PTL431LIAQDBZRQ1 Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock
The PTL431LIAQDBZRQ1 is an automotive-grade adjustable precision shunt voltage regulator from Texas Instruments with optimized reference current. It delivers a precise 2.495 V nominal output voltage in a compact SOT-23 3-pin package. AEC-Q100 qualified for automotive applications with worldwide availability.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- PTL431LIAQDBZRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PTL431LIAQDBZRQ1?
- AEC-Q100 automotive qualification ensuring reliability in harsh temperature and vibration environments
- Precise 2.495 V nominal output voltage with tight ±25 mV tolerance for stable voltage reference applications
- Optimized reference current design minimizing power consumption in battery-powered automotive systems
- Ultra-compact SOT-23 3-pin package enabling space-efficient designs in size-constrained automotive modules
What is PTL431LIAQDBZRQ1 used for?
The PTL431LIAQDBZRQ1 is designed for automotive power management and voltage reference applications requiring high precision and reliability. Its optimized reference current makes it suitable for battery management systems, automotive ECUs, and ADAS power rails where tight voltage regulation is essential. The AEC-Q100 qualification ensures it meets stringent automotive temperature and reliability requirements across the full operating range.
What are the specifications of PTL431LIAQDBZRQ1?
| Date Of Intro | 2019-05-10 |
| YTEOL | 0 |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Voltage-Max | 2.52V |
| Output Voltage-Min | 2.47V |
| Output Voltage-Nom | 2.495V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Screening Level | AEC-Q100 |
| Supply Voltage-Max (Vsup) | 36V |
| Supply Voltage-Min (Vsup) | 2.47V |
| Surface Mount | YES |
| Temp Coef of Voltage-Max | 63.657ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Trim/Adjustable Output | YES |
| Package | SOT23 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the PTL431LIAQDBZRQ1 datasheet?
PTL431LIAQDBZRQ1 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for PTL431LIAQDBZRQ1?
Compatible alternatives and drop-in replacements for PTL431LIAQDBZRQ1:
Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, PDSO3
Frequently Asked Questions
What is the output voltage of the PTL431LIAQDBZRQ1?
The PTL431LIAQDBZRQ1 provides a nominal output voltage of 2.495 V with a range from 2.47 V minimum to 2.52 V maximum, offering precise voltage regulation suitable for automotive reference and power supply applications.
Is the PTL431LIAQDBZRQ1 AEC-Q100 qualified for automotive use?
Yes, the PTL431LIAQDBZRQ1 is AEC-Q100 automotive qualified, making it suitable for use in harsh automotive environments including engine control units, ADAS systems, and body electronics requiring reliable operation over wide temperature ranges.
What package does the PTL431LIAQDBZRQ1 use?
The PTL431LIAQDBZRQ1 comes in a SOT-23 3-pin package, a compact surface-mount package measuring approximately 1.6 mm x 2.9 mm, ideal for space-constrained automotive PCB designs.
What is the optimized reference current feature of the PTL431LIAQDBZRQ1?
The PTL431LIAQDBZRQ1 features an optimized reference current that reduces quiescent current consumption compared to standard TL431 variants, improving efficiency in low-power automotive sensor and control applications where battery life matters.
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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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