L6229Q STMicroelectronics, L6229Q Datasheet - Page 19

• Manufacturer Part Number: L6229Q
• Description: Motor / Motion / Ignition Controllers & Drivers DMOS Driver for 3-phase DC motor
• Manufacturer: STMicroelectronics
• Type: 3 Phase Brushless DC Motor Controllerr

Specifications of L6229Q

• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 8V
• Operating Supply Voltage (max): 52V
• Product: Stepper Motor Controllers / Drivers
• Operating Supply Voltage: 8 V to 52 V
• Supply Current: 3.55 A
• Mounting Style: SMD/SMT
• Package / Case: VQFN-32
• Operating Temperature: + 150 C
• Lead Free Status / RoHS Status: Compliant

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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