RT9167/A Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Lista de partido
RT9167/A Datasheet PDF : 14 Pages
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RT9167/A
Absolute Maximum Ratings
z Input Voltage
z Power Dissipation, PD @ TA = 25°C
SOT-25
SOP-8
z Operating Junction Temperature Range
z Storage Temperature Range
z Package Thermal Resistance
SOT-25, θJA
SOP-8, θJA
z Lead Temperature (Soldering, 5 sec.)
8V
0.25W
0.625W
−40°C to 125°C
−65°C to 150°C
250°C/W
160°C/W
260°C
Electrical Characteristics
(VIN = 5.0V, CIN = 1µF, COUT = 1µF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Input Voltage Range
Output Voltage Accuracy
Maximum Output
Current
RT9167
RT9167A
Current Limit
RT9167
RT9167A
VIN
∆VOUT
IMAX
ILIMIT
IL = 50mA
IL = 1mA
RLOAD = 1Ω
Min Typ Max Units
2.9 --
7
V
2.7 --
7
-2 -- +2
%
200 -- --
mA
500 -- --
-- 300 --
mA
-- 700 --
RT9167/A
No Load
-- 80 150
GND Pin Current
RT9167 IG
IOUT = 200mA
-- 90 150 µA
RT9167A
IOUT = 500mA
-- 90 150
RT9167/A
Dropout Voltage (Note) RT9167/A
(VOUT(Nominal)≥3.0V
Version)
RT9167/A
RT9167A
VDROP
IOUT = 1mA
IOUT = 50mA
IOUT = 200mA
IOUT = 500mA
-- 1.1 5
-- 55 100
mV
-- 220 300
-- 600 750
Line Regulation
∆VLINE VIN = (VOUT+0.15) to 7V, IOUT = 1mA -0.2 -- +0.2 %/V
Load Regulation
RT9167
RT9167A
∆VLOAD
IOUT = 0mA to 200mA
IOUT = 0mA to 500mA
-- 0.01 0.04
%/mA
-- 0.01 0.04
SHDN Input High Threshold
VIH
VIN = 3V to 5.5V
1.6 -- --
V
SHDN Input Low Threshold
VIL
VIN = 3V to 5.5V
--
-- 0.4
V
SHDN Bias Current
ISD
-- -- 100 nA
Shutdown Supply Current
IGSD
VOUT = 0V
-- 0.01 1
µA
Thermal Shutdown Temperature TSD
-- 155 --
°C
Output Noise
eNO
CBP = 10nF, COUT = 10µF
-- 350 -- nV Hz
Ripple Rejection
PSRR F = 100Hz, CBP = 10nF, COUT = 10µF -- 58 --
dB
Notes: Dropout voltage definition: VIN - VOUT when VOUT is 50 mV below the value of VOUT at VIN = VOUT + 0.5V
DS9167/A-10 July 2001
www.richtek-ic.com.tw
5
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