TPS76318QDBVRQ1In StockTexas Instruments
TPS76318QDBVRQ1 is an automotive-grade, low-power 150-mA LDO linear regulator with 1.8 V fixed output, 300 mV dropout voltage, and 2.7–10 V input range. From $0.68 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- TPS76318QDBVRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6809(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 qualified for automotive applications
- Ultra-low 300 mV dropout voltage at 150 mA output current
- Fixed 1.8 V output with tight 2% accuracy
- Wide input voltage range: 2.7 V to 10 V
- Compact SOT-23 (5-pin) package for space-constrained designs
- Low quiescent current for battery-powered systems
Applications
The TPS76318QDBVRQ1 is designed for automotive infotainment, ADAS, and body electronics systems where a stable 1.8 V rail is needed from a higher-voltage source. Its AEC-Q100 qualification and wide temperature range make it well-suited for under-hood and cabin environments. It is also used in industrial sensor nodes and portable instrumentation requiring efficient, low-noise LDO regulation.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Nom | 0.3V |
| Input Voltage Absolute-Max | 10V |
| Input Voltage-Max | 10V |
| Input Voltage-Min | 2.7V |
| JESD-30 Code | R-PDSO-G5 |
| Line Regulation-Max | 0.0117% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Voltage1-Max | 1.867V |
| Output Voltage1-Min | 1.733V |
| Output Voltage1-Nom | 1.8V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR, 7 INCH |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Screening Level | AEC-Q100 |
| Surface Mount | YES |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Voltage Tolerance-Max | 3.72% |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS76318QDBVRQ1:
Frequently Asked Questions
What is the output voltage and maximum output current of TPS76318QDBVRQ1?
The TPS76318QDBVRQ1 provides a fixed 1.8 V output with a maximum output current of 150 mA. The dropout voltage at full load is only 300 mV, making it suitable for low-headroom applications.
Is TPS76318QDBVRQ1 qualified for automotive applications?
Yes. The TPS76318QDBVRQ1 is AEC-Q100 qualified and carries the Q1 automotive suffix, indicating it meets the reliability and qualification standards required for automotive electronics such as ADAS, infotainment, and body control modules.
What input voltage range does TPS76318QDBVRQ1 support?
The device supports an input voltage range of 2.7 V to 10 V, with an absolute maximum rating of 10 V. This wide range makes it compatible with standard automotive 3.3 V, 5 V, and 12 V system rails.
What package does TPS76318QDBVRQ1 come in, and what are common alternatives?
TPS76318QDBVRQ1 comes in a SOT-23 5-pin (DBV) package. Common pin-compatible alternatives include other members of the TPS763xx automotive LDO family from Texas Instruments, such as TPS76328QDBVRQ1 (2.8 V) or TPS76333QDBVRQ1 (3.3 V).
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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