MFS5600AMBAFES datasheet(84/118 Pages) NXP

84 / 118 page

NXP Semiconductors

FS5600

Automotive buck regulator and controller with voltage monitors and watchdog timer

Bit

Symbol

Description

4b'0001 — Counter Value = 1.

4b'0010 — Counter Value = 2.

4b'0011 — Counter Value = 3.

4b'0100 — Counter Value = 4.

4b'0101 — Counter Value = 5.

4b'0110 — Counter Value = 6.

4b'0111 — Counter Value = 7.

4b'1000 — Counter Value = 8.

4b'1001 — Counter Value = 9.

4b'1010 — Counter Value = 10.

4b'1011 — Counter Value = 11.

4b'1100 — Counter Value = 12.

4b'1101 — Counter Value = 13.

4b'1110 — Counter Value = 14.

4b'1111 — Counter Value = 15.

Reset Condition — POR

1 to 0

FLT_ERR_CNT_LIMIT[1:0]

Fault error counter limit.

Applied only when FLT_ERR_CNT_LIMIT[1:0] = NOT(NOT_FLT_

ERR_CNT_LIMIT[1:0]).

2b'00 — Max value is 1.

2b'01 — Max value is 2.

2b'10 — Max value is 6.

2b'11 — Max value is 12.

Reset Condition — POR

Table 74. FAULT_CTRL register description...continued

18.1.20 NOT_FAULT_CTRL register

Bit

Symbol

Description

NOT_CLR_FLT_ERR_CNT

Clear fault error counter (NOT bit).

1b'0 — See CLR_FLT_ERR_CNT in FAULT_CTRL register.

1b'1 — See CLR_FLT_ERR_CNT in FAULT_CTRL register.

Reset Condition — POR

1 to 0

NOT_FLT_ERR_CNT_LIMIT[1:0] Fault error counter limit.

2b'00 — See FLT_ERR_CNT_LIMIT[1:0] in FAULT_CTRL register.

2b'01 — See FLT_ERR_CNT_LIMIT[1:0] in FAULT_CTRL register.

2b'10 — See FLT_ERR_CNT_LIMIT[1:0] in FAULT_CTRL register.

2b'11 — See FLT_ERR_CNT_LIMIT[1:0] in FAULT_CTRL register.

Reset Condition — POR

Table 75. NOT_FAULT_CTRL register description

18.1.21 VMON_STS register

Bit

Symbol

Description

SW2_ILIM_I

SW2 current limit fault.

1b'0 — No overcurrent.

1b'1 — Current limit detected.

Table 76. VMON_STS register description

FS5600

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 4 — 29 April 2024

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