TL431ACDBZR Texas Instruments Integrated Circuit (Other) In Stock
TL431ACDBZR is a 1% accuracy adjustable precision shunt voltage regulator with output voltage range 2.5V to 36V and 100mA output current. Features tight initial accuracy and low output impedance. Ideal for power supply feedback, voltage monitoring, and battery charger circuits. From $0.09 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- TL431ACDBZR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.0926(MOQ 14)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TL431ACDBZR?
- 1% initial accuracy adjustable reference voltage from 2.5V to 36V
- Low output impedance with up to 100mA output current capability
- Pbfree and REACH compliant SOT-23-3 (DBZ) package for compact designs
- Wide operating temperature range suitable for industrial applications
- Drop-in replacement for TL431 series with enhanced precision
What is TL431ACDBZR used for?
The TL431ACDBZR is widely used in switching power supply feedback control circuits, providing stable reference voltage for PWM controllers. It is also deployed in battery charger management systems, overvoltage protection circuits, and precision voltage monitoring applications. Its adjustable output and high accuracy make it a versatile choice for portable electronics and industrial power conversion designs.
What are the specifications of TL431ACDBZR?
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 15 |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 0.1A |
| Output Voltage-Max | 2.52V |
| Output Voltage-Min | 2.47V |
| Output Voltage-Nom | 2.495V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TO-236 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temp Coef of Voltage-Max | 92ppm/°C |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trim/Adjustable Output | YES |
| Voltage Tolerance-Max | 1% |
| ## TL431ACDBZR Alternates Showing results | Image |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Where can I find the TL431ACDBZR datasheet?
TL431ACDBZR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TL431ACDBZR?
Compatible alternatives and drop-in replacements for TL431ACDBZR:
Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO3
suggested
suggested
suggested
suggested
Frequently Asked Questions
What is the output voltage range of the TL431ACDBZR?
The TL431ACDBZR supports an adjustable output voltage range from 2.5V (reference voltage) up to 36V, with a maximum output current of 100mA. The 1% accuracy ensures precise regulation across the full range, making it suitable for demanding power supply applications.
What package does the TL431ACDBZR use and what are its dimensions?
The TL431ACDBZR comes in the SOT-23-3 (DBZ) surface-mount package, which is a compact 3-pin package ideal for space-constrained PCB designs. It is Pbfree and REACH compliant, meeting modern environmental standards for electronic components.
What are the typical applications of the TL431ACDBZR?
The TL431ACDBZR is commonly used in switching power supply feedback loops, voltage reference circuits, battery charger management, overvoltage and undervoltage protection, and precision current limiting circuits. Its adjustable 1% accuracy shunt regulation makes it a standard component in consumer electronics, industrial equipment, and telecom power systems.
How does the TL431ACDBZR compare to the standard TL431?
The TL431ACDBZR offers tighter 1% initial accuracy compared to the standard TL431's 2% tolerance, making it suitable for precision applications. The 'A' suffix indicates improved accuracy, while the 'DBZ' suffix denotes the compact SOT-23-3 package. It is pin-compatible and can directly replace standard TL431 variants in most designs.
Related Guides
150141RS73100 Red LED Indicator and Current-Resistor Design Guide
Design a reliable 150141RS73100 red LED indicator with worst-case resistor sizing, GPIO checks, PWM drive, layout, and production validation.
Jul 11, 2026
742792651 Ferrite Bead EMI Filter and Power Integrity Design Guide
Practical guidance for using 742792651 in ferrite-bead EMI filters, including bias, DCR, damping, layout, and validation.
Jul 11, 2026
How to Choose a Ferrite Bead for EMI Suppression Rails: Selection Guide
Compare 742792651 and related ferrite beads by impedance, current rating, DCR, package, layout, and EMI test context.
Jul 10, 2026
150141BS73100 Design Guide for 3528 Status Indicator LED Circuits
Design 3528 status indicator LED circuits with 150141BS73100: current setting, resistor sizing, polarity, optics, and sourcing checks.
Jul 10, 2026
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 14+ | $0.3750 | $5.25 |
| 25+ | $0.1540 | $3.85 |
| 100+ | $0.1318 | $13.18 |
| 250+ | $0.0955 | $23.88 |
| 30000+ | $0.0947 | $2842.20 |
| 75000+ | $0.0926 | $6946.50 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit