 0mA
10x Mode, I_OUT = 0mA
Suspend Mode, I_OUT = 0mA
1x Mode
5x Mode
10x Mode
Suspend Mode
4.35
l
87
l
436
l
800
l 0.31
95
460
860
0.38
7
15
15
0.044
224
1133
2140
11.3
5.5
V
100
mA
500
mA
1000
mA
0.50
mA
mA
mA
mA
mA
mA/mA
mA/mA
mA/mA
mA/mA
3567f
2