RT9505 View Datasheet(PDF) - Richtek Technology
Part Name
Description
Manufacturer
RT9505 Datasheet PDF : 11 Pages
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RT9505
Absolute Maximum Ratings (Note 1)
z ACIN Input Voltage -------------------------------------------------------------------------------------------------------- −0.3V to 18V
z EN Input Voltage ----------------------------------------------------------------------------------------------------------- −0.3V to 6V
z Output Current ------------------------------------------------------------------------------------------------------------- 1.2A
z Power Dissipation, PD @ TA = 25°C
WDFN-10L 3x3 ------------------------------------------------------------------------------------------------------------- 0.926W
z Package Thermal Resistance (Note 2)
WDFN-10L 3x3, θJA ------------------------------------------------------------------------------------------------------- 108°C/W
WDFN-10L 3x3, θJC ------------------------------------------------------------------------------------------------------- 8.2°C/W
z Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260°C
z Junction Temperature ---------------------------------------------------------------------------------------------------- 150°C
z Storage Temperature Range -------------------------------------------------------------------------------------------- −65°C to 150°C
z ESD Susceptibility (Note 3)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V
Recommended Operating Conditions (Note 4)
z ACIN Input Voltage Range ----------------------------------------------------------------------------------------------- 4.5V to 6V
z Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C
z Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
(ACIN = 5V, TA = 27°C, Unless Otherwise specification)
Parameter
Symbol
Test Conditions
Supply Input
ACIN UVP Rising Threshold Voltage VUV_HIGH
ACIN UVP Hysteresis
VUV_LOW
ACIN Standby Current
ISTBY
VBATT = 4.5V
ACIN Shutdown Current
ACIN UVP Current
BATT Sleep Leakage Current
Voltage Regulation
ISHDN
IUVP
ISLEEP
VEN = HIGH
VACIN = 4V, VUSB = 4V,
VBATT = 3V
VACIN = 4V, VUSB = 4V,
VBATT = 4.5V
BATT Regulation Voltage
Regulation Voltage Accuracy
VREG
IBATT = 60mA
ACIN MOSFET
RDS(ON)_ACIN IBATT = 500mA
Current Regulation
ISETA Set Voltage
(Fast Charge Phase)
Full Charge Setting Range
ACIN Charge Current accuracy
VI SE TA
ICHG_AC
ICHG_AC
VBATT = 3.5V
VBATT = 3.8V,
RISET = 1.5kΩ
DS9505-02 April 2011
Min Typ Max Units
--
4.4 4.5 V
50
80 120 mV
--
300 500 uA
--
50 100 uA
--
150 250 uA
--
2
5
uA
4.158 4.2 4.242 V
−1
--
+1 %
--
600
-- mΩ
2.45 2.5 2.55 V
100
-- 1200 mA
--
500
-- mA
To be continued
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