LTC4001-1 datasheet(2/20 Pages) LINER

2 / 20 page

LTC4001-1

40011fa

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

PVIN, VINSENSE

t < 1ms, DC < 1% .................................... –0.3V to 7V

Steady State............................................. –0.3V to 6V

SW, SENSE, BAT, BATSENS, SS, FAULT, CHRG, EN, NTC,

PROG, IDET, TIMER Voltage........................ – 0.3V to 6V

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

Operating Junction Temperature

(Note 5) ................................................ –40°C to 125°C

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

(Note 1)

16 15 14 13

TOP VIEW

UF PACKAGE

16-LEAD (4mm × 4mm) PLASTIC QFN

BAT

SENSE

PGND

GNDSENS

PROG

NTC

FAULT

VINSENSE

TJMAX = 125°C, θJA = 37°C/W

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

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC4001EUF-1#PBF

LTC4001EUF-1#TRPBF

40011

16-Lead (4mm × 4mm) 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/

ELECTRICAL CHARACTERISTICS The l denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C. VIN = 5V, VEN = 0V, RPROG = 549Ω, RIDET = 549Ω, unless otherwise

speciﬁed.

SYMBOL PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN

Supply Voltage

(Note 2)

5.5

IIN

PVIN Connected to VINSENSE, PROG and IDET

Pins Open, Charger On

2mA

Shutdown, EN = VIN

μA

VFLOAT

VBAT Regulated Float Voltage

Measured from BATSENS to GNDSENS

●

4.059

4.079

4.1

4.141

4.121

IBAT

Current Mode Charge Current

RPROG = 549Ω, VBAT = 3.5V

RPROG = 1.10k, VBAT = 3.5V

Shutdown, EN = VIN

1.8

0.9

2.2

1.1

±5

μA

ITRIKL

Trickle Charge Current

VBAT = 2V

VTRIKL

Trickle Charge Threshold

VBAT Rising

VBAT Falling

3.05

2.85

3.1

3.0

3.20

3.05

VUVL

VIN Undervoltage Lockout Voltage VIN Rising, Measured from VINSENSE to GNDSENS

2.7

2.82

ΔVUVL

VIN Undervoltage Lockout

Hysteresis

Measured from VINSENSE to GNDSENS

100

VASD

Automatic Shutdown Threshold

Voltage

VINSENSE – VBATSENS Rising (Turn-On), VBATSENSE = 4V

VINSENSE – VBATSENS Falling (Turn-Off), VBATSENSE = 4V

200

250

300

LTC4001-1 Datasheet(PDF) 2 Page - Linear Technology

LTC4001-1 Datasheet(HTML) 2 Page - Linear Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Datasheet Download

Link URL