SLUUBM0D May 2017 – October 2020
- Trademarks
- 1Description
- 2Performance Specifications
- 3Performance Data and Typical Characteristic Curves
- 4Schematic, PCB Layout, and Bill of Materials
- 5Software
- 6Use of LEDSPIMCUEVM-879 Microcontroller Board for SPI Communications with the TPS92518
- 7Revision History
3 Performance Data and Typical Characteristic Curves
Figure 3-1 through Figure 3-4 illustrate the performance data and typical characteristic curves.
Conditions:
VIN 50 V, peak threshold = 50, minimum off-time = 127
Figure 3-1 Frequency
vs Output Voltage
Conditions:
VIN= 50 V, VLED = 24.7 V, peak threshold = 120,
minimum off-time = 127
Figure 3-2 Efficiency Over Temperature at
Different Peak Threshold Settings
VIN =
12 V, VLED = 3 V, peak threshold = 127, off time = 127
Figure 3-3 PWM
Dimming, Multiple PWM Frequencies, Both Channels
VIN =
12 V, VLED = 3 V, peak threshold = 127, off time = 127
Figure 3-4 Single-Channel PWM Dimming at 400 Hz