PTL431LIACDBZR Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock
The PTL431LIACDBZR is an adjustable precision shunt voltage regulator from Texas Instruments in a 3-pin SOT-23 package. It offers optimized reference current performance in a two-terminal configuration, enabling accurate voltage regulation from 1.24 V upward using a simple external resistor divider. Compact and RoHS-compliant for consumer and industrial designs.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- PTL431LIACDBZR Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PTL431LIACDBZR?
- Adjustable output voltage set with two external resistors from 1.24 V to supply rail
- Optimized reference current for reduced power consumption versus standard TL431
- Ultra-compact 3-pin SOT-23 package for space-constrained board layouts
- Two-terminal voltage reference architecture simplifies design and reduces BOM
- Wide operating temperature range suitable for industrial applications
What is PTL431LIACDBZR used for?
The PTL431LIACDBZR is used in power supply feedback networks, shunt regulators, and precision voltage reference circuits for consumer electronics, portable devices, and industrial sensors. Its low reference current and tiny SOT-23 footprint make it ideal for battery-powered designs and high-density switched-mode power supply controllers.
What are the specifications of PTL431LIACDBZR?
| Date Of Intro | 2018-08-26 |
| YTEOL | 0 |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE |
| 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 PTL431LIACDBZR datasheet?
PTL431LIACDBZR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for PTL431LIACDBZR?
Compatible alternatives and drop-in replacements for PTL431LIACDBZR:
Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, PDSO3
Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, PDSO3
Frequently Asked Questions
What is the output voltage range of the PTL431LIACDBZR?
The PTL431LIACDBZR provides an adjustable output voltage starting from its internal reference of approximately 1.24 V up to the supply voltage, set by an external resistor divider connected to the reference pin.
What package does the PTL431LIACDBZR use?
The device comes in a 3-pin SOT-23 surface-mount package, which offers an extremely small footprint ideal for portable consumer electronics and space-constrained industrial circuit boards.
How does the PTL431LIACDBZR differ from a standard TL431?
The PTL431L series features an optimized (lower) reference current compared to the standard TL431, reducing quiescent power dissipation, which is particularly beneficial in battery-powered or always-on IoT applications.
Is the PTL431LIACDBZR RoHS compliant?
Yes, the PTL431LIACDBZR is a lead-free, RoHS-compliant device, making it suitable for green manufacturing processes and compliant with international environmental standards.
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Why Buy from FindMyChip
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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