LTC4007_1 datasheet(2/24 Pages) LINER

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LTC4007

4007fa

TOP VIEW

GN PACKAGE

24-LEAD PLASTIC SSOP

DCIN

CHG

ACP

FAULT

GND

3C4C

LOBAT

NTC

ITH

PROG

SHDN

INFET

BGATE

PGND

TGATE

CLN

CLP

FLAG

CHEM

BAT

CSP

ICL

(Note 1)

Voltage from DCIN, CLP, CLN to GND ....... + 32V/– 0.3V

PGND with Respect to GND .................................

±0.3V

CSP, BAT to GND ....................................... +28V/– 0.3V

CHEM, 3C4C, RT to GND .............................. +7V/–0.3V

NTC ............................................................ +10V/– 0.3V

ACP, SHDN, CHG, FLAG,

FAULT, LOBAT, ICL .............................................. + 32V/–0.3V

CLP to CLN ...........................................................

±0.5V

Operating Ambient Temperature Range

(Note 4) ............................................. – 40

°C to 85°C

Operating Junction Temperature ......... – 40

°C to 125°C

Storage Temperature Range ................. – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec).................. 300

°C

ABSOLUTE MAXIMUM RATINGS

PACKAGE/ORDER INFORMATION

TJMAX = 125°C, θJA = 90°C/W

The

● denotes specifications which apply over the full operating

temperature range (Note 4), otherwise specifications are at TA = 25°C. VDCIN = 20V, VBAT = 12V unless otherwise noted.

ELECTRICAL CHARACTERISTICS

Order Options Tape and Reel: Add #TR

Lead Free: Add #PBF

Lead Free Tape and Reel: Add #TRPBF

Lead Free Part Marking: http://www.linear.com/leadfree/

ORDER PART NUMBER

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

LTC4007EGN

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

DCIN Operating Range

628

Operating Current

Sum of Current from CLP, CLN , DCIN

VTOL

Charge Voltage Accuracy

Nominal Values: 12.3V, 12.6V, 16.4V, 16.8V

–0.8

0.8

(Note 2)

●

–1.0

1.0

ITOL

Charge Current Accuracy (Note 3)

VCSP – VBAT Target = 100mV

– 4

●

–5

VBAT < 6V, VCSP – VBAT Target = 10mV

–60

≤ VBAT ≤ VLOBAT, VCSP – VBAT

–35

Target = 10mV

TTOL

Termination Timer Accuracy

RRT = 270k

●

–15

Shutdown

Battery Leakage Current

DCIN = 0V

●

µA

SHDN = 3V

●

–10

µA

UVLO

Undervoltage Lockout Threshold

DCIN Rising, VBAT = 0

●

4.2

4.7

5.5

Shutdown Threshold at SHDN

●

1.6

2.5

SHDN Pin Current

–10

µA

Operating Current in Shutdown

VSHDN = 0V, Sum of Current from CLP,

CLN, DCIN

Current Sense Amplifier, CA1

Input Bias Current Into BAT Pin

11.67

µA

CMSL

CA1/I1 Input Common Mode Low

●

CMSH

CA1/I1 Input Common Mode High

●

VCLN – 0.2

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