RT9502GQW 데이터 시트보기 (PDF) - Richtek Technology
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RT9502GQW Datasheet PDF : 13 Pages
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RT9502
Absolute Maximum Ratings (Note 1)
z ACIN Input Voltage -------------------------------------------------------------------------------------------------------- −0.3V to 18V
z USB Input Voltage --------------------------------------------------------------------------------------------------------- −0.3V to 7V
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, USB 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 = USB = 5V, TA = 27°C, Unless Otherwise specification)
Parameter
Symbol
Test Conditions
Supply Input
ACIN/USB UVP Rising Threshold
Voltage
ACIN/USB UVP Hysteresis
ACIN/USB Standby Current
ACIN/USB Shutdown Current
ACIN/USB UVP Current
VUV_HIGH
VUV_LOW
ISTBY
ISHD N
IUVP
BATT Sleep Leakage Current
Voltage Regulation
ISLEEP
VBATT = 4.5V
VEN = High
VACIN = 4V, VUSB = 4V,
VBATT = 3V
VACIN = 4V, VUSB = 4V
VBATT = 4.5V
BATT Regulation Voltage
Regulation Voltage Accuracy
ACIN MOSFET
USB MOSFET
VREG
IBATT = 60mA
RDS(ON)_ACI
N
RDS (ON)_U SB
IBATT = 500mA
IBATT = 500mA
Current Regulation
ISETA Set Voltage
(Fast Charge Phase)
Full Charge setting range
VISETA
ICHG_ACIN
VBATT = 3.5V
DS9502-02 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
-- 1200 --
mΩ
2.42
100
2.5 2.55 V
-- 1200 mA
To be continued
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