Datasheet

TPS65735
SLVSAI6–JUNE 2011 www.ti.com
2 POWER MANAGEMENT CORE
2.1 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
SUBSYSTEM AND PARAMETER MIN NOM MAX UNIT
CHARGER / POWER PATH
V
VIN
Voltage range at charger input pin 3.7 28 V
I
VIN
Input current at VIN pin 200 mA
C
VIN
Capacitor on VIN pin 0.1 10 µF
L
VIN
Inductance at VIN pin 0 2 µH
V
SYS
Voltage range at SYS pin 2.5 6.4 V
I
SYS(OUT)
Output current at SYS pin 100 mA
C
SYS
Capacitor on SYS pin 0.1 10 µF
V
BAT
Voltage range at BAT pin 2.5 6.4 V
C
BAT
Capacitor on BAT pin 4.7 10 µF
R
EXT(nCHG_STAT)
Resistor connected to nCHG_STAT pin to limit 320 Ω
current into pin
BOOST CONVERTER / H-BRIDGE SWITCHES
V
IN(BST_SW)
Input voltage range for boost converter 2.5 6.5 V
V
BST_OUT
Output voltage range for boost converter 8 16 V
C
BST_OUT
Boost output capacitor 3.3 10 µF
L
BST_SW
(1)
Inductor connected between SYS and BST_SW pins 4.7 10 µH
Device optimized for operation with 10 µH inductor
LDO
C
VLDO
External decoupling cap on pin VLDO 1 10 µF
POWER MANAGEMENT CORE CONTROL (LOGIC LEVELS FOR GPIOs)
V
IL(PMIC)
GPIO low level (BST_EN, CHG_EN, SW_SEL, 0.4 V
VLDO_SET and to switch H-Bridge inputs to a low, 0,
level)
V
IH(PMIC)
GPIO high level (BST_EN, CHG_EN, SW_SEL, 1.2 V
VLDO_SET and to switch H-Bridge inputs to a high,
1, level)
(1) See Section 2.9 for information on boost converter inductor selection.
2.2 Absolute Maximum Ratings
over operating free-air temperature range (unless otherwise noted)
PARAMETER MINIMUM MAXIMUM UNITS
Operating free-air temperature, T
A
0 60 °C
Max Junction Temperature, T
J
, Electrical Characteristics Guaranteed 0 85 °C
Max Junction temperature, T
J
, Functionality Guaranteed
(1)
0 105 °C
(1) Device has a thermal shutdown feature implemented that shuts down at 105 °C
8 POWER MANAGEMENT CORE Copyright © 2011, Texas Instruments Incorporated
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