TMC8462 Datasheet • Document Revision V1.4 • 2018-May -09
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7.3.10.4 Register 65 – BUCK_CONV_CFG
Bit
Description
ECAT
PDI
Range [Unit]
1:0
B3V3_SAW_FREQ
3.3V switching regulator switching frequency
-/w
-/w
(nominal values)
0 : 250kHz
1 : 125kHz
2 : 500kHz
3 : 1MHz
3:2
5:4
6
B3V3_FB_AMPL
-/w
-/w
-/w
-/w
-/w
-/w
3.3V switching regulator voltage error feedback
amplification
0 : 100%
1 : 150%
2 : 200%
3 : 50%
B3V3_FB_CAP
3.3V switching regulator dampening of voltage
error feedback
0 : 100%
1 : 150%
2 : 200%
3 : 50%
B3V3_SC_DISABLE
3.3V switching regulator disable cycle-to-cycle
overcurrent protection
0 : Protection enabled
1 : No protection
7
unused/reserved
-/w
-/w
-/w
-/w
9:8
BVOUT_SAW_FREQ
Adjustable switching regulator switching fre-
quency (nominal values)
0 : 250kHz
1 : 125kHz
2 : 500kHz
3 : 1MHz
11:10 BVOUT_FB_AMPL
Adjustable switching regulator voltage error
-/w
-/w
feedback amplification
0 : 100%
1 : 150%
2 : 200%
3 : 50%
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