SLVSDU6D July 2017 – November 2019
PRODUCTION DATA.
- 1 Features
- 2 Applications
- 3 Description
- 4 Revision History
- 5 Device Comparison Table
- 6 Pin Configuration and Functions
- 7 Specifications
- 8 Typical Characteristics
- 9 Parameter Measurement Information
- 10Detailed Description
- 11Applications and Implementation
- 12Power Supply Recommendations
- 13Layout
- 14Device and Documentation Support
- 15Mechanical, Packaging, and Orderable Information
11.3 System Examples
A. R should provide cathode current ≥ 0.08 mA to the ATL431LI at minimum V(BATT).
Figure 30. Precision High-Current Series Regulator 
Figure 31. Output Control of a Three-Terminal Fixed Regulator 
Figure 32. High-Current Shunt Regulator 
A. Refer to the stability boundary conditions in and Figure 13 to determine allowable values for C.
Figure 33. Crowbar Circuit 
Figure 34. Precision 5-V, 1.5-A Regulator 
A. Rb should provide cathode current ≥0.08 mA to the ATL431LI.
Figure 35. Efficient 5-V Precision Regulator 
Figure 36. PWM Converter With Reference 
A. Select R3 and R4 to provide the desired LED intensity and cathode current ≥ 0.08 mA to the ATL431LI at the available VI(BATT).
Figure 37. Voltage Monitor 
Figure 38. Delay Timer 
Figure 39. Precision Current Limiter 
Figure 40. Precision Constant-Current Sink