參數(shù)資料
型號： L6460TR
廠商： STMICROELECTRONICS
元件分類： 運動控制電子
英文描述： STEPPER MOTOR CONTROLLER, PQFP64
封裝： 10 X 10 MM, 1 MM HEIGHT, ROHS COMPLIANT, TQFP-64
文件頁數(shù)： 54/139頁
文件大?。?/td> 3837K
代理商： L6460TR
L6460
Electrical specifications
Doc ID 17713 Rev 1
21/139
VSWD_UV_f
Under voltage falling threshold (14)
84.5
87
89.5
%
VSWD_UV_r
Under voltage rising threshold
90.5
93
95.5
%
VSWD_UV_hys
Under voltage hysteresis
6
%
tprim_uv
Under voltage deglitch filter
5
s
Vovc
Over current threshold voltage
250
300
350
mV
tdeglitch
Current limit deglitch time
50
ns
tI_lim
Current limit response time
Normal operating mode (no
UV) (11)
500
900
ns
tI_limUV
Current Limit response time in
UV condition.
UV condition (12)
380
550
ns
FSWD_PWM
Operating frequency
Fosc/64
kHz
Power bridges
RDSon1_2
Bridge 1 and 2 diagonal RDSon
I = 1.4A, VSupply = 36V,
Tjunction = 125°C
0.6
1.1
Ω
RDSon3_4
Bridge 3 and 4 diagonal RDSon
I = 1A, VSupply = 36V,
Tjunction = 125°C
0.85
1.65
Ω
IMAX1_2
Bridge 1 and 2 operative rms
current
2.5
A
IMAX3_4
Bridge 3 and 4 operative rms
current
1.5
A
Idss
Output leakage current.
Tjunction = 125°C
-50
+50
A
IQ_LP
Output leakage current in “l(fā)ow
power mode”
VSupply = 36V,
Tjunction = 125°C
-10
+10
A
IOC_LS1_2
Low side current protection for
bridges 1 and 2(15)
MtrXSideYILimSel[1:0]=00
MtrXSideYILimSel[1:0]=01
MtrXSideYILimSel[1:0]=10
MtrXSideYILimSel[1:0]=11
(16)
0.6
1.4
2.4
1
2
3
1.6
2.6
3.6
A
IOC_HS1_2
High side current protection for
bridges 1 and 2(15)
MtrXSideYILimSel[1:0]=00
MtrXSideYILimSel[1:0]=01
MtrXSideYILimSel[1:0]=10
MtrXSideYILimSel[1:0]=11(1
0.7
1.5
2.5
1
2
3
1.7
2.7
3.7
A
IOC_LS3_4
Low side current protection for
bridges 3 and 4(15)
MtrXSideYILimSel[1:0]=11
(17)(18)
1.55
2.5
A
IOC_HS3_4
High side current protection for
bridges 3 and 4(15)
MtrXSideYILimSel[1:0]=11(1
1.6
2.5
A
tfilter
Current limit
filter time
25
μs
Table 5.
Electrical characteristics (continued)
Parameter
Description
Test condition
Min
Typ
Max
Unit
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