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| Part Number | LM431AIZ/LFT1 | LM431CIZ/LFT1 | LM431ACZ/LFT1 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Active | Obsolete | Active |
| Reference Type | Shunt | Shunt | - |
| Output Type | Adjustable | Adjustable | - |
| Voltage - Output (Min/Fixed) | 2.495V | 2.5V | - |
| Voltage - Output (Max) | 37 V | 37 V | - |
| Current - Output | 100 mA | 100 mA | - |
| Tolerance | ±2.2% | -0.6%, +0.4% | - |
| Temperature Coefficient | 50ppm/°C Typical | 50ppm/°C Typical | - |
| Noise - 0.1Hz to 10Hz | - | - | - |
| Noise - 10Hz to 10kHz | - | - | - |
| Voltage - Input | - | - | - |
| Current - Supply | - | - | - |
| Current - Cathode | 1 mA | 1 mA | - |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | - |
| Mounting Type | Through Hole | Through Hole | - |
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | - |
| Supplier Device Package | TO-92-3 | TO-92-3 | - |
