Automotive-grade positive fixed 3.3V LDO regulator, delivering up to 0.4A output current. Features a 4-pin D2PAK (TO-263) surface-mount package with gull-wing leads and a tab for enhanced thermal performance. Operates with input voltages from 4.5V to 40V, offering ±2% output voltage accuracy, 25mV line regulation, and 20mV load regulation. Includes reverse battery, short circuit, and thermal protection. Wide operating temperature range from -40°C to 150°C.
PackageD2PAK
MountingSurface Mount
PolarityPositive
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Technical Specifications
Onsemi NCV4274ADS33R4G technical specifications.
General
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | TO-263 |
| Package/Case | D2PAK |
| Package Description | Double Deca Watt Package |
| Lead Shape | Gull-wing |
| Pin Count | 4 |
| PCB | 3 |
| Tab | Tab |
| Package Length (mm) | 10.24(Max) |
| Package Width (mm) | 9.35(Max) |
| Package Height (mm) | 4.57(Max) |
| Seated Plane Height (mm) | 4.83(Max) |
| Pin Pitch (mm) | 2.54 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Type | LDO |
| Number of Outputs | 1 |
| Output Type | Fixed |
| Output Voltage | 3.3V |
| Polarity | Positive |
| Maximum Output Current | 0.4A |
| Minimum Input Voltage | 4.5V |
| Maximum Input Voltage | 40V |
| Maximum Dropout Voltage @ Current | 1.23@250mAV |
| Accuracy | ±2% |
| Line Regulation | 25mV |
| Load Regulation | 20mV |
| Maximum Quiescent Current | 0.25mA |
| Junction to Ambient | 60°C/W |
| Junction to Case | 3°C/W |
| Typical Quiescent Current | 0.145mA |
| Special Features | Reverse Battery Protection|Short Circuit Protection|Thermal Protection |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 150°C |
Compliance
| Cage Code | 5V1P1 |
| EU RoHS | Yes with Exemption |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | Yes |
| AEC Qualified | Yes |
| PPAP | Yes |
| RoHS Versions | 2011/65/EU, 2015/863 |
Datasheet
Onsemi NCV4274ADS33R4G Datasheet
Download the complete datasheet for Onsemi NCV4274ADS33R4G to view detailed technical specifications.
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