RT9179 Просмотр технического описания (PDF) - Richtek Technology
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RT9179 Datasheet PDF : 10 Pages
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RT9179
Absolute Maximum Ratings (Note 1)
z Supply Input Voltage -------------------------------------------------------------------------------------------------- 6V
z Power Dissipation, PD @ TA = 25°C
SOT-23-5 ---------------------------------------------------------------------------------------------------------------- 0.4W
z Package Thermal Resistance (Note 7)
SOT-23-5, θJA ----------------------------------------------------------------------------------------------------------- 250°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 -------------------------------------------------------------------------------------------------- 3V to 5.5V
z Enable Input Voltage -------------------------------------------------------------------------------------------------- 0V to 5.5V
z Junction Temperature Range ---------------------------------------------------------------------------------------- −40°Cto 125°C
Electrical Characteristics
(VIN = VOUT + 0.7V, IOUT = 10μA, CIN = COUT = 1μF (Ceramic), TA = 25°C unless otherwise specified)
Parameter
Reference Voltage Tolerance
Adjust Pin Current
Output Voltage Range
Quiescent Current (Note 5)
Standby Current (Note 6)
Current Limit
Dropout Voltage (Note 4)
Line Regulation
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
EN Threshold
Logic-Low Voltage
Logic-High Voltage
EN Current
Symbol
Test Conditions
VREF
IADJ
VOUT
IQ
Enabled, IOUT = 0mA
ISTBY
ILIM
VDROP
ΔVLINE
TSD
ΔTSD
VIN = 5.5V, Shutdown
IOUT = 10mA
IOUT = 300mA
VOUT + 0.7V < VIN < 5.5V
VIL
VIN = 3.3V, Shutdown
VIH
VIN = 3.3V, Enable
IEN
VIN = 5.5V, Enable
Min
1.163
--
1.175
--
--
0.5
--
--
--
--
--
--
2.0
--
Typ
1.175
--
--
150
--
--
10
300
0.001
170
40
--
--
--
Max
1.187
10
4.5
--
1
--
--
-
--
--
--
0.4
--
10
Units
V
nA
V
μA
μA
A
mV
%/V
°C
°C
V
nA
DS9179-08 March 2007
www.richtek.com
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