RT8015BGQW 查看數據表（PDF） - Richtek Technology
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RT8015BGQW Datasheet PDF : 16 Pages
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RT8015B
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
SOP-8 (Exposed Pad) ------------------------------------------------------------------------------------------- 1.333W
WDFN-10L 3x3 ----------------------------------------------------------------------------------------------------- 1.429W
z Package Thermal Resistance (Note 2)
SOP-8 (Exposed Pad), θJA ------------------------------------------------------------------------------------- 75°C/W
SOP-8 (Exposed Pad), θJC ------------------------------------------------------------------------------------- 15°C/W
WDFN-10L 3x3, θJA ----------------------------------------------------------------------------------------------- 70°C/W
WDFN-10L 3x3, θJC ----------------------------------------------------------------------------------------------- 8.2°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 Max Unit
Input Voltage Range
VDD
2.6
--
5.5
V
Feedback Reference Voltage VREF
0.784 0.8 0.816 V
Feedback Leakage Current
IFB
--
0.1 0.4 μA
DC Bias Current
Active , VFB = 0.78V, Not Switching --
460
--
μA
Shutdown
--
--
1
μA
Output Voltage Line Regulation
Output Voltage Load Regulation
Error Amplifier
Transconductance
gm
VIN = 2.7V to 5.5V
-- 0.03 -- %/V
Measured in Servo Loop,
VCOMP = 0.2V to 0.7V (Note 5)
−0.2 ±0.02 0.2
%
--
800
--
μs
Current Sense Transresistance RT
Switching Leakage Current
SHDN/RT = VIN = 5.5V
--
0.4
--
Ω
--
--
1
μA
DS8015B-04 March 2011
To be continued
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