L6460 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6460' PDF : 139 Pages View PDF
L6460
Electrical specifications
Table 5. Electrical characteristics (continued)
Parameter
VSWD_UV_f
VSWD_UV_r
VSWD_UV_hys
tprim_uv
Vovc
tdeglitch
tI_lim
tI_limUV
Description
Test condition
Under voltage falling threshold (14)
Under voltage rising threshold (14)
Under voltage hysteresis
Under voltage deglitch filter
Over current threshold voltage
Current limit deglitch time
Current limit response time
Normal operating mode (no
UV) (11)
Current Limit response time in
UV condition.
UV condition (12)
FSWD_PWM Operating frequency
Power bridges
RDSon1_2
RDSon3_4
IMAX1_2
IMAX3_4
Idss
IQ_LP
IOC_LS1_2
Bridge 1 and 2 diagonal RDSon
I = 1.4A, VSupply = 36V,
Tjunction = 125°C
Bridge 3 and 4 diagonal RDSon
I = 1A, VSupply = 36V,
Tjunction = 125°C
Bridge 1 and 2 operative rms
current
Bridge 3 and 4 operative rms
current
Output leakage current.
Output leakage current in “low
power mode”
Tjunction = 125°C
VSupply = 36V,
Tjunction = 125°C
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)
Min Typ Max
84.5 87 89.5
90.5 93 95.5
6
5
250 300 350
50
500 900
380 550
Fosc/64
0.6 1.1
0.85 1.65
2.5
1.5
-50
+50
-10
+10
0.6
1
1.6
1.4
2
2.6
2.4
3
3.6
2.4
3
3.6
MtrXSideYILimSel[1:0]=00 0.7
1
1.7
MtrXSideYILimSel[1:0]=01 1.5
2
2.7
IOC_HS1_2
High side current protection for
bridges 1 and 2(15)
MtrXSideYILimSel[1:0]=10
2.5
3
3.7
MtrXSideYILimSel[1:0]=11(1 2.5
3
3.7
6)
IOC_LS3_4
Low side current protection for MtrXSideYILimSel[1:0]=11
bridges 3 and 4(15)
(17)(18)
1.55
2.5
IOC_HS3_4
High side current protection for MtrXSideYILimSel[1:0]=11(1
bridges 3 and 4(15)
7)(18)
1.6
2.5
Current limit
tfilter
filter time
2
5
Unit
%
%
%
µs
mV
ns
ns
ns
kHz
Ω
Ω
A
A
µA
µA
A
A
A
A
μs
Doc ID 17713 Rev 1
21/139
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