Datasheet LTC4071 (Analog Devices) - 4

LTC4071
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. LBD/LBC vs Temperature LBD/LBC vs Temperature LBC vs IBAT (LBSEL = GND) (LBSEL = VCC)
4.3 4.2 3.7 4.1 LBSEL = GND ADJ = V LBC_V CC CC ADJ = VCC LBC_V 4.0 NTC = NTCBIAS 3.5 CC 3.9 I NTC = NTCBIAS BAT = –1mA IBAT = –1mA 3.8 3.3 (V) 3.7 CC LBSEL = V 3.6 3.1 3.5 CC LBC_BAT LBC_V LBD/LBC (V) LBD/LBC (V) LBC_BAT 3.3 3.4 2.9 LBD LBD 3.1 3.2 2.7 2.9 3.0 2.5 0.01 0.1 1 10 100 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 IBAT (mA) TEMPERATURE (°C) TEMPERATURE (°C) 4071 G01 4071 G02 4071 G03
RDS(ON) vs Temperature ICC vs VCC ICCQ vs Temperature
5.5 2000 1000 ADJ = V ADJ = V 1800 CC CC LBSEL = VCC 900 LBSEL = VCC 5.0 1600 NTC = NTCBIAS NTC = NTCBIAS 125°C RISING HBO LOW 1400 125°C FALLING 800 4.5 1200 25°C RISING (Ω) 25°C FALLING 700 (nA) 1000 –45°C RISING (nA) I CC –45°C FALLING I CCQ 600 R DS(ON) 4.0 800 600 500 3.5 400 400 200 3.0 0 300 –50 –25 0 25 50 75 100 125 0 0.5 1 1.5 2 2.5 3 3.5 4.0 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) VCC (V) TEMPERATURE (°C) 4071 G04 4071 G05 4071 G06
HBO Thresholds vs Temperature VF vs Temperature Load Regulation
250 4.25 4.125 ADJ = VCC LBSEL = VCC ADJ = FLOAT LBSEL = V ADJ = V CC CC NTC = NTCBIAS NTC = NTCBIAS NTC = NTCBIAS 4.20 4.120 200 LBSEL = VCC 4.15 4.115 150 ADJ = FLOAT HBOHY (V) 4.10 (V) 4.110 V F V CC 100 HBOTH/HY (mV) 4.05 4.105 HBOTH ADJ = GND 50 4.00 4.100 0 3.95 4.095 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 10 20 30 40 50 60 TEMPERATURE (°C) TEMPERATURE (°C) ICC (mA) 4071 G07 4071 G08 4071 G09 Rev. D 4 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 Operation Applications Information Package Description Revision History Typical Application Related Parts