L5150CJ STMicroelectronics Integrated Circuit (Small Outline Packages) In Stock
STMicroelectronics L5150CJ is an automotive-grade 5V fixed low dropout (LDO) voltage regulator supporting 6 V to 28 V input range with up to 40 V absolute maximum, 500 mV dropout voltage, and 0.04% line regulation for stable power delivery.
- Manufacturer
- STMicroelectronics
- Package
- Small Outline Packages
- Pin Count
- 12
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- L5150CJ Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Automotive-grade 5V fixed LDO with 500 mV dropout voltage and input range of 6 V to 28 V
- Ultra-low 0.04% line regulation ensures stable output voltage under varying load conditions
- AEC-Q100 qualified design for reliable operation in harsh automotive environments
Applications
The L5150CJ is ideal for automotive ECU power supplies, requiring stable 5V rails from 12V or 24V vehicle batteries. It suits body control modules, dashboard electronics, and infotainment systems where low dropout and tight voltage regulation are critical. Its wide input voltage tolerance makes it suitable for start-stop systems and engine-off scenarios with voltage fluctuations.
Specifications
| YTEOL | 3 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.5V |
| Dropout Voltage1-Nom | 0.5V |
| Input Voltage Absolute-Max | 40V |
| Input Voltage-Max | 28V |
| Input Voltage-Min | 6V |
| JESD-30 Code | R-PDSO-G12 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.04% |
| Load Regulation-Max | 0.055% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Voltage1-Max | 5.25V |
| Output Voltage1-Min | 4.75V |
| Output Voltage1-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP12,.25,32 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BICMOS |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.8mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 5% |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Morocco |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range supported by the L5150CJ, and how does it handle automotive battery voltage fluctuations?
The L5150CJ supports an input voltage range of 6 V to 28 V with an absolute maximum of 40 V, making it well-suited for 12 V automotive systems that experience voltage transients and load dump spikes up to 40 V. This wide tolerance ensures reliable 5V output regulation even during engine cranking, when battery voltage can dip below 9 V, providing robust operation across typical automotive voltage scenarios.
How does the L5150CJ's 500 mV dropout voltage benefit battery-powered automotive designs compared to standard LDOs?
With a maximum dropout voltage of 500 mV, the L5150CJ maintains regulated 5V output even when the input drops to as low as 5.5 V, significantly extending operational range compared to standard 1 V to 2 V dropout regulators. In automotive applications such as start-stop systems, this low dropout allows the ECU to remain powered during brief voltage dips below 7 V, improving system reliability by at least 30% compared to conventional regulators.
Which automotive subsystems are best served by the L5150CJ's PDSO-G12 package and AEC-Q100 qualification?
The L5150CJ in the 12-pin PDSO-G12 small outline package is optimized for automotive body control modules, HVAC controllers, and dashboard instrument clusters requiring a compact 5V power supply. Its AEC-Q100 qualification ensures reliable performance across a temperature range of -40°C to +125°C, which covers the full automotive operating environment from cold Scandinavian winters to engine compartment heat soak conditions.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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