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AN5604

Title
Title
AN5604 - Strategies for Noise Reduction in Fixed and Adjustable LDOs
Name
Name
AN5604
Date
Date
10/07/2024
Description
Description
Application Note

Silicon Products


Description
Product
Description
TC1015
High Accuracy Low Noise 100mA CMOS LDO
TC1015 High Accuracy Low Noise 100mA CMOS LDO
TC1185
150mA CMOS LDO w/ Shutdown and Vref Bypass
TC1185 150mA CMOS LDO w/ Shutdown and Vref Bypass
TC1014
High Accuracy Low Noise 50mA CMOS LDO
TC1014 High Accuracy Low Noise 50mA CMOS LDO
MIC5301
150mA Single LDO
MIC5301 150mA Single LDO
MCP1826
1.0A LDO
MCP1826 1.0A LDO
MIC5201
150mA, 1% Accuracy LDO Regulator
MIC5201 150mA, 1% Accuracy LDO Regulator
MIC69502
5A Low Vin/Vout LDO Regulator
MIC69502 5A Low Vin/Vout LDO Regulator
MIC47100
1A High Speed, Low Vin LDO
MIC47100 1A High Speed, Low Vin LDO
MIC69302
Single Supply Low Vin/Vout, 3A LDO
MIC69302 Single Supply Low Vin/Vout, 3A LDO
MIC5233
High Vin, Low Iq LDO Regulator
MIC5233 High Vin, Low Iq LDO Regulator
TC1174
300mA CMOS LDO with Shutdown and Vref Bypass
TC1174 300mA CMOS LDO with Shutdown and Vref Bypass
TC1265
800mA Fixed Output CMOS LDO with Shutdown
TC1265 800mA Fixed Output CMOS LDO with Shutdown
MIC5209
500mA 1% Accuracy Low Noise LDO
MIC5209 500mA 1% Accuracy Low Noise LDO
MIC5219
500mA Peak Output LDO
MIC5219 500mA Peak Output LDO
MIC5270
100mA Negative uCap LDO Regulator
MIC5270 100mA Negative uCap LDO Regulator
TC1263
500mA Fixed Output CMOS LDO with Shutdown
TC1263 500mA Fixed Output CMOS LDO with Shutdown
TC1173
300mA CMOS LDO w/ Shutdown Error Output and Bypass Input
TC1173 300mA CMOS LDO w/ Shutdown Error Output and Bypass Input
MIC5205
150mA 1% Accuracy Low Noise LDO
MIC5205 150mA 1% Accuracy Low Noise LDO
MIC5239
Low Quiescent Current 500mA uCap LDO
MIC5239 Low Quiescent Current 500mA uCap LDO
MIC5235
Ultra-Low Quiescent Current 150mA uCap LDO
MIC5235 Ultra-Low Quiescent Current 150mA uCap LDO
MIC5206
150mA 1% Accuracy Low Noise LDO w/Flag
MIC5206 150mA 1% Accuracy Low Noise LDO w/Flag
MIC49500
5A Dual Supply, Low Voltage, High Bandwidth LDO
MIC49500 5A Dual Supply, Low Voltage, High Bandwidth LDO
MIC5255
150mA Low Noise uCap LDO
MIC5255 150mA Low Noise uCap LDO
MIC5247
150mA Low Voltage uCap CMOS Regulator
MIC5247 150mA Low Voltage uCap CMOS Regulator
MIC5207
180mA 3% Accuracy Low Noise LDO
MIC5207 180mA 3% Accuracy Low Noise LDO
MIC5271
100mA Negative uCap LDO Regulator with Enable
MIC5271 100mA Negative uCap LDO Regulator with Enable
MIC29503
5.0A LDO Adj. + Error Flag
MIC29503 5.0A LDO Adj. + Error Flag
MIC5225
Ultra-Low Quiescent Current 150mA uCap LDO
MIC5225 Ultra-Low Quiescent Current 150mA uCap LDO
TC1107
300mA CMOS LDO with Shutdown and Vref Bypass
TC1107 300mA CMOS LDO with Shutdown and Vref Bypass
MCP1726
1A Low Voltage Low lq LDO
MCP1726 1A Low Voltage Low lq LDO
TC1073
100mA CMOS LDO w/ Shutdown, Error Output, and Vref Bypass
TC1073 100mA CMOS LDO w/ Shutdown, Error Output, and Vref Bypass
MIC47300
3A Low Voltage, ADJ. High Bandwidth LDO Regulator with Dual Input Supplies
MIC47300 3A Low Voltage, ADJ. High Bandwidth LDO Regulator with Dual Input Supplies
MIC59300
Ultra Fast 3A LDO
MIC59300 Ultra Fast 3A LDO
MIC5309
Low Vin/Vout, Low Iq 300mA High PSRR ULDO
MIC5309 Low Vin/Vout, Low Iq 300mA High PSRR ULDO
