STEVAL-IHM012V1 STMicroelectronics, STEVAL-IHM012V1 Datasheet - Page 3

• Manufacturer Part Number: STEVAL-IHM012V1
• Description: EVAL BRD POWER MOSFET/8PIN MCU
• Manufacturer: STMicroelectronics
• Type: Motor / Motion Controllers & Driversr

Specifications of STEVAL-IHM012V1

• Design Resources: STEVAL-IHM012V1 Gerber Files STEVAL-IHM012V1 Schematic STEVAL-IHM012V1 Bill of Materials
• Main Purpose: Power Management, Motor Control
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ST7FLITEUS5
• Primary Attributes: Brush DC Motors
• Secondary Attributes: DC Chopper
• Product: Power Management Modules
• Kit Application Type: Power Management - Motor Control
• Application Sub Type: BLDC Motor
• Kit Contents: Board
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: ST7FLiteUS5
• Other names: 497-5861

UM0291
List of figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Block diagram of a single switch Chopper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
STEVAL-IHM012V1 evaluation board picture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Zener regulator circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
R
Option byte for STEVAL-IHM012V1 firmware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Main programming flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Flowchart of the pwm_ar_timer_12bit module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Duty cycle 60% in no load condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Duty cycle 60% in blocked rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Duty cycle 100% in no load condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Duty cycle 100% in blocked rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
STEVAL-IHM012V1 evaluation board schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
THJ_PCB
versus drain pad area for DPACK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
List of figures
3/18