Datasheet LTC4120, LTC4120-4.2 (Analog Devices) - 6

LTC4120/LTC4120-4.2
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Typical VFLOAT vs Temperature Typical VFB(REG) vs Temperature LTC4120-4.2
2.43 4.25 4 UNITS TESTED 4 UNITS TESTED 2.42 4.24 4.23 2.41 4.22 HIGH LIMIT HIGH LIMIT (V) 2.40 DUT1 VFB(REG) (V) 4.21 DUT1 VFLOAT DUT2 V (V) FB(REG) (V) DUT2 VFLOAT DUT3 V 4.20 DUT3 V 2.39 FB(REG) (V) FLOAT V FB(REG) DUT4 VFB(REG) (V) V FLOAT 4.19 DUT4 VFLOAT LOW LIMIT LOW LIMIT 2.38 DUT = DEVICE 4.18 UNDER TEST 4.17 2.37 4.16 2.36 4.15 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 TEMPERATURE (°C) TEMPERATURE (°C) 4120 G01 4120 G20
IN Pin Standby/Sleep Current vs IN Pin Disabled/Shutdown Current Temperature vs Temperature
180 60 2 UNITS TESTED 2 UNITS TESTED V V 160 IN = 15V IN = 15V 50 140 I 40 IN STANDBY FREQ = INTVCC IIN DISABLED 120 IIN STANDBY FREQ = INTVCC I IIN DISABLED (µA) IN STANDBY FREQ = GND I (µA) 30 I IN IN STANDBY FREQ = GND 100 I IN IIN SLEEP IIN SLEEP 20 IIN SD 80 IIN SD 60 10 40 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 4120 G02 4120 G03
BAT Pin Sleep/Shutdown Current Typical Battery Charge Current Typical RSNS Current Limit vs Temperature vs Temperature vs Temperature
8 402 1120 2 UNITS TESTED DUT1 7 VBAT = 4.2V 1100 DUT2 R 401 FB2 = 1.01M 1080 DUT3 6 RFB1 = 1.35M IBAT SLEEP 400 1060 5 IBAT SLEEP 399 1040 (µA) 4 (mA) (mA) 1020 I BAT 398 I CHG I PEAK 3 R 1000 PROG = 3.01k 397 2 UNITS TESTED 980 2 IBAT SHUTDOWN I FREQ = GND BAT SHUTDOWN FREQ = GND 960 1 396 FREQ = INTVCC FREQ = INTV 940 CC 3 UNITS TESTED 0 395 920 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 4120 G06 4120 G04 4120 G05 Rev. G 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuit Operation Applications Information Package Description Revision History Typical Application Related Parts