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RT8010PQW Datasheet(PDF) 5 Page - Richtek Technology Corporation

Part # RT8010PQW
Description  1.5MHz, 1A, High Efficiency PWM Step-Down DC/DC Converter
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT8010PQW Datasheet(HTML) 5 Page - Richtek Technology Corporation

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RT8010/A
5
DS8010/A-02 March 2007
www.richtek.com
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
ΔVOUT
VIN = VOUT + ΔV to 5.5V
(Note 5)
−3
--
+3
%
Output Voltage
Accuracy
Fix
ΔVOUT
VIN = VOUT + ΔV to 5.5V
(Note 5)
−3
--
+3
%
Output Voltage
Accuracy
Adjustable
ΔVOUT
VIN = VOUT + ΔV to 5.5V
(Note 5)
0A < IOUT < 1A
3
--
+3
%
FB Input Current
IFB
VFB = VIN
−50
--
50
nA
VIN = 3.6V
--
0.28
--
PMOSFET RON
RDS(ON)_P IOUT = 200mA
VIN = 2.5V
--
0.38
--
Ω
VIN = 3.6V
--
0.25
--
NMOSFET RON
RDS(ON)_N IOUT = 200mA
VIN = 2.5V
--
0.35
--
Ω
P-Channel Current Limit
ILIM_P
VIN = 2.5V to 5.5 V
1.4
1.5
--
A
EN High-Level Input Voltage
VEN_H
VIN = 2.5V to 5.5V
1.5
--
--
EN Low-Level Input Voltage
VEN_L
VIN = 2.5V to 5.5V
--
--
0.4
V
Under Voltage Lock Out threshold UVLO
--
1.8
--
V
Hysteresis
--
0.1
--
V
Oscillator Frequency
fOSC
VIN = 3.6V, IOUT = 100mA
1.2
1.5
1.8
MHz
Thermal Shutdown Temperature
TSD
--
160
--
°C
Max. Duty Cycle
100
--
--
%
LX Leakage Current
VIN = 3.6V, VLX = 0V or VLX = 3.6V
−1
--
1
μA
Note 1. Stresses listed as the above “Absolute Maximum Ratings” may cause permanent damage to the device. These are for
stress ratings. Functional operation of the device at these or any other conditions beyond those indicated in the
operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended
periods may remain possibility to affect device reliability.
Note 2. Devices are ESD sensitive. Handling precaution recommended.
Note 3. The device is not guaranteed to function outside its operating conditions.
Note 4.
θJA is measured in the natural convection at TA = 25°C on a high effective four layers thermal conductivity test board of
JEDEC 51-7 thermal measurement standard. The case point of
θJC is on the expose pad for the QFN package.
Note 5.
ΔV = IOUT x PRDS(ON)
Note 6. Guarantee by design.


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