TPS65279V datasheet(33/46 Pages) TI

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TPS65279V

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SLVSBW1B – FEBRUARY 2013 – REVISED JANUARY 2014

Table 6. Vout2 Command Register

NUMBER OF BITS

ACCESS

NAME

DEFAULT VALUE

DESCRIPTION

Vout2_COM

address: 0x03H

Bit 7

Reserved

Bit 6

R/W

Slew Rate 3

Vout slew rate control.

000: 10 mV/cycle;

Bit 5

R/W

Slew Rate 2

001: 10 mV/2 cycles;

010: 10 mV/4 cycles;

011: 10 mV/8 cycles;

100: 10 mV/16cycles;

Bit 4

R/W

Slew Rate 1

101: 10 mV/32cycles;

110: 10 mV/64cycles;

111: 10 mV/128 cycles

Bit 3

Reserved

Bit 2

R/W

PSM Mode

00: select by MODE pin;

01: forced PWM mode;

10: auto PSM-PWM mode;

Bit 1

R/W

PSM Mode

11: reserved

0: output enabled;

Bit 0

R/W

Disable2

1: output disabled

Table 7. System Status Register

NUMBER OF BITS

ACCESS

NAME

DEFAULT VALUE

DESCRIPTION

SYS_STATUS

address: 0x04H

Bit 7

Reserved

Bit 6

Reserved

Bit 5

Reserved

Bit 4

Reserved

Bit 3

Reserved

Temperature Warning (>

1: Die temperature over 125°C;

Bit 2

125°C)

0: Die temperature below 125°C

1: Vout2 in power good regulation range;

Bit 1

PGOOD2

0: Vout2 not in power good regulation

range

1: Vout1 in power good regulation range;

Bit 0

PGOOD 1

0: Vout1 not in power good regulation

range

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