Datasheet Details
| Part number | LM3999 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 292.17 KB |
| Description | Precision Reference |
| Datasheet |
 LM3999 Datasheet
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General Description
The LM199 series are precision, temperature-stabilized monolithic zeners offering temperature coefficients a factor of ten better than high quality reference zeners.
Constructed on a single monolithic chip is a temperature stabilizer circuit and an active reference zener.
Key Features
- n n n n n n n n n n Guaranteed 0.0001%/˚C temperature coefficient Low dynamic impedance.
- 0.5Ω Initial tolerance on breakdown voltage.
- 2% Sharp breakdown at 400 µA Wide operating current.
- 500 µA to 10 mA Wide supply range for temperature stabilizer Guaranteed low noise Low power for stabilization.
- 300 mW at 25˚C Long term stability.
- 20 ppm Proven reliability, low-stress packaging in TO-46 integrated-circuit hermetic package, for low hysteresis after th.