RT9166/A
Preliminary
3
DS9166/A-09 October 2004
www.richtek.com
Absolute Maximum Ratings
(Note 1)
Supply Input Voltage -------------------------------------------------------------------------------------------------- 6.5V
Power Dissipation, PD @ TA = 25°C
SOT-23 ------------------------------------------------------------------------------------------------------------------- 0.4W
SOT-89 ------------------------------------------------------------------------------------------------------------------- 0.571W
SOT-223 ----------------------------------------------------------------------------------------------------------------- 0.740W
Package Thermal Resistance (Note 7)
SOT-23,
θJA ------------------------------------------------------------------------------------------------------------- 250°C/W
SOT-89,
θJA ------------------------------------------------------------------------------------------------------------- 175°C/W
SOT-223,
θJA------------------------------------------------------------------------------------------------------------ 135°C/W
Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260
°C
Junction Temperature ------------------------------------------------------------------------------------------------- 150
°C
Storage Temperature Range ---------------------------------------------------------------------------------------- – 65
°C to 150°C
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Electrical Characteristics
Recommended Operating Conditions
(Note 3)
Supply Input Voltage -------------------------------------------------------------------------------------------------- 2.8V to 5.5V
Junction Temperature Range ---------------------------------------------------------------------------------------- – 40°C to 125
°C
(VIN = VOUT + 1V or VIN = 2.8V whichever is greater, CIN = 1
µF, COUT = 1µF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Output Voltage Accuracy
∆VOUT
IOUT = 1mA
−1
--
+3
%
RT9166
300
--
--
Current Limit
RT9166A
ILIM
RLOAD = 1Ω
600
--
--
mA
Quiescent Current
(Note 6)
IQ
IOUT = 0mA
--
220
300
µA
RT9166
IOUT = 300mA
--
230
--
Dropout Voltage
(Note 4)
RT9166A
VDROP
IOUT = 600mA
--
580
--
mV
Line Regulation
∆VLINE
VIN = (VOUT + 0.3V) to 5.5V,
IOUT = 1mA
--
0.2
--
%/V
RT9166
1mA
< IOUT < 300mA
--
15
35
Load Regulation
(Note 5)
RT9166A
∆VLOAD
1mA
< IOUT < 600mA
--
30
55
mV
Power Supply Rejection Rate
PSRR
f = 1kHz, COUT = 1µF
--
−55
--
dB
Thermal Shutdown Temperature
TSD
--
170
--
°C
Thermal Shutdown Hysteresis
∆TSD
--
40
--
°C
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