Overview
The LM5176RHFT is a DC DC Converter made by Texas Instruments in a QFN-28-EP(4x5) package with 29 pins. -40℃~+125℃@(TJ) 1 100kHz~600kHz 4.2V~55V 800mV~55V Adjustable Buck-Boost Buck-Boost External Yes QFN-28-EP(4x5) DC-DC Converters ROHS.
PCBKit's library has its KiCad symbol (Regulator_Switching:LM5176RHF, from KiCad's library) and its footprint (Package_DFN_QFN:VQFN-28-1EP_4x5mm_P0.5mm_EP2.55x3.55mm, from KiCad's library), ready for a KiCad board. 28 are in stock at JLCPCB (part C2657940).
Symbol
Footprint
Parameters
12- Features
- Overcurrent Protection
- Frequency - Switching
- 100kHz~600kHz
- Function
- Buck-Boost
- Number of Outputs
- 1
- Operating Temperature
- -40℃~+125℃@(TJ)
- Output Type
- Adjustable
- Output Voltage
- 800mV~55V
- Quiescent Current
- 4mA
- Switch tube (built-in/external)
- External
- Synchronous Rectifier
- Yes
- Topology
- Buck-Boost
- Voltage - Supply
- 4.2V~55V
Order codes
1- LM5176RHFTLCSC C2657940
Pinout
29| Pin | Name | Type |
|---|---|---|
| 1 | MODE | Input |
| 2 | DITH | Passive |
| 3 | RT/SYNC | Input |
| 4 | SLOPE | Passive |
| 5 | SS | Passive |
| 6 | COMP | Passive |
| 7 | AGND | Power in |
| 8 | FB | Input |
| 9 | VOSNS | Output |
| 10 | ISNS(-) | Input |
| 11 | ISNS(+) | Input |
| 12 | CSG | Input |
| 13 | CS | Input |
| 14 | PGOOD | Output |
| 15 | SW2 | Output |
| 16 | HDRV2 | Output |
| 17 | BOOT2 | Passive |
| 18 | LDRV2 | Output |
| 19 | PGND | Power in |
| 20 | VCC | Power in |
| 21 | BIAS | Input |
| 22 | LDRV1 | Output |
| 23 | BOOT1 | Passive |
| 24 | HDRV1 | Output |
| 25 | SW1 | Output |
| 26 | EN/UVLO | Input |
| 27 | VIN | Power in |
| 28 | VISNS | Input |
| 29 | PowerPAD | Input |
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Is there a KiCad symbol and footprint for the LM5176RHFT?
Yes. The symbol is Regulator_Switching:LM5176RHF and the footprint Package_DFN_QFN:VQFN-28-1EP_4x5mm_P0.5mm_EP2.55x3.55mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM5176RHFT?
QFN-28-EP(4x5), with 29 pins. Its footprint is drawn on this page.
Where is the LM5176RHFT datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the LM5176RHFT?
JLCPCB lists it as part C2657940, with 28 in stock; the sellers' links on this page open their listings.
What can replace the LM5176RHFT?
Parts like it in the library: the LM5175RHFT by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
