Overview
The LM517701DCPR is a DC DC Converter made by Texas Instruments in a HTSSOP-38 package with 39 pins. HTSSOP-38 DC-DC Converters ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM51770QDCPRQ1, from EasyEDA) and its footprint (EasyEDA_Cloud:HTSSOP-38_L9.7-W4.4-P0.50-LS6.4-BL-EP-1, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C51940366).
Symbol
Footprint
Order codes
1- LM517701DCPRLCSC C51940366
Pinout
39| Pin | Name | Type |
|---|---|---|
| 1 | BIAS | Unspecified |
| 2 | NC | Unspecified |
| 3 | VIN | Unspecified |
| 4 | EN/UVLO | Unspecified |
| 5 | NC | Unspecified |
| 6 | IMONOUT | Unspecified |
| 7 | nFLT | Unspecified |
| 8 | HO1_LL | Unspecified |
| 9 | HO2_LL | Unspecified |
| 10 | DTRK | Unspecified |
| 11 | SYNC | Unspecified |
| 12 | MODE | Unspecified |
| 13 | CFG | Unspecified |
| 14 | SLOPE | Unspecified |
| 15 | RT | Unspecified |
| 16 | SS/ATRK | Unspecified |
| 17 | AGND | Unspecified |
| 18 | COMP | Unspecified |
| 19 | FB | Unspecified |
| 20 | VOUT | Unspecified |
| 21 | NC | Unspecified |
| 22 | ISNSN | Unspecified |
| 23 | ISNSP | Unspecified |
| 24 | NC | Unspecified |
| 25 | SW2 | Unspecified |
| 26 | HB2 | Unspecified |
| 27 | HO2 | Unspecified |
| 28 | NC | Unspecified |
| 29 | LO2 | Unspecified |
| 30 | PGND | Unspecified |
| 31 | VCC | Unspecified |
| 32 | LO1 | Unspecified |
| 33 | NC | Unspecified |
| 34 | HO1 | Unspecified |
| 35 | HB1 | Unspecified |
| 36 | SW1 | Unspecified |
| 37 | CSA | Unspecified |
| 38 | CSB | Unspecified |
| 39 | EP | Unspecified |
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Is there a KiCad symbol and footprint for the LM517701DCPR?
Yes. The symbol is EasyEDA_Cloud:LM51770QDCPRQ1 and the footprint EasyEDA_Cloud:HTSSOP-38_L9.7-W4.4-P0.50-LS6.4-BL-EP-1, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM517701DCPR?
HTSSOP-38, with 39 pins. Its footprint is drawn on this page.
Where can I order the LM517701DCPR?
JLCPCB lists it as part C51940366, with 0 in stock; the sellers' links on this page open their listings.
What can replace the LM517701DCPR?
Parts like it in the library: the ISL81601FVEZ by Renesas Electronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.
