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L6232E Fiches technique(PDF) 4 Page - STMicroelectronics

No de pièce L6232E
Description  SPINDLE DRIVER
Download  10 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6232E Fiches technique(HTML) 4 Page - STMicroelectronics

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Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Gm
LIN Error Amplifier
Transconductance
0.8
mA/V
Zout
Error Amplifier Output
Impedance
2M
VINH
Logic Input Voltage BRK; INUA;
INUB; INUC; INLA; INLB; INLC
2V
VINL
0.8
V
IINH(leak)
Logic Input Current BRK; INUA;
INUB; INUC; INLA; INLB; INLC
Vi = 2.7V
-1
mA
IINL
Vi = 0.4V
-0.1
mA
tdonU
Upper/Lower Turn-on Delay
Table 1
see Fig. 3
0.7
µs
tdonL
0.15
µs
tdoffU
Upper/Lower Turn-off Delay
15
µs
tdoffL
0.5
µs
dV/dt
Source DMOS Slew-Rate
(PWM)
see Fig. 3
10
V/
µs
dV/dt
Source DMOS Slew-Rate (LIN)
see Fig. 3
1
V/
µs
dV/dt
Sink DMOS Output Turn-off
Slew-Rate
Note 3; R = 100K
0.15
V/
µs
FC
Internal Clock Frequency
380
KHz
Toff
PWM Cutoff Time
R=100K
Ω; C=180pF, Note 4;
see Fig. 2
40
µs
Tsd
Shutdown Temperature
160
°C
Tsdr
Recovery Temperature
120
°C
Notes:
1) The Head Park time must be shorter than the Brake Delay time td(BRK) =RdCd
2) Both in PWM and in LIN mode the Ref. Voltage must agree to Vref=GV RS Imotor
3) The resistance of the RC network defines the dv/dt value.
4) toff = 1.8RC + 6
⋅ 10-6
ELECTRICAL CHARACTERISTICS (continued)
Table 1
INPUT STATE
OUTPUT STATE
INUA
INUB
INUC
INLA
INLB
INLC
A
B
C
LLL
H
H
H*
*
*
LLL
LL
L
H
H
H
HHH
L
L
L
*
*
*
HHH
HH
H
L
L
L
H = The Upper DMOS is ON
L = The Lower DMOS is ON
* = Tristate condition
L6232E
4/10


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