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