4 layers350 × 155 mm
Ventilator
RespiraWorks/Ventilator
Fully-featured ICU ventilator design, optimized for manufacture using commonly available components and free to license.
788 parts169Apache-2.0
BSSOP-36-EP-11mm
Overview
The L6470PD is a stepper Motor Driver made by STMicroelectronics in a BSSOP-36-EP-11mm package with 37 pins. -40℃~+150℃ 128 2 370mΩ 3A 8V~45V Bipolar Driver SPI Yes BSSOP-36-EP-11mm Stepper Motor Driver ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:L6470PD, from EasyEDA), ready for a KiCad board. 12 are in stock at JLCPCB (part C94047). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
The library has no footprint for this part yet.
From the datasheet
9- Supply, least
- 8 V · VS, recommended operating, min · p. 10
- Supply, most
- 45 V · VS, recommended operating, max · p. 10
- Supply, absolute maximum
- 48 V · VS, absolute maximum · p. 9
- Supply, absolute maximum
- 5.5 V · VDD, absolute maximum · p. 9
- Supply, absolute maximum
- 3.6 V · VREG, logic supply, absolute maximum · p. 9
- Junction, hottest
- 150 °C · operating junction temperature, max · p. 9
- Gives
- 3 A · per bridge, r.m.s. output current, absolute maximum subject to thermal constraints · p. 9
- Junction to air (POWERSO36)
- 12 K/W · junction to ambient on EVAL6470PD rev 1.0 four-layer board, typical · p. 10
- Data rate, most
- 5 Mbit/s · SPI data rate, max · p. 1
Parameters
15- Data Rate
- 5Mbps
- Drive Type
- Bipolar Driver
- Features
- Over temperature protection
- Interface
- SPI
- Junction Temperature(Max)
- 150℃
- Motor Drive Voltage(Vm)
- 8V~45V
- Number of H-bridges
- 2
- Operating Temperature
- -40℃~+150℃
- Output Current
- 3A
- RDS(on)
- 370mΩ
- Step Resolution
- 128
- Technology
- Yes
- Thermal Resistance(Junction to Ambient)
- 12℃/W
- Voltage - Supply
- 8V~45V
- Voltage - Supply(Absolute Max)
- 48V
Order codes
1- L6470PDLCSC C94047
Pinout
37| Pin | Name | Type |
|---|---|---|
| 1 | PGND | Unspecified |
| 2 | OUT1A | Unspecified |
| 3 | OUT1A | Unspecified |
| 4 | VSA | Unspecified |
| 5 | VSA | Unspecified |
| 6 | STBY/RST# | Unspecified |
| 7 | SW | Unspecified |
| 8 | ADCIN | Unspecified |
| 9 | VREG | Unspecified |
| 10 | OSCIN | Unspecified |
| 11 | OSCOUT | Unspecified |
| 12 | AGND | Unspecified |
| 13 | CP | Unspecified |
| 14 | VBOOT | Unspecified |
| 15 | VSB | Unspecified |
| 16 | VSB | Unspecified |
| 17 | OUT1B | Unspecified |
| 18 | OUT1B | Unspecified |
| 19 | PGND | Unspecified |
| 20 | OUT2B | Unspecified |
| 21 | OUT2B | Unspecified |
| 22 | VSB | Unspecified |
| 23 | VSB | Unspecified |
| 24 | VDD | Unspecified |
| 25 | SDO | Unspecified |
| 26 | SK | Unspecified |
| 27 | SDI | Unspecified |
| 28 | DGND | Unspecified |
| 29 | BUSY#/SYNC | Unspecified |
| 30 | CS# | Unspecified |
| 31 | FLAG# | Unspecified |
| 32 | STCK | Unspecified |
| 33 | VSA | Unspecified |
| 34 | VSA | Unspecified |
| 35 | OUT2A | Unspecified |
| 36 | OUT2A | Unspecified |
| 37 | EP | Unspecified |
Open-source boards using it
All 1Questions
Is there a KiCad symbol and footprint for the L6470PD?
Yes. The symbol is EasyEDA_Cloud:L6470PD, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the L6470PD?
BSSOP-36-EP-11mm, with 37 pins.
Where is the L6470PD datasheet?
STMicroelectronics publishes it: the Datasheet link on this page opens it.
Where can I order the L6470PD?
JLCPCB lists it as part C94047, with 12 in stock; the sellers' links on this page open their listings.
Which open-source boards use the L6470PD?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.