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