EVAL6229QR STMicroelectronics, EVAL6229QR Datasheet - Page 19

• Manufacturer Part Number: EVAL6229QR
• Description: BOARD DEMO L6229Q BLDC MOT CTRL
• Manufacturer: STMicroelectronics
• Type: Motor / Motion Controllers & Driversr

Specifications of EVAL6229QR

• Main Purpose: Power Management, Motor Control
• Embedded: No
• Utilized Ic / Part: L6229Q
• Primary Attributes: 3-Ph BLDC, 8 ~ 52V Output, PWM Current Control, Brake Function
• Secondary Attributes: Over Current, Cross Conduction & Temperature Protection
• Maximum Operating Temperature: + 125 C
• Operating Supply Voltage: 8 V to 52 V
• Product: Power Management Development Tools
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: L6229Q
• Other names: 497-10748

L6229Q
Figure 17. Tachometer speed control loop
Figure 18. t
V
PULSE
REF
versus C
1 . 10
1 . 10
100
10
C
4
3
REF2
1
R
3
C
PUL
R
Doc ID 15209 Rev 3
1
4
V
and R
R
DD
PUL
R
DD
= 20kΩ
R
PUL
1
R
PUL
R
R
2
PUL
Cpul [nF]
RCPULSE
= 47kΩ
10
TACHO
VREF
C
C
R
REF1
PUL
PUL
H
1
= 100kΩ
MONOSTABLE
TACHO
100
Circuit description
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