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Key Specs Summary(11)
- function
- Buck
- Number Of Outputs
- 2
- Operating Temperature
- -40℃~+125℃
- Operating Voltage
- -
- Output CurrentEnriched
- 0.6A
- Output VoltageEnriched
- 3.3V
- package
- LFCSP-10(3x3)
- Package Industry NameEnriched
- LFCSP
- Pin CountEnriched
- 10
- Frequency Switching
- 3MHz
- topology
- Buck
Datasheet Extracted
Facts extracted directly from the datasheet (sourced)Pin Configuration · 10-Lead LFCSP · 10 pins
| # | Name | Type | Function |
|---|---|---|---|
| 1 | PGND | power in | Power Ground. |
| 2 | SW | output | Connection from Power MOSFETs to Inductor. |
| 3 | AGND | power in | Analog Ground. |
| 4 | FB | input | Feedback from Buck Output. |
| 5 | VIN2 | power in | LDO Input Voltage. |
| 6 | VOUT2 | output | LDO Output Voltage. |
| 7 | EN2 | input | Logic 1 to Enable LDO or No Connect for Autosequencing. |
| 8 | EN1 | input | Logic 1 to Enable Buck or Initiate Sequencing. This is a dual function pin and the state of EN2 determines which functio |
| 9 | PG | output | Power Good. Open-drain output. PG is held low until both output voltages (which includes the external inductor and capac |
| 10 | VIN1 | power in | Analog Power Input. |
Absolute Maximum Ratings
| VIN1, VIN2 to PGND, AGND | -0.3 to 6.5V | |
| VOUT2 to PGND, AGND | -0.3 to VIN2V | |
| SW to PGND, AGND | -0.3 to VIN1V | |
| FB to PGND, AGND | -0.3 to 6.5V | |
| PG to PGND, AGND | -0.3 to 6.5V | |
| EN1, EN2 to PGND, AGND | -0.3 to 6.5V | |
| Storage Temperature Range | -65 to 150°C |
Recommended Operating
| Input voltage range | 2.3 to 5.5V | |
| LDO input (VIN2) | 1.65 to 5.5V | |
| Buck output voltage range | 1.0 to 3.3V | |
| LDO output voltage range | 0.8 to 3.3V |
Thermal
- theta ja
- 35.3
Ordering
- Z
- RoHS Compliant Part
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0 designsManufacturer-validated system circuits with BOM and Gerber files — one step closer to a finished product than the typical circuit in a datasheet.