RT9185 データシートの表示（PDF） - Richtek Technology
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RT9185 Datasheet PDF : 14 Pages
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RT9185
Absolute Maximum Ratings (Note 1)
z Supply Input Voltage -------------------------------------------------------------------------------------------------- 7V
z Power Dissipation, PD @ TA = 25°C
SOP-8 -------------------------------------------------------------------------------------------------------------------- 0.625W
TO-252-5 ----------------------------------------------------------------------------------------------------------------- 1.471W
TO-263-5 ----------------------------------------------------------------------------------------------------------------- 2.222W
z Package Thermal Resistance (Note 6)
SOP-8, θJA -------------------------------------------------------------------------------------------------------------- 160°C/W
TO-252-5, θJA ----------------------------------------------------------------------------------------------------------- 68°C/W
TO-263-5, θJA ----------------------------------------------------------------------------------------------------------- 45°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 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions (Note 3)
z Supply Input Voltage -------------------------------------------------------------------------------------------------- 3.5V to 5.5V
z Junction Temperature Range ---------------------------------------------------------------------------------------- −40°C to 125°C
Electrical Characteristics
(VDD = 5V, CIN = 1μF, TA = 25°C, for each LDO unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Units
Output Voltage Accuracy
Current Limiting
VOUT1
VOUT2
VOUT3
ILIM1
ILIM2
IOUT1 = 1mA
IOUT2 = 1mA
RT9185A
IOUT3 = 1mA
RT9185B
RLOAD = 1Ω
R LOAD = 1Ω
3.315 3.35 3.415
2.525 2.55 2.60
V
1.782 1.8 1.836
1.485 1.5 1.530
1.5 1.9 --
0.8 1.3
--
A
ILIM3
Quiescent Current (triple LDOs)
(Note 5)
IDD
R LOAD = 1Ω
IOUT = 0mA
0.3 0.5 --
-- 0.4 0.8 mA
Dropout Voltage
Line Regulation (triple LDOs)
Load Regulation (Note 4)
Temperature Coefficient
Thermal Shutdown
ΔVDROP1 IOUT1 = 1.5A
ΔVDROP2 IOUT2 = 0.8A
ΔVLINE IOUT = 1mA, VDD = 4V to 6V
ΔVLOAD1 VOUT1, 1mA < IOUT1 <1.5A
ΔVLOAD2 VOUT2, 1mA < IOUT2 <0.8A
ΔVLOAD3 VOUT3, 1mA < IOUT3 < 0.3A
TC
TSD
-- 600 1085 mV
-- 700 -- mV
--
2
10 mV
--
30
--
30
--
20
--
30
125 165
55
55 mV
45
-- PPM
-- °C
DS9185-11 March 2007
www.richtek.com
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