
Overview
The LM43603PWPR is a DC DC Converter made by Texas Instruments in a TSSOP-16-EP package with 17 pins. -40℃~+125℃@(TJ) 1 1V~28V 2.2MHz 3.5V~36V 3A Adjustable Buck Buck Built-in Yes TSSOP-16-EP DC-DC Converters ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM46000QPWPTQ1, from EasyEDA) and its footprint (EasyEDA_Cloud:TSSOP-16_L5.0-W4.4-P0.65-LS6.4-BL-EP, from EasyEDA), ready for a KiCad board. 5,695 are in stock at JLCPCB (part C412826).
Symbol
Footprint
Parameters
13- Features
- Cycle-by-cycle current limiting
- Frequency - Switching
- 2.2MHz
- Function
- Step-down type
- Number of Outputs
- 1
- Operating Temperature
- -40℃~+125℃@(TJ)
- Output Current
- 3A
- Output Type
- Adjustable
- Output Voltage
- 1V~28V
- Quiescent Current
- 27uA
- Switch tube (built-in/external)
- Built-in
- Synchronous Rectifier
- Yes
- Topology
- Buck
- Voltage - Supply
- 3.5V~36V
Order codes
1- LM43603PWPRLCSC C412826
Pinout
17| Pin | Name | Type |
|---|---|---|
| 1 | SW | Unspecified |
| 2 | SW | Unspecified |
| 3 | CBOOT | Unspecified |
| 4 | VCC | Unspecified |
| 5 | BIAS | Unspecified |
| 6 | SYNC | Unspecified |
| 7 | RT | Unspecified |
| 8 | PGOOD | Unspecified |
| 9 | FB | Unspecified |
| 10 | AGND | Unspecified |
| 11 | SS/TRK | Unspecified |
| 12 | EN | Unspecified |
| 13 | VIN | Unspecified |
| 14 | VIN | Unspecified |
| 15 | PGND | Unspecified |
| 16 | PGND | Unspecified |
| 17 | EP | Unspecified |
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Is there a KiCad symbol and footprint for the LM43603PWPR?
Yes. The symbol is EasyEDA_Cloud:LM46000QPWPTQ1 and the footprint EasyEDA_Cloud:TSSOP-16_L5.0-W4.4-P0.65-LS6.4-BL-EP, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM43603PWPR?
TSSOP-16-EP, with 17 pins. Its footprint is drawn on this page.
Where is the LM43603PWPR datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the LM43603PWPR?
JLCPCB lists it as part C412826, with 5,695 in stock; the sellers' links on this page open their listings.
What can replace the LM43603PWPR?
Parts like it in the library: the LTC3412AEFE#TRPBF by Analog Devices, the LTC3413IFE#PBF by Analog Devices, the ADP2380AREZ by Analog Devices and the LT1765EFE-1.8#PBF by Analog Devices. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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