RT5072
Absolute Maximum Ratings (Note 1)
Supply Voltages, SYS ---------------------------------------------------------------------------------------------------- −0.3V to 6V
Supply Input Voltage, VIN ------------------------------------------------------------------------------------------------ −0.3V to 28V
SwitchNode Voltage, LX1, LX2, LX3, LX4, LX5---------------------------------------------------------------------- −0.3V to 6V
PVD7, LX7-------------------------------------------------------------------------------------------------------------------- −0.3V to 25V
CHG --------------------------------------------------------------------------------------------------------------------------- −0.3V to 28V
CHG2 -------------------------------------------------------------------------------------------------------------------------- −0.3V to 6V
Other Pins-------------------------------------------------------------------------------------------------------------------- −0.3V to 6V
INT, CHG, CHG2 Continuous Current ---------------------------------------------------------------------------------- 20mA
BAT Continuous Current (Total in two pins) -------------------------------------------------------------------------- 2.5A
Power Dissipation, PD @ TA = 25°C
WQFN-40L 5x5 ------------------------------------------------------------------------------------------------------------- 3.63W
Package Thermal Resistance (Note 2)
WQFN-40L 5x5, θJA -------------------------------------------------------------------------------------------------------- 27.5°C/W
WQFN-40L 5x5, θJC ------------------------------------------------------------------------------------------------------- 6°C/W
Junction Temperature ------------------------------------------------------------------------------------------------------ 150°C
Lead Temperature (Soldering, 10 sec.)-------------------------------------------------------------------------------- 260°C
Storage Temperature Range --------------------------------------------------------------------------------------------- −65°C to 125°C
ESD Susceptibility (Note 3)
HBM (Human Body Model)----------------------------------------------------------------------------------------------- 2kV
MM (Machine Model) ------------------------------------------------------------------------------------------------------ 200V
Recommended Operating Conditions (Note 4)
Supply Input Voltage, BAT ----------------------------------------------------------------------------------------------- 1.8V to 5.5V
Supply Input Voltage Range, VIN (A7.ISETL = 1)------------------------------------------------------------------- 4.4V to 6V
Supply Input Voltage Range, VIN (A7.ISETL = 0)------------------------------------------------------------------- 4.5V to 6V
Junction Temperature Range--------------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range--------------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
Power Converter Unit :
(VSYS = 3.3V, TA = 25°C, unless otherwise specified)
Parameter
Supply Voltage
Symbol
Test Conditions
Min
Typ
Max
Unit
PMU Startup Voltage at SYS
V
V
For bootstrap
1.5
2.7
--
--
--
V
V
ST
SYS Operating Voltage for PMU
5.5
SYS
VDDI Over Voltage Protection
(OVP) (Hysteresis High)
5.82
--
6
6.18
--
V
V
V
V
VDDI OVP Hysteresis (Gap)
VDDI UVLO (Hysteresis High)
VDDI UVLO Hysteresis (Gap)
0.25
2.4
VDDI UVLO takes effect once
CH2 soft-start finish
2.2
--
2.6
--
0.3
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www.richtek.com
8
DS5072-00 March 2015
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
