Datasheet LTC4120, LTC4120-4.2 (Analog Devices) - 8

LTC4120/LTC4120-4.2
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. IN Pin Shutdown Current IN Pin Standby Current vs VIN vs Input Voltage
220 80 VBAT = 4.21V VRUN = 0.4V 200 NTC = GND 70 60 180 IIN STBY FREQ HIGH 130°C 50 160 IIN STBY FREQ LOW 130°C (µA) IIN STBY FREQ HIGH 25°C (µA) 40 I IN I 140 IN STBY FREQ LOW 25°C I IN IIN STBY FREQ HIGH –45°C I 30 IN STBY FREQ LOW –45°C 120 20 I 100 IN SD TEMP = 125°C 10 IIN SD TEMP = 35°C IIN SD TEMP = –40°C 80 0 0 5 10 15 20 25 30 35 40 0 10 20 30 40 VIN (V) VIN (V) 4120 G15 4120 G16
IN Pin Disabled Current IN Pin Switching Current vs Input vs Input Voltage Voltage UVCL: ICHARGE vs Input Voltage
100 7 0.40 VRUN = 1.6V 130°C 25°C –45°C I 90 BAT TEMP = 125°C 6 0.35 IBAT TEMP = 35°C 80 IBAT TEMP = –40°C IICCQ(SWITCHING) FREQ HIGH 0.30 70 5 FREQ = INTVCC 60 0.25 4 (mA) (µA) 50 (mA) 0.20 I IN 40 I IN 3 I CHARGE 0.15 30 2 I 0.10 20 ICCQ(SWITCHING) FREQ LOW IIN SD TEMP = 125°C FREQ = GND 1 10 IIN SD TEMP = 35°C 0.05 I UVCL IN SD TEMP = –40°C IBAT = 0 0 0 0 0 10 20 30 40 10 15 20 25 30 35 40 11.90 11.95 12.00 12.05 12.10 12.15 12.20 VIN (V) VIN (V) VIN (V) 4120 G18 4120 G17 4120 G19 Rev. G 8 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