L6758A datasheet(19/42 Pages) STMICROELECTRONICS

부품명	L6758A

상세설명	DPM - dynamic phase management

PDF	42 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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19 / 42 page

DocID023298 Rev 2

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L6758A

VR12 serial data bus and IC configuration

1.100

GFX

μs

110

1.000

GFX

1.000

GFX

μs

0.900

GFX

0.900

GFX

μs00

100

0.000

GFX

μs06

Open

0.000V

0.000

GFX

μs00

Suggested values, divider must be connected between VCC5 pin and GND.

N is the number of phases programmed for the multi-phase section.

Table 10. Device configuration - single - phase section

Mode (from VBOOT)

VBOOT

DROOP

SIMAX [A]

GFX

See

Table 9

Enabled

25 to 40

VSA

Disabled

5 to 29

Table 11. DPM and TMAX pinstrapping (see Section 9.1)

COMP/SCOMP

DPM threshold set

TMAX [C]

33 k to GND

Set 3

130

17.5 k to GND

Set 2

120

12.5 k to GND

Set 1

110

5.6 k to GND

OFF

100

Table 9. BOOT / ADDR pinstrapping(1) (continued)

R down

Ω]

R up

Ω]

BOOT

ADDR[h](2)

Multi-phase

[V]

Single-phase

[V]

Single-phase

mode

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