RT9022 查看數據表（PDF） - Richtek Technology
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RT9022 Datasheet PDF : 11 Pages
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Preliminary
RT9022
Absolute Maximum Ratings (Note 1)
z Supply Input Voltage, VIN -------------------------------------------------------------------------------------------- 21V
z Enable Voltage, VEN -------------------------------------------------------------------------------------------------- 18V
z Power Dissipation, PD @ TA = 25°C
SOT-23-6/TSOT-23-6 -------------------------------------------------------------------------------------------------- 300mW
SC-70-6 ------------------------------------------------------------------------------------------------------------------ 225mW
z Package Thermal Resistance (Note 4)
SOT-23-6/TSOT-23-6, θJA -------------------------------------------------------------------------------------------- 250°C/W
SC-70-6, θJA ------------------------------------------------------------------------------------------------------------ 333°C/W
z Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260°C
z Junction Temperature ------------------------------------------------------------------------------------------------- 150°C
z Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°C
z ESD Susceptibility (Note 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions (Note 3)
z Supply Input Voltage, VIN -------------------------------------------------------------------------------------------- 5V to 20V
z Junction Temperature Range ---------------------------------------------------------------------------------------- −40°C to 100°C
z Ambient Temperature Range ---------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
(VIN = VEN = 15V, CIN = 1μF, COUT = 2.2μF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Input Power
Quiescent Current
Standby Current
IOUT = 0mA
EN = GND
Reference Voltage
Feedback Voltage
Feedback Voltage Tolerance
VFB = VOUT, ILOAD = 1mA
Feedback Input Current
VFB = 1.3V
Soft Start
Soft Start Current
Output
Output Current Limit
ILIM
Output Reverse Leakage Current
Dropout Voltage
Power Supply Rejection Rate
Discharge Current
VIN = 15V, VOUT = 14V,
ROUT = 50Ω
VIN = Unconnected,
Output set to 5V
ILOAD = 30mA, VOUT = 14V
f = 120Hz, VIN = VOUT + 1V,
IOUT = 10mA
f = 10KHz, VIN = VOUT + 1V,
IOUT = 10mA
EN = High to Low, VOUT = 14V
DS9022-00 September 2007
Min Typ Max Units
--
40 80 μA
--
--
1
μA
-- 1.25 --
V
−1.5 -- +1.5 %
--
10
--
nA
--
1.5
--
μA
60 80
-- mA
--
30
--
μA
--
0.2 0.3
V
--
65
--
dB
--
55
--
dB
--
20
-- mA
To be continued
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