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L6460 Fiches technique(PDF) 24 Page - STMicroelectronics

No de pièce L6460
Description  SPI configurable stepper and DC multi motor driver
PDF  139 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6460 Fiches technique(HTML) 24 Page - STMicroelectronics

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Electrical specifications
L6460
24/139
Doc ID 17713 Rev 1
VCurrRef
Battery charger control loop
feedback reference current
SelCurrRef = ‘00’ (8)
0.873
0.9
0.927
V
SelCurrRef = ‘01’
1.394
1.437
1.48
V
SelCurrRef = ‘10’
1.746
1.8
1.854
V
SelCurrRef = ‘11’
2.182
2.25
2.318
V
Vout
Output voltage range
VSupply = 36V
(27)
1.412
30
V
Iload
Output load current
VSupply = 36V
0.002
3
A
RDSon
Internal high/low side RDSon
Tjunction = 125°C;
ILOAD = 1.5A
0.3
0.4
Ω
Vloop
Loop voltage accuracy
±3%
VBC_UV_f
Under voltage falling threshold (28)
84.5
87
89.5
%
VBC_UV_r
Under voltage rising threshold
(28)
90.5
93
95.5
%
VBC_UV_hys
Under voltage hysteresis
6
%
taux_UV
Under voltage deglitch filter
5
µs
Ilimit
Current limit protection
3.2
5
A
tdeglitch
Current limit deglitch time
50
ns
tI_lim
Current limit response time
Normal operating mode
(no UV) (11)
480
700
ns
tI_limUV
Current limit response time in
UV condition.
UV condition (12)
350
500
ns
tr
Switching output rise time
VSupply = 36V,
RLOAD = 422 Ω
(25)
530
ns
tf
Switching output fall time
VSupply = 36V,
RLOAD = 10 Ω
(25)
10
50
ns
tdead
Crossover dead time
100
ns
FBCPWM
Operating frequency
Fosc/64
kHz
ADC with A2DType=0 (29)
IMR
Measurement range
A2dType = 0
0
V3v3
V
INL
Integral non-linearity
A2dType = 0(30)(31)
±2
LSB
DNL
Differential non-linearity
A2dType = 0(32)(31)
±2
LSB
OE
Offset error
A2dType = 0(33)
±4
LSB
OEDrift
Offset error drift
A2dType = 0 over time
and temperature
±3
LSB
GE
Gain error
A2dType = 0(34)
±4
LSB
GEDrift
Gain error drift
A2dType = 0 over time
and temperature
±4
LSB
tconv
Minimum conversion time
55
µs
Resolution
(35)
8bits
Table 5.
Electrical characteristics (continued)
Parameter
Description
Test condition
Min
Typ
Max
Unit



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