onsemi NCP1117ST33T3G Microcontrollers
3.3V LDO Regulator, 1A, SOT-223, 1% Accuracy
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
NCP1117ST33T3G
Base Model
Detailed Description
3.3V LDO Regulator, 1A, SOT-223, 1% Accuracy
Package
TO-261-4, TO-261AA
Lifecycle Status
Active
Datasheet
NCP1117ST33T3G Datasheet
Quick Jump:
Technical Specifications
onsemi NCP1117ST33T3G Microcontrollers technical specifications.
General
Package / Case
TO-261-4, TO-261AA
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 125°C
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
20V
Output Current
1A
Quiescent Current
10 mA
Output Configuration
Positive
Output Voltage
3.3V
Related Parts Comparison (NCP1117ST33T3G vs NCP1117STAT3G vs NCP1117STAT3 vs NCP1117ST25T3G)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Lifecycle Status | Active | Active | Obsolete | Active |
| Package / Case | TO-261-4, TO-261AA | -- | TO-261-4, TO-261AA | TO-261-4, TO-261AA |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 125°C | -- | 0°C ~ 125°C | 0°C ~ 125°C |
| Max Input Voltage | 20V | -- | 20V | 20V |
| Number of Regulators | 1 | -- | 1 | 1 |
| Output Configuration | Positive | -- | Positive | Positive |
| Output Current | 1A | -- | 1A | 1A |
| Output Type | Fixed | -- | Adjustable | Fixed |
| Output Voltage | 3.3V | -- | 1.25V | 2.5V |
| Protection Features | Over Current, Over Temperature | -- | Over Current, Over Temperature | Over Current, Over Temperature |
| PSRR | 64dB (120Hz) | -- | 73dB (120Hz) | 68dB (120Hz) |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
This part is listed as a cross for
LM1117MPX-3.3/NOPBTexas InstrumentsDirectonsemi
Pin YesPkg YesElec Yes
75dB@(120Hz) 800mA Fixed 3.3V Positive 15V SOT-223 Linear Voltage Regulators (LDO) ROHS
LD1117AS33TRSTMicroelectronicsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO Regulator, 1.2A, SOT-223, Pos, Fixed Output
LD1117S33CTRSTMicroelectronicsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO Regulator, 1.3A, SOT-223, 1% Accuracy, 15V In
LM1117IMPX-3.3/NOPBTexas InstrumentsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO Regulator, 800mA, 15V In, SOT-223, 1% Acc
LM1117MPX-3.3Texas InstrumentsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO Regulator, 800mA, 15V In, 1% Acc, SOT-223
TLV1117-33CDCYTexas InstrumentsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO Regulator, 800mA, 15V In, SOT-223-4
TLV1117-33CDCYRTexas InstrumentsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO Regulator, 0.8A, 15V In, 4-Pin SOT-223
TLV1117-33CDCYRG3Texas InstrumentsDirectonsemi
Pin YesPkg YesElec Yes
3.3V LDO, 800mA, 15V In, SOT-223-4, Fixed Output
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.