3

LP8556

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SNVS871M – JULY 2012 – REVISED JUNE 2020

Product Folder Links: LP8556

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Copyright © 2012–2020, Texas Instruments Incorporated

•

Changed "via EPROM" in Table 13 title to "With an External Resistor" ............................................................................. 46

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Changed subtracted 1 from bit values of all Table 13 "ƒPWM [Hz] (Resolution)" entries except 2402 ................................. 46

Changes from Revision G (November 2013) to Revision H

Page

•

Added Pin Configuration and Functions section, Handling Ratings table, Feature Description section, Device

Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout

section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information

section ................................................................................................................................................................................... 1

Changes from Revision E (August 2013) to Revision G

Page

•

Changed Description of "1=" for OCP row in Fault table, STATUS Register Section.......................................................... 34

•

Changed A7h values for E02, E03, E04, E06, E07, E09, E11 DSGBA EPROM Bit Explanations tables ........................... 36

•

Deleted E00, E01, E08, E10, E12, E13 columns and A8H row from 3 EPROM Bit Explanations table.............................. 36

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Changed values for E00, E08, E09 WQFN EPROM Settings table..................................................................................... 37

(1)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

website at www.ti.com.

5 Device Options

ORDERABLE DEVICE(1)

PACKAGE

TYPE

DEVICE OPTION

LED

CHANNEL

COUNT

MAXIMUM LED

CURRENT

BOOST OUTPUT

VOLTAGE

RANGE

LP8556SQ-E00/NOPB

LP8556SQE-E00/NOPB

LP8556SQX-E00/NOPB

WQFN

“PWM Only” – Recommended for

systems without an I2C master.

5

23 mA

16 V to 34.5 V

LP8556SQ-E08/NOPB

LP8556SQE-E08/NOPB

LP8556SQX-E08/NOPB

4

LP8556SQ-E09/NOPB

LP8556SQE-E09/NOPB

LP8556SQX-E09/NOPB

6

LP8556TME-E02/NOPB

LP8556TMX-E02/NOPB

DSBGA

“PWM and I2C” - Recommended for

systems with an I2C master.

6

25 mA

16 V to 30 V

LP8556TME-E03/NOPB

LP8556TMX-E03/NOPB

“PWM Only” – Recommended for

systems without an I2C master.

5

20 mA

16 V to 34.5 V

LP8556TME-E04/NOPB

LP8556TMX-E04/NOPB

6

20 mA

16 V to 25 V

LP8556TME-E05/NOPB

LP8556TMX-E05/NOPB

“Non-programmed” – This option is

for evaluation purposes only.

Can be

programmed

to any

available.

25 mA

Can be

programmed to

any available.

LP8556TME-E06/NOPB

LP8556TMX-E06/NOPB

“PWM Only” – Recommended for

systems without an I2C master.

5

25 mA

16 V to 39 V

LP8556TME-E07/NOPB

LP8556TMX-E07/NOPB

4

20 mA

12.88 V to 30 V

LP8556TME-E09/NOPB

LP8556TMX-E09/NOPB

6

23 mA

16 V to 34.5 V

LP8556TME-E11/NOPB

LP8556TMX-E11/NOPB

“PWM and I2C” - Recommended for

systems with an I2C master.

3

23 mA

7 V to 21 V