Low-dropout linear voltage regulator with a 1.8V fixed output voltage and a maximum output current of 250mA. Features an ultra-low quiescent current of 1µA, enabling efficient power management. Operates across a wide temperature range from -40°C to 85°C, with a junction temperature range of -40°C to 125°C. Input voltage range is 2.8V to 5.5V, with an absolute maximum of 6.5V. Offers excellent line and load regulation, with maximum values of 0.0027% and 0.018% respectively. Packaged in a compact 1x1mm 4-terminal ZQFN package.
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Technical Specifications
Richtek RT9073A-18GQZ technical specifications.
General
Max Operating Temperature
85
Number of Terminals
4
Min Operating Temperature
-40
Terminal Position
DUAL
JEDEC Package Code
S-PDSO-N4
Width
1
Length
1
Number of Functions
1
Number of Outputs
1
Input Voltage-Max
5.5
Input Voltage-Min
2.8
Output Voltage1-Min
1.764
Output Voltage1-Max
1.836
Output Current1-Max
0.25
Voltage Tolerance-Max
2
Adjustability
FIXED
Operating Temperature TJ-Max
125
Dropout Voltage1-Nom
0.68
Output Voltage1-Nom
1.8
Operating Temperature TJ-Min
-40
Input Voltage Absolute-Max
6.5
Line Regulation-Max
0.0027
Load Regulation-Max
0.018
Dropout Voltage1-Max
0.8
Compliance
Lead Free
Yes
REACH
unknown
Military Spec
False
Datasheet
Richtek RT9073A-18GQZ Datasheet
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