About LDO Voltage Regulators

Stmicroelectronics LDO Voltage Regulators

LDO (Low Dropout) voltage regulators are electronic components used to regulate the output voltage of a power supply. They are primarily used to provide a stable and constant output voltage for electronic devices, despite fluctuations in the input voltage.One of the key features of LDO voltage regulators is their low dropout voltage, which is the minimum voltage difference between the input and output voltage at which the regulator can maintain a constant output. This allows for a more efficient use of power and helps to prolong the lifespan of electronic components.LDO voltage regulators also have a high voltage regulation accuracy, meaning the output voltage remains within a specified range despite changes in the input voltage or load variations. This is crucial in preventing damage to sensitive electronic components.They also have a fast response time, which enables them to quickly adjust the output voltage in response to sudden changes in the input voltage.Overall, LDO voltage regulators play a vital role in ensuring the smooth and safe operation of electronic components, making them an essential part of electronic circuits and systems.

LDO Voltage Regulators

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(Ex. GST)(▲▼)		Enter Qty Mounting StylePackage / CaseOutput VoltageOutput CurrentNumber of OutputsPolarityQuiescent CurrentInput Voltage MINInput Voltage MAXPSRR / Ripple Rejection - TypOutput TypeMinimum Operating TemperatureMaximum Operating TemperatureDropout VoltageQualificationSeriesPackaging
  
                     
LDK130C12R


Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-323-5
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 8686
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USD 0.1444
Multiples of: 1

smd/smtSOT - 323 - 51.2 V300 mA1 output  1.9 V5.5 V55 dbfixed- 40 C+ 125 C  ldk130cReel
LD1117ASTR


Voltage regulator; LDO, linear, adjustable; 1.25÷15V; 1A; SOT223
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 8331
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USD 0.2262
Multiples of: 1

smdSOT2231.25 To 15 V1 A      ldo, linear, adjustable  1.15 V  Reel , Tape
LF33ABV


Voltage regulator; LDO, linear, fixed; 3.3V; 0.5A; TO220AB; THT
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 7760
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USD 0.6356
Multiples of: 1

   500 mA1Outputs  3 V16 V Fixed- 40 C125 C400 mV  Tube
L4940V5


Voltage regulator; LDO, linear, fixed; 5V; 1.5A; TO220; THT
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 7703
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USD 0.8622
Multiples of: 1

 TO - 220 (TO - 220 - 3) 1.5 A1   17 V68dB(120Hz)Fixed     Tube
LD39020ADTPU18R


LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 7458
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USD 0.1794
Multiples of: 1

                 
LD1117DT50TR


Voltage regulator; LDO, linear, fixed; 5V; 0.95A; DPAK; SMD; 0÷125°C
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 7275
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USD 0.1716
Multiples of: 2500

 TO - 252 - 2 (DPAK) 800 mA1   15 V75dB(120Hz)Fixed     Reel , Tape
LD29150DT50R


Linear Voltage Regulator IC Positive Fixed 1 Output 1.5A DPAK
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 7275
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USD 0.7982
Multiples of: 2500

smd/smtTO - 2525 V1.5 A1 outputpositive40 mA 14 V fixed- 40 C+ 125 C  ld29150dtReel
LD1117S12CTR


LDO Voltage Regulators Low drop fixed Adj pos volt reg
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 5981
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USD 0.2002
Multiples of: 1

smd/smtSOT - 2231.2 V1.3 A1 outputpositive10 mA 15 V fixed- 40 C+ 150 C  ld1117sReel
LD39020ADM30R


LDO Voltage Regulators POWER MANAGEMENT
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 5820
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USD 0.1914
Multiples of: 3000

smd/smtSOT23 - 53 V200 mA1 output 100 uA1.5 V5.5 V55 dbfixed- 40 C+ 125 C0.2 V ld39020Reel
LD56050DPU105R


LDO Voltage Regulators 500mA ultra low dropout linear regulator with bias supply
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics Availability : 5820
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USD 0.2052
Multiples of: 3000

smd/smtDFN - 41.05 V500 mA1 outputpositive 0.8 V5.5 V fixed- 40 C+ 85 C80 mV ld56050 
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