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RT9182 Datasheet(PDF) 3 Page - Richtek Technology Corporation

Part No. RT9182
Description  DUAL, LOW-NOISE, 200mA LDO REGULATOR
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9182 Datasheet(HTML) 3 Page - Richtek Technology Corporation

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Preliminary
RT9182
DS9182-02 April 2002
www.richtek-ic.com.tw
3
Absolute Maximum Ratings
Input Voltage
7V
Power Dissipation, PD @ TA = 25
°C
SOT-26
748mW
Junction Temperature Range
-40
°C ~ 125°C
Storage Temperature Range
-65
°C ~ 150°C
Operating Temperature Range
-40
°C ~ 85°C
Lead Temperature (Soldering, 10 sec.)
260
°C
Electrical Characteristics
(VIN = 3.6V, CIN = COUT = 2.2
µF, SHDN = VIN, typical values at TA = 25°C, for each LDO unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Input Voltage Range
VIN
2.7
--
6.5
V
Output Voltage Accuracy
(Load Regulation)
∆VOUT IL = 1mA to 200mA
-2
--
+2
%
Maximum Output Current
IMAX
Continuous
200
--
--
mA
Current Limit
ILIMIT
RLOAD = 1
200
--
550
mA
No Load
--
165
260
µA
GND Pin Current
IG
IOUT = 100mA (Both LDOs)
--
165
260
µA
IOUT = 1mA
--
1.2
--
mV
IOUT = 100mA
--
120
--
mV
Dropout Voltage
(Note)
VDROP
IOUT = 200mA
--
255
--
mV
Line Regulation
∆VLINE
VIN = (VOUT +0.4V or 2.7V) to 6.5V
IOUT = 1mA
-0.2
--
+0.2
%/V
SHDN Input High Threshold
VIH
VIN = 2.7V to 6.5V
1.6
--
--
V
SHDN Input Low Threshold
VIL
VIN = 2.7V to 6.5V
--
--
0.4
V
SHDN Input Bias Current
ISD
SHDN = GND or VIN
--
--
100
nA
Shutdown Supply Current
IGSD
SHDN = GND
--
0.01
1
µA
Thermal Shutdown Temperature
--
140
--
°C
Thermal Shutdown Hysteresis
TSD
--
10
--
°C
Output Voltage Noise
eNO
10Hz to 100kHz, CBP = 10nF
COUT = 4.7
µF, ILOAD = 1mA
--
29
--
µVRMS
Output Voltage AC PSRR
100Hz, CBP = 10nF, COUT = 4.7
µF
ILOAD = 100mA
--
62
--
dB
Note : Dropout voltage definition: VIN – VOUT when VOUT is 50mV below the value of VOUT (normal)


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