LTC4007-1 absoluTe MaxiMuM raTingspin conFiguraTion(Note 1) Voltage from DCIN, CLP, CLN to GND ... +32V/–0.3V TOP VIEW PGND with Respect to GND .. ±0.3V TE CSP, BAT to GND ... +28V/–0.3V CHG DCIN SHDN INFET BGA CHEM, 3C4C, R 24 23 22 21 20 T to GND .. +7V/–0.3V ACP 1 19 NC NTC .. +10V/–0.3V RT 2 18 PGND ACP, SHDN, CHG, FLAG, FAULT 3 17 TGATE FAULT, LOBAT, I GND 4 25 16 CLN CL .. +32V/–0.3V CLP to CLN ..±0.5V 3C4C 5 15 CLP LOBAT 6 14 Operating Ambient Temperature Range FLAG NTC 7 13 CHEM (Note 4) ... –40°C to 85°C 8 9 10 11 12 Operating Junction Temperature ... –40°C to 125°C ITH I CL CSP BAT Storage Temperature Range .. –65°C to 125°C PROG UFD PACKAGE 24-LEAD (4mm × 5mm) PLASTIC QFN TJMAX = 125°C, θJA = 90°C/W EXPOSED PAD (PIN 25), GND AND PGND SHOULD BE CONNECTED TOGETHER WITH A LOW OHMIC CONNECTION orDer inForMaTion http://www.linear.com/product/LTC4007-1#orderinfoLEAD FREE FINISHTAPE AND REELPART MARKINGPACKAGE DESCRIPTIONTEMPERATURE RANGE LTC4007EUFD-1#PBF LTC4007EUFD-1#TRPBF 40071 24-Lead Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. 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/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. elecTrical characTerisTicsThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA = 25°C. VDCIN = 20V, VBAT = 12V unless otherwise noted.SYMBOL PARAMETERCONDITIONSMINTYPMAXUNITS DCIN Operating Range 6 28 V IQ Operating Current Sum of Current from CLP, CLN, DCIN 3 5 mA VTOL Charge Voltage Accuracy Nominal Values: 12.3V, 12.6V, 16.4V, –0.8 0.8 % 16.8V (Note 2) l –1.0 1.0 % ITOL Charge Current Accuracy (Note 3) VCSP – VBAT Target = 100mV –4 4 % l –5 5 % VBAT < 6V, VCSP – VBAT Target = 10mV ±60 % 6V ≤ VBAT ≤ VLOBAT , VCSP – VBAT ±35 % Target = 10mV TSAMPLE Measured Sample Time RRT = 1190k l 42 60 ms Shutdown Battery Leakage Current DCIN = 0V l 20 35 µA SHDN = 3V l –10 10 µA UVLO Undervoltage Lockout Threshold DCIN Rising, VBAT = 0 l 4.2 4.7 5.5 V Shutdown Threshold at SHDN l 1 1.6 2.5 V 40071fa 2 For more information www.linear.com/LTC4007-1 Document Outline Description Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Operation Typical Application Related Parts