A6986H datasheet(54/71 Pages) STMICROELECTRONICS

Part #	A6986H

Description	Automotive 38 V, 2 A synchronous step-down switching regulator with 30 μA

PDF	71 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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54 / 71 page

Reference

Part number

Description

Manufacturer

R7, R8, R9

See Table 19. A6986H 3V3

demonstration board BOM,

Table 20. A6986H 5V

demonstration board BOM,

and Table 21. A6986H adj.

demonstration board BOM

R11

10 Ω - 1% - 0603

R2, R3, R5, R10

Not mounted

XAL5050-103MEC

10 µH

Coilcraft

XAL4030-472MEC

4.7 µH

Coilcraft

MPZ2012S221A

EMC bead

TDK

Open

Closed

Switchover disabled

See Table 19. A6986H 3V3

demonstration board BOM,

Table 20. A6986H 5V

demonstration board BOM,

and Table 21. A6986H adj.

demonstration board BOM

Open

To adjust the ISKIP current

level in LCM operation. Leave

open in LNM

A6986H x-

See Table 19. A6986H 3V3

demonstration board BOM,

Table 20. A6986H 5V

demonstration board BOM,

and Table 21. A6986H adj.

demonstration board BOM

STM

Table 19. A6986H 3V3 demonstration board BOM

Reference

Part number

Description

Manufacturer

0 R - 0603

R9, C7

Not mounted

75 kΩ - 1% - 0603

330 pF - 10 V - 0603

2.2 pF - 10 V - 0603

Open

A6986H 3V3

3.3 V internal divider

STM

A6986H

Application board

DS12861 - Rev 3

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