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RT9198-35PB Datasheet(PDF) 3 Page - Richtek Technology Corporation

Part # RT9198-35PB
Description  300mA, Thermal Folded Back CMOS LDO Regulator
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9198-35PB Datasheet(HTML) 3 Page - Richtek Technology Corporation

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RT9198T
3
DS9198T-04 April 2011
www.richtek.com
Absolute Maximum Ratings (Note 1)
Supply Input Voltage ---------------------------------------------------------------------------------------------------- 6V
Power Dissipation, PD @ TA = 25
°C
SOT-23-3 ------------------------------------------------------------------------------------------------------------------- 0.4W
SOT-23-5 ------------------------------------------------------------------------------------------------------------------- 0.4W
SC-70-5 -------------------------------------------------------------------------------------------------------------------- 0.3W
Package Thermal Resistance (Note 2)
SOT-23-3,
θJA ------------------------------------------------------------------------------------------------------------- 250°C/W
SOT-23-5,
θJA ------------------------------------------------------------------------------------------------------------- 250°C/W
SC-70-5,
θJA--------------------------------------------------------------------------------------------------------------- 333°C/W
Junction Temperature --------------------------------------------------------------------------------------------------- 150
°C
Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------------------------- 260
°C
Storage Temperature Range -------------------------------------------------------------------------------------------
−65°C to 150°C
ESD Susceptibility (Note 3)
HBM (Human Body Mode) --------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ---------------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions
(Note 4)
Supply Input Voltage ---------------------------------------------------------------------------------------------------- 2.5V to 5.5V
Operation Ambient Temperature Range -----------------------------------------------------------------------------
−40°C to 85°C
Operation Junction Temperature Range -----------------------------------------------------------------------------
−40°C to 125°C
Electrical Characteristics
(VIN = VOUT + 1V, CIN = COUT = 1uF, TA = 25
°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Output Voltage Accuracy
ΔVOUT
IOUT = 1mA
−2
--
+2
%
Current Limit
ILIM
RLOAD = 1Ω
360
400
--
mA
Quiescent Current
IQ
VEN >= 1.2V, IOUT = 0mA
--
90
130
uA
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
%
Standby Current
ISTBY
VEN = GND, Shutdown
--
0.01
1
uA
EN Input Bias Current
IIBSD
VEN = GND or VIN
--
0
100
nA
Logic-Low Voltage VIL
VIN = 3V to 5.5V, Shutdown
--
--
0.4
EN Threshold
Logic-High Voltage VIH
VIN = 3V to 5.5V, Start-Up
1.2
--
--
V
f = 100Hz
--
−60
--
Power Supply
Rejection Rate
f = 10kHz
PSRR
COUT = 1uF, IOUT = 100mA
--
−30
--
dB
Thermal Shutdown Temperature
TSD
--
165
--
°C
Thermal Shutdown Temperature
Hysteresis
ΔTSD
--
30
--
°C
Thermal Folded Back
--
110
--
°C


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