L6984 datasheet(33/34 Pages) STMICROELECTRONICS

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L6984

Order codes

Revision history

Table 12. Order codes

Part number

Package

Packaging

L6984

VFDFPN10 4 x 4

Tube

L6984TR

VFDFPN10 4 x 4

Tape and reel

L6984A

VDFPN10 3 x 3

Tube

L6984ATR

VDFPN10 3 x 3

Tape and reel

Table 13. Document revision history

Date

Revision

Changes

11-Oct-2013

Initial release.

30-May-2014

Updated main title: 36 V 400 mA synchronous step-down switching regulator on

page 1 (replaced “350 mA” by “400 mA”).

Updated Section : Features on page 1 (replaced “350 mA” by “400 mA ”in “DC output

current”).

Updated Section : Description on page 1 (replaced “350 mA” by “400 mA” in “DC”).

Updated Figure 1: Application schematic on page 1 (replaced by new figure, moved

from page 2 to page 1).

Added Contents on page 2.

Updated Table 1.: Pin description on page 4 (minor modifications throughout table).

Updated Section 1.3: Maximum ratings on page 5 (added text above Table 2, added

IHS and ILS max. values in Table 2).

Updated Table 3.: Thermal data on page 5 (added value for “Rth JA” symbol).

Updated Table 5.: Electrical characteristics on page 7 (updated notes 1. to 3., minor

modifications throughout table).

Added Section 3: Device description on page 10, Section 4: Design of the power

components on page 23 and Section 5: Application board on page 27.

Added and updated cross-references throughout document.

Minor modifications throughout document.

04-Jul-2014

Updated Table 1.: Pin description on page 4 (updated Description of VCC pin).

Updated Section 3.5: Switchover feature on page 19 (added text).

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