RT9079
®
DS9079-03 March 2019
www.richtek.com1
©Copyright 2019 Richtek Technology Corporation. All rights reserved. is a registered trademark of Ric htek Technology Corporation.
Features
50μμμμμA Ground Current at no Load
Maximum Operating Input Voltage 36V
±±±±±2% Output Accuracy
100mA Continuous Output Current
Less than 0.1μμμμμA Disable Current
Dropout Voltage : 0.2V at 10mA
Support Fixed Output Voltage 2.5V, 3V, 3.3V, 5V,
6V, 9V, 12V
Stable with Ceramic or Tantalum Capacitor
Current Limit Protection
Over-Temperature Protection
RoHS Compliant and Halogen Free
RT9079
3
DS9079-03 March 2019
www.richtek.com©Copyright 2019 Richtek Technology Corporation. All rights reserved. is a registered trademark of Ric htek Technology Corporation.
Electrical Characteristics
Parameter Symbol Test Conditions Min Typ Max Unit
Supply Voltage V CC 3.5 -- 36 V
Output Voltage Range V OUT 2.5 -- 12 V
DC Output Accuracy VOUT I LOAD = 10mA 2 -- 2 %
Dropout Voltage V DROP I LOAD = 10mA, VCC > 5V -- 0.2 0.36 V
VCC Consumption Current I Q I LOAD = 0mA, VCC = 15V -- 50 100 A
Shutdown Current V EN = 0V -- 0.1 0.5 A
Shutdown Leakage Current V EN = 0V, VOUT = 0V -- 0.1 0.5 A
EN Input Current I EN V EN = 36V -- 0.1 -- A
Line Regulation VLINE
I LOAD = 1mA,
V OUT +1 < VCC < 36V, V OUT 3.3V -- 0.04 0.5
%
I LOAD = 1mA,
V OUT +1 < VCC < 36V, V OUT 3.3V -- 0.04 0.6
Load Regulation VLOAD 0mA < I LOAD < 100mA 1 -- 1 %
Output Current Limit I LIM V OUT = 0.5 x VOUT(normal) 200 350 -- mA
Enable Input
Voltage
Logic-High V IH -- -- 2 V
Logic-Low V IL 0.6 -- --
Thermal Shutdown Temperature T SD I LOAD = 30mA -- 150 -- °C
Thermal Shutdown Hysteresis T SD -- 20 -- °C
