TLE7241E Datasheet, PDF (58/71 Pages) Infineon Technologies AG – Dual Channel Constant Current Control Solenoid Driver

TLE 7241E
Functional Description and Electrical Characteristics
Table 3
Ideal Dither Amplitude Key (typical)
Hex DA4 DA3 DA2 DA1 DA0 Dither
Dither
Dither
Amplitude Amplitude with Amplitude with
[mVpp] 1 Ω sense
0.68 Ω sense
resistor [mApp] resistor [mApp]
1C 1 1 1 0 0 353.2
353.15
519.34
1D 1 1 1 0 1 365.8
365.77
537.89
1E 1 1 1 1 0 378.4
378.38
556.44
1F 1 1 1 1 1 391.0
390.99
574.99
V_dithamp
=
r--e----g---i-s----t-e----r---v---a----l-u---e-----×_{-----1---0----.-5--}
2¹⁰
×
1230
mVpp
(7)
I_dithamp
=
r--e----g---i-s---t--e----r---v---a----l-u---e-----×_{-----1---0----.-5--}
2¹⁰
×
--¹---²----³---⁰---
R_sense
mApp
(8)
Table 4
Ideal Dither Frequency Key (typical)- Partial Table
Hex DF6 DF5 DF4 DF3 DF2 DF1 DF0 Dither Frequency
00
0
0
0
0
0
0
0
0.0 Hz
01
0
0
0
0
0
0
1
5238.1 Hz
02
0
0
0
0
0
1
0
2619.0 Hz
03
0
0
0
0
0
1
1
1746.0 Hz
04
0
0
0
0
1
0
0
1309.5 Hz
05
0
0
0
0
1
0
1
1047.6 Hz
06
0
0
0
0
1
1
0
873.0 Hz
07
0
0
0
0
1
1
1
748.3 Hz
08
0
0
0
1
0
0
0
654.8 Hz
09
0
0
0
1
0
0
1
582.0 Hz
0A
0
0
0
1
0
1
0
523.8 Hz
0B
0
0
0
1
0
1
1
476.2 Hz
0C
0
0
0
1
1
0
0
436.5 Hz
0D
0
0
0
1
1
0
1
402.9 Hz
0E
0
0
0
1
1
1
0
374.2 Hz
0F
0
0
0
1
1
1
1
349.2 Hz
Data Sheet
58
Rev. 1.1, 2009-01-19