RT9008
Absolute Maximum Ratings (Note 1)
z Supply Input Voltage, VCC ----------------------------------------------------------------------------------------------- 15V
z Enable Voltage ------------------------------------------------------------------------------------------------------------- 7V
z Power Dissipation, PD @ TA = 25°C
SOT-23-6 -------------------------------------------------------------------------------------------------------------------- 0.4W
z Package Thermal Resistance (Note 2)
SOT-23-6, θJA --------------------------------------------------------------------------------------------------------------- 250°C/W
z Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260°C
z Junction Temperature Range -------------------------------------------------------------------------------------------- 150°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, VCC ---------------------------------------------------------------------------------------------- 4.5V to 13.5V
z Enable Voltage ------------------------------------------------------------------------------------------------------------ 0V to 5.5V
z Junction Temperature Range ------------------------------------------------------------------------------------------- −40°C to 125°C
z Ambient Temperature Range ------------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
(VCC = 12V, TA = 25°C, unless otherwise specified).
Parameter
Symbol
Test Condition
Min Typ Max Unit
POR Threshold Voltage
VCC_POR VCC Rising
4.0 4.2 4.5
V
POR Hysteresis
VC C_P ORH Y
--
0.2
--
V
VCC Quiescent Current
IQ
VCC = 12V
--
0.3 0.8 mA
Driver Source Current
IDRI _SR
VCC = 12V, VDRI = 6V
5
--
-- mA
Driver Sink Current
IDRI _SK
VCC = 12V, VDRI = 6V
5
--
-- mA
Feedback Reference Voltage
VR EF
VCC = 12V, VDRI = 5V
0.784 0.8 0.816 V
Reference Line Regulation
VREF_Line VCC = 4.5V to 15V
--
3
6 mV
Amplifier Voltage Gain
VCC = 12V, No Load
--
70
dB
PSRR at 100Hz, No Load
PSRR
VCC = 12V, No Load
50
--
dB
Chip Enable
EN
Logic-High Voltage VIH
Threshold Logic-Low Voltage VIL
1.4
--
5.5
V
0
--
0.4
Shutdown Current
ISHDN
VCC= 12V, VEN = 0V
--
--
5
μA
Soft-Start
SS pin Source Current
ISS
Output Turn-On Rise Time
VSS = 0V
2
VOUT = 1.2V, COUT = 1000μF,
CSS = 4.7nF
--
5
10 μA
1
--
ms
DS9008-01 April 2011
www.richtek.com
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