RT9178 データシートの表示（PDF） - Richtek Technology
部品番号
コンポーネント説明
メーカー
RT9178 Datasheet PDF : 11 Pages
| |||
RT9178
Absolute Maximum Ratings (Note 1)
Supply Input Voltage ------------------------------------------------------------------------------------------------- 7V
Enable Input Voltage ------------------------------------------------------------------------------------------------- 7V
Power Dissipation, PD @ TA = 25°C
SOT-23-5 --------------------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 8)
SOT-23-5, θJA ---------------------------------------------------------------------------------------------------------- 250°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
Recommended Operating Conditions (Note 3)
Supply Input Voltage ------------------------------------------------------------------------------------------------- 2.5V to 6V
Enable Input Voltage ------------------------------------------------------------------------------------------------- 0V to 6V
Junction Temperature Range --------------------------------------------------------------------------------------- −40°C to 125°C
Electrical Characteristics
(VIN = VOUT + 1V, CIN =COUT = 1μF, CBP = 1nF, TA = 25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Output Voltage Accuracy
ΔVOUT IOUT = 1mA
−2
Current Limit
ILIM
RLOAD = 1Ω
--
Quiescent Current (Note 6)
IQ
VEN > 1.0V, IOUT = 0mA
--
Dropout Voltage (Note 4)
VDROP IOUT = 200mA
--
Line Regulation
VIN = (VOUT + 0.3V) to 6.0V,
ΔVLINE
--
IOUT = 1mA
Load Regulation (Note 5)
ΔVLOAD 1mA < IOUT < 200mA
--
Standby Current (Note 7)
ISTBY VEN = GND, Shutdown
--
EN Input Bias Current
IIBSD VEN = GND or VIN
--
Logic-Low Voltage VIL
VIN = 3V to 5.5V, Shutdown
--
EN Threshold
Logic-High Voltage VIH
VIN = 3V to 5.5V, Start-Up
1.0
Output Noise Voltage
10Hz to 100kHz, IOUT = 200mA
eNO
--
COUT = 10μF
Power Supply
Rejection Rate
f = 100Hz PSRR COUT = 10μF, IOUT = 200mA
--
f = 10kHz
--
Thermal Shutdown Temperature
TSD
--
Typ
--
400
90
200
--
7
0.01
0
--
--
50
−70
−40
150
Max
+2
--
150
300
6
20
1
100
0.4
--
--
--
--
--
Units
%
mA
μA
mV
mV/V
mV
μA
nA
V
μVRMS
dB
°C
DS9178-16 April 2008
www.richtek.com
3
Share Link: 