RT8015APQW Просмотр технического описания (PDF) - Richtek Technology
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RT8015APQW Datasheet PDF : 14 Pages
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RT8015A
Absolute Maximum Ratings (Note 1)
z Supply Input Voltage, VDD, PVDD ---------------------------------------------------------------------------- −0.3V to 6V
z LX Pin Switch Voltage -------------------------------------------------------------------------------------------- −0.3V to (PVDD + 0.3V)
<200ns --------------------------------------------------------------------------------------------------------------- −5V to 7.5V
z Other I/O Pin Voltages ------------------------------------------------------------------------------------------- −0.3V to (VDD + 0.3V)
z LX Pin Switch Current -------------------------------------------------------------------------------------------- 4A
z Power Dissipation, PD @ TA = 25°C
WDFN-10L 3x3 ----------------------------------------------------------------------------------------------------- 909mW
z Package Thermal Resistance (Note 2)
WDFN-10L 3x3, θJA ----------------------------------------------------------------------------------------------- 110°C/W
z Junction Temperature --------------------------------------------------------------------------------------------- 150°C
z Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------------------- 260°C
z Storage Temperature Range ------------------------------------------------------------------------------------ −65°C to 150°C
z ESD Susceptibility (Note 3)
HBM (Human Body Mode) -------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ---------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions (Note 4)
z Supply Input Voltage ---------------------------------------------------------------------------------------------- 2.6V to 5.5V
z Junction Temperature Range ------------------------------------------------------------------------------------ −40°C to 125°C
z Ambient Temperature Range ------------------------------------------------------------------------------------ −40°C to 85°C
Electrical Characteristics
(VDD = 3.3V, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ
Input Voltage Range
Feedback Reference Voltage
Feedback Leakage Current
DC Bias Current
VDD
VREF
IFB
2.6
--
0.784 0.8
--
0.1
Active , VFB = 0.78V, Not Switching --
460
Shutdown
--
--
Output Voltage Line Regulation
VIN = 2.7V to 5.5V
-- 0.04
Output Voltage Load Regulation
Measured in Servo Loop,
VCOMP = 0.2V to 0.7V (Note 5)
−0.2
±0.02
Error Amplifier
Transconductance
gm
--
800
Current Sense Transresistance RT
Switching Leakage Current
SHDN/RT = VIN = 5.5V
--
0.4
--
--
Switching Frequency
ROSC = 332k
Switching Frequency
0.8
1
0.3
--
Switch On Resistance, High
Switch On Resistance, Low
RPMOS ISW = 0.5A
RNMOS ISW = 0.5A
--
110
--
110
Max Unit
5.5
V
0.816 V
0.4 μA
--
μA
1
μA
--
%/V
0.2
%
--
μs
--
Ω
1
μA
1.2 MHz
2 MHz
160 mΩ
170 mΩ
To be continued
DS8015A-04 March 2011
www.richtek.com
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