| PartNumber | LM431CCZ | LM431CCZ/NOPB | LM431CCZX |
| Description | Voltage References Shunt Regulator 2.5V Programmable | Voltage References Adj Prec Zener Shunt Reg | Voltage References Shunt Regulator 2.5V Programmable |
| Manufacturer | ON Semiconductor | Texas Instruments | ON Semiconductor |
| Product Category | Voltage References | Voltage References | Voltage References |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-92-3 | TO-92-3 | TO-92-3 Kinked Lead |
| Reference Type | Shunt Adjustable References | Shunt Adjustable Precision References | Shunt Adjustable References |
| Output Voltage | Adjustable | 2.495 V to 37 V | Adjustable |
| Initial Accuracy | 0.5 % | 0.5 % | 0.5 % |
| Temperature Coefficient | 50 PPM / C | 97 PPM / C | 50 PPM/C |
| Series VREF Input Voltage Max | 37 V | - | 37 V |
| Shunt Current Max | 100 mA | - | 100 mA |
| Minimum Operating Temperature | - 25 C | - 40 C | - 25 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | LM431C | LM431 | - |
| Packaging | Bulk | Bulk | Reel |
| Description/Function | Program Shunt Reg | ADJUSTABLE PRECISION ZENER SHUNT REGULATOR | Program Shunt Reg |
| Height | 4.58 mm | - | 4.58 mm |
| Length | 4.58 mm | - | 4.58 mm |
| Product | Voltage References | - | Voltage References |
| Width | 3.86 mm | - | 3.86 mm |
| Brand | ON Semiconductor / Fairchild | Texas Instruments | ON Semiconductor / Fairchild |
| Shunt Current Min | 1 mA | - | 1 mA |
| Topology | Shunt References | Shunt References | Shunt References |
| Maximum Output Voltage | 36 V | 36 V | 36 V |
| Product Type | Voltage References | Voltage References | Voltage References |
| Factory Pack Quantity | 10000 | 1800 | 2000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Part # Aliases | LM431CCZ_NL | - | - |
| Unit Weight | 0.006314 oz | 0.016000 oz | 0.010088 oz |
| Input Voltage | - | 37 V | - |
| Operating Temperature Range | - | - 40 C to + 85 C | - |