MIC5325
Low Vin/Vout Low Iq 400mA ULDO
MIC5325 Low Vin/Vout Low Iq 400mA ULDO
MIC29302H
3.0A LDO Adj. + Shutdown
MIC29302H 3.0A LDO Adj. + Shutdown
MIC29312
3.0A LDO Adj. + Shutdown
MIC29312 3.0A LDO Adj. + Shutdown
MIC29372
750mA LDO Adj + Shutdown
MIC29372 750mA LDO Adj + Shutdown
MIC29752
7.5A LDO Adj. + Shutdown
MIC29752 7.5A LDO Adj. + Shutdown
MIC5377
High Performance Low Dropout Single 150mA LDO
MIC5377 High Performance Low Dropout Single 150mA LDO
LP2951
Low Dropout Regulator
LP2951 Low Dropout Regulator
MIC39302
3.0A Adjustable Wide VIN LDO
MIC39302 3.0A Adjustable Wide VIN LDO
MAQ5281
High Performance Linear Regulator, AEC-Q100
MAQ5281 High Performance Linear Regulator, AEC-Q100
MIC5281
120V/25mA Ultra Low Iq, High PSRR LDO
MIC5281 120V/25mA Ultra Low Iq, High PSRR LDO
TC1269
300mA CMOS LDO w/ Shutdown and Vref Bypass
TC1269 300mA CMOS LDO w/ Shutdown and Vref Bypass
MIC2954
Improved LP2954 Low Drop-out Regulator
MIC2954 Improved LP2954 Low Drop-out Regulator
MIC5259
Low Drop Out Regulator, 300mA High PSRR
MIC5259 Low Drop Out Regulator, 300mA High PSRR
MIC2951
Improved LP2951 Low Drop-out Regulator
MIC2951 Improved LP2951 Low Drop-out Regulator
MIC3975
750mA uCap Low Voltage LDO
MIC3975 750mA uCap Low Voltage LDO
MCP1725
500mA CMOS LDO w/ Power Good & Shutdown
MCP1725 500mA CMOS LDO w/ Power Good & Shutdown
MIC29302
3.0A LDO Adj. + Shutdown
MIC29302 3.0A LDO Adj. + Shutdown
MIC29502
5.0A LDO Adj. + Shutdown
MIC29502 5.0A LDO Adj. + Shutdown
MIC68401
4A Sequencing LDO with Tracking and Ramp Control - Eval Board
MIC68401 4A Sequencing LDO with Tracking and Ramp Control - Eval Board
MAQ5283
High Performance Linear Regulator, AEC-Q100
MAQ5283 High Performance Linear Regulator, AEC-Q100
MIC5378
High Performance Low Dropout Single 150mA LDO
MIC5378 High Performance Low Dropout Single 150mA LDO
MIC69103
MIC69103
MIC69303
Single Supply Low Vin, 3A LDO
MIC69303 Single Supply Low Vin, 3A LDO
MIC5234
Low-Quiescent Current 150mA LDO Regulator
MIC5234 Low-Quiescent Current 150mA LDO Regulator
TC1300
300mA CMOS LDO with Microcontroller Reset
TC1300 300mA CMOS LDO with Microcontroller Reset
MIC5305
150mA uCap Ultra-Low Dropout LDO
MIC5305 150mA uCap Ultra-Low Dropout LDO
MIC47150
1.5A Low Voltage, ADJ. High Bandwidth LDO Regulator with Dual Input Supplies
MIC47150 1.5A Low Voltage, ADJ. High Bandwidth LDO Regulator with Dual Input Supplies
MCP1824
300mA CMOS LDO, Vout=2.5V, Extended Temp Range
MCP1824 300mA CMOS LDO, Vout=2.5V, Extended Temp Range
MIC68400
4A Sequencing LDO with Ramp Control and Tracking
MIC68400 4A Sequencing LDO with Ramp Control and Tracking
MIC49200
2A LDO, Low Vin, Low Vout, Fast Transient Response, uCap Stable
MIC49200 2A LDO, Low Vin, Low Vout, Fast Transient Response, uCap Stable
MIC29512
5.0A LDO Adj. + Shutdown
MIC29512 5.0A LDO Adj. + Shutdown
MIC5353
6Vin, Single 500mA ULDO
MIC5353 6Vin, Single 500mA ULDO
MIC5253
100mA Low Noise uCap Teeny™ LDO
MIC5253 100mA Low Noise uCap Teeny™ LDO
MIC69153
Single Supply Vin, 1.5A LDO
MIC69153 Single Supply Vin, 1.5A LDO
MIC5308
Low Vin/Vout, Low Iq 150mA High PSRR ULDO
MIC5308 Low Vin/Vout, Low Iq 150mA High PSRR ULDO
TC1187
150mA Adjustable CMOS LDO with Shutdown
TC1187 150mA Adjustable CMOS LDO with Shutdown
MIC5265
150mA uCap LDO Regulator
MIC5265 150mA uCap LDO Regulator
