ZHCSKF5C October 2019 – November 2020 LMR33640
PRODUCTION DATA
Table 9-1 provides the parameters for our detailed design procedure example.
| DESIGN PARAMETER | EXAMPLE VALUE |
|---|---|
| Input voltage | 12 V (6 V to 36 V) |
| Output voltage | 5 V |
| Maximum output current | 0 A to 4 A |
| Switching frequency | 400 kHz |
| fSW(kHz) | VOUT (V) | L (μH) | TYPICAL COUT | MINIMUM COUT | RFBT (Ω) | RFBB (Ω) | CIN + CHF | CBOOT | CVCC |
|---|---|---|---|---|---|---|---|---|---|
| 400 | 3.3 | 6.8 | 4 ×22 μF | 3 ×22 μF | 100 k | 4.32 k | 10 μF + 220 nF | 100 nF | 1 μF |
| 400 | 5 | 6.8 | 4 ×22 μF | 3 ×22 μF | 100 k | 24.9 k | 10 μF + 220 nF | 100 nF | 1 μF |
| 1000 | 3.3 | 3.3 | 3 ×22 μF | 2 ×22 μF | 100 k | 43.2 k | 10 μF + 220 nF | 100 nF | 1 μF |
| 1000 | 5 | 3.3 | 3 ×22 μF | 2 ×22 μF | 100 k | 24.9 k | 10 μF + 220 nF | 100 nF | 1 μF |