Datasheet

TPS65735
www.ti.com SLVSAI6–JUNE 2011
Electrical Characteristics (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
I
MAX(nCHG)
Maximum input current to 50 mA
nCHG_STAT pin
BATTERY CHARGER NTC MONITOR
I
TSBIAS
TS pin bias current 75 µA
V
COLD
0°C charge threshold for 10kΩ NTC 2100 mV
(β = 3490)
V
HYS(COLD)
Low temperature threshold Battery charging and battery / NTC 300 mV
hysteresis temperature increasing
V
HOT
50°C charge threshold for 10kΩ 300 mV
NTC
(β = 3490)
V
HYS(HOT)
High temperature threshold Battery charging and battery / NTC 30 mV
hysteresis temperature decreasing
BATTERY CHARGER THERMAL REGULATION
T
J(REG_LO
Charger lower thermal regulation 75 °C
WER)
limit
T
J(REG_UPP
Charger upper thermal regulation 95 °C
ER)
limit
T
J(OFF)
Charger thermal shutdown 105 °C
temperature
T
J(OFF-HYS)
Charger thermal shutdown 20 °C
hysteresis
LDO
I
MAX(LDO)
Maximum LDO output current, V
SYS
= 4.2 V 30 mA
V
VLDO
= 2.2 V V
VIN
= 0 V
VLDO_SET = 0 V
Maximum LDO output current, V
SYS
= 4.2 V 30
V
VLDO
= 3.0 V V
VIN
= 0 V mA
VLDO_SET = V
SYS
I
SC(LDO)
Short circuit current limit 30 100 mA
V
VLDO
LDO output voltage VLDO_SET = LOW 2.13 2.2 2.27 V
(VLDO_SET pin connected to
DGND)
3.7 V ≤ V
VIN
≤ 6.5 V
I
LOAD(LDO)
= -10 mA
V
VLDO
LDO output voltage VLDO_SET = HIGH 2.91 3.0 3.09 V
(V
VLDO_SET
= V
SYS
)
3.7 V ≤ V
VIN
≤ 6.5 V
I
LOAD(LDO)
= -10 mA
V
DO(LDO)
LDO Dropout voltage V
VIN
- V
LDO
when in dropout 200 mV
I
LOAD(LDO)
= -10 mA
Line regulation 3.7 V ≤ V
VIN
≤ 6.5 V -1 1 %
I
LOAD(LDO)
= -10 mA
Load regulation V
VIN
= 3.5 V -2 2 %
0.1 mA ≤ I
LOAD(LDO)
≤ -10 mA
PSRR Power supply rejection ratio @20 KHz, I
LOAD(LDO)
= 10 mA 45 dB
V
DO(LDO)
= 0.5 V
C
VLDO
= 10 µF
BOOST CONVERTER
I
Q(BST)
Boost operating quiescent current Boost Enabled, BST_EN = High 2 4.5 µA
I
OUT(BST)
= 0 mA
(boost is not switching)
V
BAT
= 3.6 V
R
DSON(BST)
Boost MOSFET switch on-resistance V
IN(BST)
= 2.5 V 0.8 1.2 Ω
I
SW(MAIN)
= 200 mA
Copyright © 2011, Texas Instruments Incorporated POWER MANAGEMENT CORE 11
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