EVAL6474PD STMicroelectronics, EVAL6474PD Datasheet

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EVAL6474PD

Manufacturer Part Number
EVAL6474PD
Description
Power Management IC Development Tools L6474PD 7.0A w/SPI dSPIN 8 to 45V EVAL
Manufacturer
STMicroelectronics
Type
Motor / Motion Controllers & Driversr
Datasheet

Specifications of EVAL6474PD

Product Category
Power Management IC Development Tools
Rohs
yes
Product
Evaluation Boards
Tool Is For Evaluation Of
L6474PD
Input Voltage
8 V to 45 V
Output Voltage
8 V to 45 V
Interface Type
SPI
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 25 C
Output Current
7 A
For Use With
STEVAL-PCC009V2
Stepper motor driver mounting the L6474 in a high power PowerSO
Features
Description
The EVAL6474PD demonstration board is a
microstepping motor driver. In combination with
the STEVAL-PCC009V2 communication board
and easySPIN evaluation software, the board
allows the user to investigate all the features of
the L6474 device.
The 4-layer layout and the PowerSO™ package
allow the highest thermal performance to be
obtained.
The EVAL6474PD supports the daisy chain
configuration making it suitable for the evaluation
of the L6474 in multi-motor applications.
September 2012
For further information contact your local STMicroelectronics sales office.
Voltage range from 8 V to 45 V
Phase current up to 3 A
SPI with daisy chain feature
Socket for external resonator or crystal
FLAG LED indicator
Suitable for use in combination with STEVAL-
PCC009V2
r.m.s.
Doc ID 023548 Rev 2
EVAL6474PD
package
Data brief
www.st.com
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Related parts for EVAL6474PD

EVAL6474PD Summary of contents

Page 1

... FLAG LED indicator ■ Suitable for use in combination with STEVAL- PCC009V2 Description The EVAL6474PD demonstration board is a microstepping motor driver. In combination with the STEVAL-PCC009V2 communication board and easySPIN evaluation software, the board allows the user to investigate all the features of the L6474 device. ...

Page 2

... Board description 1 Board description Table 1. EVAL6474PD specifications Supply voltage (VS) Maximum output current (each phase) Logic supply voltage (VREG) Logic interface voltage (VDD) Low level logic input voltage High level logic input voltage Operating temperature L6474PD thermal resistance junction-to-ambient 1. All logic inputs are 5 V tolerant. ...

Page 3

... EVAL6474PD Table 2. Jumper and connector description Name CN1 CN2 CN3 CN4 TP1 (VS) TP2 (VDD) TP6 (VREG) TP4 TP5 (GND) TP8 (STCK) TP3 (DIR) TP9 (STBY/RES) TP7(FLAG) Table 3. Master SPI connector pinout (CN1) Pin number 1 Open drain output 2 Open drain output ...

Page 4

... SPI serial clock signal (connected to L6474 CK input) SPI master OUT slave IN signal (connected to L6474 SDO Digital input output) Digital input SPI slave select signal (connected to L6474 CS input) Digital input L6474 step-clock input Digital input L6474 standby/reset input Doc ID 023548 Rev 2 EVAL6474PD Description ...

Page 5

... EVAL6474PD Figure 2. EVAL6474PD schematic VSB 23 VSB 22 VSB 16 VSB 15 VSA VSA 33 VSA 5 VSA VBOOT 14 VREG 9 VDD Doc ID 023548 Rev 2 Board description 1 1 PGND 19 PGND 1 AGND 12 DGND 28 E_PAD EP 1 AM14867v1 5/11 ...

Page 6

... V C9, C10, C11 1 nF/6.3 V C12 3.3 nF/6.3 V DL1 LED red D1 BAV99 JP1 Jumper open JP2, JP3, JP4, JP5 Jumper closed M1, M2, M3 Screw connector 2 poles Doc ID 023548 Rev 2 EVAL6474PD Value Package CAPC-0603 CAPC-3216 CAPC-0603 CAPC-3216 CAPC-0603 CAPC-0603 CON-FLAT-5X2-180M CON-FLAT-5X2-180M STRIP254P-M-2 N.M N.M TPTH-RING-1MM CAPE-R10HXX-P5 CAPES-R10HXX ...

Page 7

... EVAL6474PD Figure 3. EVAL6474PD - silkscreen Figure 4. EVAL6474PD - layout (top layer) Doc ID 023548 Rev 2 Board description AM14868v1 AM14869v1 7/11 ...

Page 8

... Board description Figure 5. EVAL6474PD - layout (inner layer2) Figure 6. EVAL6474PD - layout (inner layer3) 8/11 Doc ID 023548 Rev 2 EVAL6474PD AM14870v1 AM14871v1 ...

Page 9

... EVAL6474PD Figure 7. EVAL6474PD - layout (bottom layer3) 1.1 Thermal data Figure 8. Thermal impedance graph Zth (°C/ Zth 10 100 time (seconds) Doc ID 023548 Rev 2 Board description AM14872v1 1000 AM14873v1 9/11 ...

Page 10

... Revision history 2 Revision history Table 6. Document revision history Date 07-Aug-2012 07-Sep-2012 10/11 Revision 1 Initial release cover page, dSPIN has been changed into easySPIN. Doc ID 023548 Rev 2 EVAL6474PD Changes ...

Page 11

... EVAL6474PD Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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