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AN1025
| Title |
Title
Converting a 5.0V Supply Rail to a Regulated 3.0V
|
|---|---|
| Name |
Name
AN1025
|
| Date |
Date
06/24/2015
|
| Application Categories |
Application Categories
Power Supply & Conversion /
DC DC
|
| Description |
Description
This application note is intended to provide the system designer with an overview of different options that could be used to down convert an existing 5.0V system rail to a regulated 3.0V.
|
Silicon Products
| Title | Product | Title |
|---|---|---|
|
TC1016
High Accuracy Low Noise 80mA CMOS LDO
|
TC1016 | High Accuracy Low Noise 80mA CMOS LDO |
|
MCP1826
1.0A LDO
|
MCP1826 | 1.0A LDO |
|
MCP1601
750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization
|
MCP1601 | 750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization |
|
MCP1612
1.4MHz 1A Synchronous Buck Regulator
|
MCP1612 | 1.4MHz 1A Synchronous Buck Regulator |
|
MCP1791
High Voltage Regulator w/5.0V Regulated Power Supply Output
|
MCP1791 | High Voltage Regulator w/5.0V Regulated Power Supply Output |
|
MCP1700
Low Quiescent Current LDO
|
MCP1700 | Low Quiescent Current LDO |
|
MCP1252
Low Noise, Positive-Regulated Charge Pump
|
MCP1252 | Low Noise, Positive-Regulated Charge Pump |
|
MCP1702
250mA low IQ LDO
|
MCP1702 | 250mA low IQ LDO |
|
MCP1253
Low Noise, Positive-Regulated Charge Pump
|
MCP1253 | Low Noise, Positive-Regulated Charge Pump |
|
MCP1790
High-Voltage, LDO, 70 mA
|
MCP1790 | High-Voltage, LDO, 70 mA |
|
MCP1726
1A Low Voltage Low lq LDO
|
MCP1726 | 1A Low Voltage Low lq LDO |
|
MCP1703
Low Iq 250mA LDO, Vin 16V max, Vout =3.0V
|
MCP1703 | Low Iq 250mA LDO, Vin 16V max, Vout =3.0V |
|
MCP1812
300 mA Ultra-Low Iq LDO
|
MCP1812 | 300 mA Ultra-Low Iq LDO |
|
MCP1701A
3.3V LDO Positive Voltage Regulator 2% Tol
|
MCP1701A | 3.3V LDO Positive Voltage Regulator 2% Tol |
|
MCP1825S
500mA Low Voltage, Low IQ LDO
|
MCP1825S | 500mA Low Voltage, Low IQ LDO |
|
MCP1725
500mA CMOS LDO w/ Power Good & Shutdown
|
MCP1725 | 500mA CMOS LDO w/ Power Good & Shutdown |
|
MCP1711
150 mA Ultra-Low Iq, Capless LDO Regulator
|
MCP1711 | 150 mA Ultra-Low Iq, Capless LDO Regulator |
|
MCP1824
300mA CMOS LDO, Vout=2.5V, Extended Temp Range
|
MCP1824 | 300mA CMOS LDO, Vout=2.5V, Extended Temp Range |
|
MCP1826S
1.0A LDO
|
MCP1826S | 1.0A LDO |
|
MCP1701
3.0V LDO POSITIVE VOTLAGE Regulator 2% TOL.
|
MCP1701 | 3.0V LDO POSITIVE VOTLAGE Regulator 2% TOL. |
|
MCP1827S
1.5A LDO. 133K Analog 0.6um Poly gate, Triple metal w/ESD Fuse process.
|
MCP1827S | 1.5A LDO. 133K Analog 0.6um Poly gate, Triple metal w/ESD Fuse process. |
|
MCP1827
1.5A LDO Regulator
|
MCP1827 | 1.5A LDO Regulator |
|
MCP1801
High PSRR 150 mA LDO, Vin 10V max, Vout =0.9V
|
MCP1801 | High PSRR 150 mA LDO, Vin 10V max, Vout =0.9V |
|
MCP1825
500mA Low Voltage, Low IQ LDO
|
MCP1825 | 500mA Low Voltage, Low IQ LDO |
|
MCP1727
1.5A Low Voltage LDO
|
MCP1727 | 1.5A Low Voltage LDO |
|
MCP1802
High PSRR 300 mA LDO, Vin 10V max, Vout =0.9V
|
MCP1802 | High PSRR 300 mA LDO, Vin 10V max, Vout =0.9V |
|
TC1017
150mA Tiny CMOS LDO with Shutdown
|
TC1017 | 150mA Tiny CMOS LDO with Shutdown |
|
MCP1824S
300mA CMOS LDO, Vout=2.5V, Extended Temp Range
|
MCP1824S | 300mA CMOS LDO, Vout=2.5V, Extended Temp Range |