MIC5249
300mA uCap LDO w/ Programmable Power-On Reset Delay
MIC5249 300mA uCap LDO w/ Programmable Power-On Reset Delay
MIC5319
500mA uCap Ultra-Low Dropout, High PSRR LDO Regulator
MIC5319 500mA uCap Ultra-Low Dropout, High PSRR LDO Regulator
MIC29202
400mA LDO Adj+Shutdown
MIC29202 400mA LDO Adj+Shutdown
MIC5252
150mA High-PSRR uCap LDO
MIC5252 150mA High-PSRR uCap LDO
MIC68200
2A Peak FPGA/CPLD LDO with POR, Ramp Control, and Sequencing
MIC68200 2A Peak FPGA/CPLD LDO with POR, Ramp Control, and Sequencing
MIC61150
Low VIN, Single Supply, 1.5A LDO
MIC61150 Low VIN, Single Supply, 1.5A LDO
MIC37102
1.0A Low Voltage ADJ. uCap LDO Regulator
MIC37102 1.0A Low Voltage ADJ. uCap LDO Regulator
MIC5280
120V, 25mA Low IQ, High PSRR LDO
MIC5280 120V, 25mA Low IQ, High PSRR LDO
MCP1827
1.5A LDO Regulator
MCP1827 1.5A LDO Regulator
TC2014
50mA CMOS LDO w/ Shutdown and Vref Bypass
TC2014 50mA CMOS LDO w/ Shutdown and Vref Bypass
MIC5236
Low Quiescent Current uCap LDO Regulator
MIC5236 Low Quiescent Current uCap LDO Regulator
TC2015
100mA CMOS LDO with Shutdown and Vref Bypass
TC2015 100mA CMOS LDO with Shutdown and Vref Bypass
MIC29303
3.0A LDO Adj. + Error Flag
MIC29303 3.0A LDO Adj. + Error Flag
MIC2941A
1.25A LDO Adj+Shutdown
MIC2941A 1.25A LDO Adj+Shutdown
MIC29712
7.5A LDO Adj. + Shutdown
MIC29712 7.5A LDO Adj. + Shutdown
MCP1825
500mA Low Voltage, Low IQ LDO
MCP1825 500mA Low Voltage, Low IQ LDO
MIC29302A
3.0A Fast-Response LDO
MIC29302A 3.0A Fast-Response LDO
MIC47053
500mA Adjustable Micropower ULDO, Linear Regulator with Power Good
MIC47053 500mA Adjustable Micropower ULDO, Linear Regulator with Power Good
MIC5282
120V/50mA Ultra Low Iq, High PSRR LDO
MIC5282 120V/50mA Ultra Low Iq, High PSRR LDO
MIC5295
Low Quiescent Current, High Vin 150mA LDO
MIC5295 Low Quiescent Current, High Vin 150mA LDO
TC1071
100mA Adjustable CMOS LDO w/ Shutdown
TC1071 100mA Adjustable CMOS LDO w/ Shutdown
MIC5283
120Vin 150mA Ultra-Low Iq High-PSRR LDO
MIC5283 120Vin 150mA Ultra-Low Iq High-PSRR LDO
MIC29152
1.5A LDO Adj. + Shutdown
MIC29152 1.5A LDO Adj. + Shutdown
MIC29204
400mA LDO 5v & Adj.+ Flag + Shutdown
MIC29204 400mA LDO 5v & Adj.+ Flag + Shutdown
TC1072
50mA CMOS LDO w/ Shutdown, Error Output, and Vref Bypass
TC1072 50mA CMOS LDO w/ Shutdown, Error Output, and Vref Bypass
MIC35302
3A, Adjustable Vout uCap LDO
MIC35302 3A, Adjustable Vout uCap LDO
MIC47050
500mA ULDO w/ Low Input and Low Output Voltage
MIC47050 500mA ULDO w/ Low Input and Low Output Voltage
MIC5323
300mA uCap ULDO High PSRR Low Noise Regulator
MIC5323 300mA uCap ULDO High PSRR Low Noise Regulator
MAQ5282
High Performance Linear Regulator, AEC-Q100
MAQ5282 High Performance Linear Regulator, AEC-Q100
TC1070
50mA Adjustable CMOS LDO w/ Shutdown
TC1070 50mA Adjustable CMOS LDO w/ Shutdown
MIC61300
Low VIN, Single Supply, 3A LDO
MIC61300 Low VIN, Single Supply, 3A LDO
MIC5318
High Performance 300mA uCap ULDO
MIC5318 High Performance 300mA uCap ULDO
TC2185
150mA CMOS LDO w/ Shutdown and Vref Bypass
TC2185 150mA CMOS LDO w/ Shutdown and Vref Bypass
MIC37152
Low Voltage, 1.5A uCap LDO
MIC37152 Low Voltage, 1.5A uCap LDO
MIC49150
Dual Supply, Low Voltage 1.5A LDO
MIC49150 Dual Supply, Low Voltage 1.5A LDO
MIC49300
Dual Supply, Low Voltage 3.0A LDO
MIC49300 Dual Supply, Low Voltage 3.0A LDO