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MFS2401AVBA0ES Datasheet(PDF) 130 Page - NXP Semiconductors

Part # MFS2401AVBA0ES
Description  Fail-safe system basis chip with SMPS and LDO, CAN FD transceiver
PDF  151 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

MFS2401AVBA0ES Datasheet(HTML) 130 Page - NXP Semiconductors

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NXP Semiconductors
FS2400
Fail-safe system basis chip with SMPS and LDO, CAN FD transceiver
Address
Register Name
Bit Group Name
Description
Hexadecimal Value Settings
0x02
Default
0x00
Soft start is 269 µs
0x01
Soft start is 538 µs
0x02
Soft start is 1077 µs
OTP_V1_CFG1
BUCK_SS_OTP
Select V1 soft start ramp
0x03
Soft start is 2150 µs
0x01
Default
0x00
Switching frequency is 450 kHz
OTP_V1_CFG2
BUCK_CLK_OTP
select BUCK switching frequency
0x01
Switching frequency is 2.25 MHz
0x02
Default
OTP_V1_CFG2
BUCK_RCOMP_
OTP
Select BUCK compensation network
resistor
0x02
975 kohms
0x02
Default
0x01
23 pf
0x02
33.5 pf
0x1F
OTP_V1_CFG2
BUCK_CCOMP_
OTP
Select BUCK compensation network
capacitor
0x03
44.5 pf
0x02
Default
0x00
Overcurrent deglitcher is 250 µs
0x01
Overcurrent deglitcher is 500 µs
0x02
Overcurrent deglitcher is 1000 µs
BUCK_OC_DGLT_
OTP
Select BUCK overcurrent deglitcher time
0x03
Overcurrent deglitcher is 2000 µs
0x0A
Default
0x07
SC = 918 mV/μs (recommended when Fsw = 450 kHz,
LV1_buck = 22 μH and Vbuck = 2 – 2.5 V)
0x0A
SC = 4345 mV/μs (recommended when Fsw = 2.25 MHz,
LV1_buck = 4.7 μH and Vbuck = 2 – 2.5 V)
0x17
SC = 3275 mV/μs (recommended when Fsw = 2.25 MHz,
LV1_buck = 4.7 μH and Vbuck = 3.3 V)
0x1C
SC = 2865 mV/μs (recommended when Fsw = 2.25 MHz,
LV1_buck = 4.7 μH and Vbuck = 5 V)
0x25
SC = 426 mV/μs (recommended when Fsw = 450 kHz,
LV1_buck = 22 μH and Vbuck = 3.3 V)
0x20
OTP_V1_CFG3
BUCK_SC_OTP
Select BUCK slope compensation[1][2]
0x29
SC = 360 mV/μs (recommended when Fsw = 450 kHz,
LV1_buck = 22 μH and Vbuck = 5 V
Table 149. Main OTP bits description...continued
FS2400
All information provided in this document is subject to legal disclaimers.
© 2024 NXP B.V. All rights reserved.
Product data sheet
Rev. 4 — 23 October 2024
Document feedback
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