Texas Instruments TL431LIAQDBZR Microcontrollers
Adjustable precision shunt regulator with optimized reference current (pin layout: KRA) 3-SOT-23 -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TL431LIAQDBZR
Detailed Description
Adjustable precision shunt regulator with optimized reference current (pin layout: KRA) 3-SOT-23 -40 to 125
Package
TO-236-3, SC-59, SOT-23-3
Lifecycle Status
Active
Datasheet
TL431LIAQDBZR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments TL431LIAQDBZR Microcontrollers technical specifications.
General
Package / Case
TO-236-3, SC-59, SOT-23-3
Operating Temperature
-40°C ~ 125°C (TA)
Lifecycle Status
Active
Tolerance
±1%
Reference Type
Shunt
Output Type
Adjustable
Output Current
15 mA
Current Cathode
1 mA
Voltage Output Max
36 V
Output Voltage
2.495V
Alternate Parts Comparison (TL431LIAQDBZR vs TL4050A25IDBZR vs TL4050A50IDBZR vs TL432IDBZR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 |
| Tolerance | ±1% | ±0.1% | ±0.1% | ±2.2% |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Lifecycle Status | Active | Active | Active | Active |
| Current Cathode | 1 mA | 65 µA | 80 µA | 1 mA |
| Output Current | 15 mA | 15 mA | 15 mA | 100 mA |
| Output Type | Adjustable | Fixed | Fixed | Adjustable |
| Output Voltage | 2.495V | 2.5V | 5V | 2.495V |
| Reference Type | Shunt | Shunt | Shunt | Shunt |
| Mounting Type | -- | Surface Mount | Surface Mount | Surface Mount |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
NCP431AISNT1GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Adj.
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