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RT9198A-2HGBR Datasheet(PDF) 4 Page - Richtek Technology Corporation

Part # RT9198A-2HGBR
Description  300mA, Low Noise, Ultra-Fast CMOS LDO Regulator
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9198A-2HGBR Datasheet(HTML) 4 Page - Richtek Technology Corporation

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RT9198/A
4
DS9198/A-10 November 2006
www.richtek.com
Absolute Maximum Ratings (Note 1)
Supply Input Voltage ------------------------------------------------------------------------------------------------------ 6V
Power Dissipation, PD @ TA = 25
°C
SOT-23-3/SOT-23-5 ------------------------------------------------------------------------------------------------------- 400mW
SC-70-5, SC-82 ------------------------------------------------------------------------------------------------------------ 300mW
WDFN-6L 2x2 -------------------------------------------------------------------------------------------------------------- 606mW
Package Thermal Resistance (Note 4)
SOT-23-3/SOT-23-5,
θJA ------------------------------------------------------------------------------------------------- 250°C/W
SC-70-5, SC-82,
θJA ------------------------------------------------------------------------------------------------------ 333°C/W
WDFN-6L 2x2,
θJA --------------------------------------------------------------------------------------------------------- 165°C/W
WDFN-6L 2x2,
θJC -------------------------------------------------------------------------------------------------------- 20°C/W
Junction Temperature ----------------------------------------------------------------------------------------------------- 150
°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260
°C
Storage Temperature Range --------------------------------------------------------------------------------------------
−65°C to 150°C
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V
Electrical Characteristics
(VIN = VOUT + 1V, CIN = COUT = 1
μF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Output Voltage Accuracy
ΔVOUT
IOUT = 1mA
−2
--
+2
%
Current Limit
ILIM
RLOAD = 1Ω
360
400
--
mA
Quiescent Current
IQ
RT9198, VEN ≧ 1.2V, IOUT = 0mA
RT9198A, VEN ≦ 0.4V, IOUT = 0mA
--
90
130
μA
IOUT = 200mA
--
170
200
Dropout Voltage (Note 5)
VDROP
IOUT = 300mA
--
220
330
mV
Line Regulation
ΔVLINE
VIN = (VOUT + 1V) to 5.5V,
IOUT = 1mA
--
--
0.3
%
Load Regulation
ΔVLOAD 1mA < IOUT < 300mA
--
--
0.6
%
Shutdown Current
ISHDN
RT9198, VEN = GND, Shutdown
RT9198A, VEN = VIN, Shutdown
--
0.01
1
μA
EN Input Bias Current
IIBEN
VEN = GND or VIN
--
0
100
nA
Logic-Low
Voltage
VIL
RT9198, VIN = 3V to 5.5V, Shutdown
RT9198A, VIN = 3V to 5.5V, Enable
--
--
0.4
EN Threshold
Logic-High
Voltage
VIH
RT9198, VIN = 3V to 5.5V, Enable
RT9198A, VIN = 3V to 5.5V, Shutdown
1.2
--
--
V
Recommended Operating Conditions
(Note 3)
Supply Input Voltage ------------------------------------------------------------------------------------------------------ 2.5V to 5.5V
EN Input Voltage ----------------------------------------------------------------------------------------------------------- 0V to 5.5V
Junction Temperature Range --------------------------------------------------------------------------------------------
−40°C to 125°C
Ambient Temperature Range --------------------------------------------------------------------------------------------
−40°C to 85°C
To be continued


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