Datasheet NCP1421 (ON Semiconductor) - 2
| Manufacturer | ON Semiconductor |
| Description | Boost Converter - Sync-Rect, PFM, DC-DC, True-Cutoff, Ring-Killer 600 mA |
| Pages / Page | 14 / 2 — NCP1421. Figure 1. Detailed Block Diagram. http://onsemi.com |
| Revision | 7 |
| File Format / Size | PDF / 273 Kb |
| Document Language | English |
NCP1421. Figure 1. Detailed Block Diagram. http://onsemi.com
Model Line for this Datasheet
NCP1421
Text Version of Document
NCP1421
VBAT BAT M3 5 ZLC + LX - 0.5 V Chip + V 7 DD V Enable OUT 20 mV TRUE CUTOFF OUT CONTROL LOGIC CONTROL 8 M2 _ZCUR _TSDON VDD SENSEFETt _MSON _MAINSW2ON M1 GND 6 _CEN GND FB + 1 _PFM VDD - PFM _MAINSWOFD _SYNSW2ON REF GND Voltage _SYNSWOFD 4 Reference _VREFOK _ILIM + R - SENSE + LBO 3 1.20 V + GND LBI/EN 2 - GND
Figure 1. Detailed Block Diagram http://onsemi.com 2
VBAT BAT M3 5 ZLC + LX - 0.5 V Chip + V 7 DD V Enable OUT 20 mV TRUE CUTOFF OUT CONTROL LOGIC CONTROL 8 M2 _ZCUR _TSDON VDD SENSEFETt _MSON _MAINSW2ON M1 GND 6 _CEN GND FB + 1 _PFM VDD - PFM _MAINSWOFD _SYNSW2ON REF GND Voltage _SYNSWOFD 4 Reference _VREFOK _ILIM + R - SENSE + LBO 3 1.20 V + GND LBI/EN 2 - GND
Figure 1. Detailed Block Diagram http://onsemi.com 2
