Datasheet LTC4000 (Analog Devices) - 6

LTC4000
Typical perForMance characTerisTics Input Quiescent Current and Battery Float Voltage Feedback, Output Battery Quiescent Current Over Battery Only Quiescent Current Voltage Regulation Feedback and VM Temperature Over Temperature Falling Threshold Over Temperature
1.0 100 1.20 VIN = VBAT = 15V VCSN = 15.5V I V 1.19 IN BAT = 60V 10 1.18 VOFB_REG V V BAT = 15V 1.17 VM(TH) 1 1.16 (mA) 0.1 (µA) TAGE (V) 1.15 /I BAT IBAT I BAT 0.1 V I IN BAT = 3V 1.14 VBFB_REG PIN VOL 1.13 0.01 1.12 1.11 0 0.001 1.10 –60 –40 –20 0 20 40 60 80 100 120 140 –60 –40 –20 0 20 40 60 80 100 120 140 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 4000 G01 4000 G02 4000 G03
Battery Thresholds: Rising Recharge, Instant-On Regulation and Falling Low Battery As a Percentage of Battery IL and CL Pull-Up Current Over Maximum Programmable Current Float Feedback Over Temperature Temperature Limit Voltage Over Temperature
100 –45.0 1.015 95 VRECHRG(RISE) 1.010 90 –47.5 (%) (V) 1.005 85 VOUT(INST_ON) BFB_REG (µA) 80 –50.0 1.000 /I CL /V IBMON 75 I IL V IIMON 0.995 PERCENT OF V 70 V –52.5 LOBAT 0.990 65 60 –55.0 0.985 –60 –40 –20 0 20 40 60 80 100 120 140 –60 –40 –20 0 20 40 60 80 100 120 140 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 4000 G04 4000 G05 4000 G06
Current Sense Offset Voltage Current Sense Offset Voltage Over CX Comparator Offset Voltage with Over Temperature Common Mode Voltage Range VIBMON Falling Over Temperature
300 300 20 VMAX(IN,CLN) = VMAX(CSP, CSN) = 15V 19 18 200 200 17 16 15 100 100 V 14 OS(CSP, CSN) VOS(CSP, CSN) V) V) (mV) 13 (µ 0 (µ 0 12 11 V OS V OS 10 V V –100 OS(IN, CSN) –100 OS(IN, CSN) V CX,IBMON 9 8 7 –200 –200 6 5 4 –300 –300 3 –60 –40 –20 0 20 40 60 80 100 120 140 0 10 20 30 40 50 60 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE (°C) VMAX(IN, CLN)/VMAX(CSP, CSN) (V) TEMPERATURE (°C) 4000 G07 4000 G08 4000 G09 4000fb 6 For more information www.linear.com/LTC4000 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts