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AN1625 데이터시트(PDF) 22 Page - STMicroelectronics

부품명 AN1625
상세설명  L6235 THREE PHASE BRUSHLESS DC MOTOR DRIVER
PDF  39 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN1625 데이터시트(HTML) 22 Page - STMicroelectronics

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AN1625 APPLICATION NOTE
22/39
Figure 22. Current in the three phases and the signal of one of the hall effect sensors.
Figure 23. Input Data.
T = 1 / fEL
1 / fHALL = T
( fHALL = fEL = n * fmech )
I1
I2
I3
Ipk
I
∆
∆I
∆
∆I
∆
∆I
Ipk
I
Ipk
I
trise
tfall
trise
tfall
trise
tfall
Hall
Input D ata
Maximum Drain-Source ON Resistance
Ron
=
5.60E-01
[
Ω]
Average Value
between
High-Side and
Low-Side
Max imum diode voltage
Vd
=
1.20E+00
[V]
Quiescent Current
Iq
=
5.50E-03
[A]
Maximum BEMF Voltage
Vb
=
1.00E+01
[V]
Motor Inductance
Lm
=
8.00E-04
[H]
Motor Resistance
Rm
=
2.10E+00
[
Ω]
Polar Couples
n
=
1
-
Supply Voltage
Vs
=
2.40E+01
[V]
Peak Current
Ipk
=
1.50E+00
[A]
Off-Time
tOFF
=
8.00E-06
[s]
Sensing Resistance
Rs
=
3.30E-01
[
Ω]
Motor Speed
sp
=
1.00E+04
[rpm]
Device Input Values
Motor Input Values
Application Input Values



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