LTC3210-2 datasheet(2/16 Pages) LINER

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LTC3210-2/LTC3210-3

321023fa

ABSOLUTE MAXIMUM RATINGS (Note 1)

The ● denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C.VBAT = 3.6V, C1 = C2 = C3 = C4 = 2.2μF, RM = 30.1k, RC = 24.3k,

ENM = high, unless otherwise noted.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VBAT Operating Voltage

●

2.9

4.5

IVBAT Operating Current

ICPO = 0, 1x Mode, LSB Setting

ICPO = 0, 1.5x Mode

ICPO = 0, 2x Mode

0.4

2.5

4.5

VBAT Shutdown Current

ENM = ENC = Low

●

μA

MLED1, MLED2, MLED3 and MLED4 (LTC3210-2 Only) Current

LED Current Ratio (IMLED/IRM)IMLED = Full Scale

●

481

525

589

A/A

LED Dropout Voltage

Mode Switch Threshold, IMLED = Full Scale

LED Current Matching

Any Two Outputs

0.5

ELECTRICAL CHARACTERISTICS

VBAT, CPO to GND ........................................–0.3V to 6V

ENM, ENC ................................... –0.3V to (VBAT + 0.3V)

ICPO (Note 2)........................................................600mA

IMLED1-4 .................................................................35mA

ICLED (Note 2) ......................................................500mA

CPO Short-Circuit Duration .............................. Indeﬁnite

Operating Temperature Range (Note 3) ...–40°C to 85°C

Storage Temperature Range...................–65°C to 125°C

16 15 14 13

TOP VIEW

UD PACKAGE

16-LEAD (3mm

× 3mm) PLASTIC QFN

C1P

CPO

ENM

MLED1

GND

CLED

ENC

TJMAX = 125°C, θJA = 68°C/W

EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB

16 15 14 13

TOP VIEW

UD PACKAGE

16-LEAD (3mm

× 3mm) PLASTIC QFN

C1P

CPO

ENM

MLED1

GND

CLED

ENC

TJMAX = 125°C, θJA = 68°C/W

EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB

PIN CONFIGURATION

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3210EUD-2#PBF

LTC3210EUD-2#TRPBF

LCHX

16-Lead (3mm × 3mm) Plastic QFN

–40°C to 85°C

LTC3210EUD-3#PBF

LTC3210EUD-3#TRPBF

LCHY

16-Lead (3mm × 3mm) Plastic QFN

–40°C to 85°C

Consult LTC Marketing for parts speciﬁed with wider operating temperature ranges.

Consult LTC Marketing for information on non-standard lead based ﬁnish parts.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel speciﬁcations, go to: http://www.linear.com/tapeandreel/

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