ZHCSGU1C September 2017 – October 2021 LM5150-Q1
PRODUCTION DATA
Table 9-1 lists the design parameters for Figure 9-3.
| DESIGN PARAMETER | VALUE |
|---|---|
| Target Application | Start-stop |
| Minimum Input Supply Voltage (VSUPPLY(MIN)) | 2.5 V |
| Target Output Voltage (VLOAD) | 8.5 V |
| Maximum Load Current (ILOAD) | 2.94 A (≈ 25 Watt) |
| Switching Frequency (FSW) | 440 kHz |
| D1 Diode Forward Voltage Drop | 0.7 V |
| Maximum Inductor Current Ripple Ratio (RR) | 0.6 (= 60%) |
| Estimated Full Load Efficiency (Eff) | 0.8 (= 80%) |
| Current Limit Margin (MCL) | 1.2 (= 120%) |
| FLP over FCROSS (K1) | 0.15 (FLP = 0.15 × FCROSS) |
| FZ_EA over FLP (K2) | 3 (FZ_EA = 3 × FLP) |