Datasheet LT8362 (Analog Devices) - 6

LT8362
TYPICAL PERFORMANCE CHARACTERISTICS VIN Pin Current (Active Mode, VIN Pin Current (Active Mode, Not VIN Pin Current (Sleep Mode, Not Not Switching, Bias = 0V) Switching, Bias = 5V) Switching) vs Temperature vs Temperature vs Temperature
30 2.0 50 VIN = 12V V V 27 IN = 12V IN = 12V V 1.8 46 BIAS = 0V VBIAS = 0V VBIAS = 5V V 24 SYNC_MODE = 0V V 1.6 SYNC_MODE = FLOAT V 42 SYNC_MODE = FLOAT 21 1.4 38 18 1.2 34 15 1.0 30 12 0.8 26 PIN CURRENT (µA) PIN CURRENT (mA) PIN CURRENT (µA) 9 V IN 0.6 22 V IN V IN 6 0.4 18 3 0.2 14 0 0 10 –50 –25 0 25 50 75 100 125 150 175 –50 –25 0 25 50 75 100 125 150 175 –50 –25 0 25 50 75 100 125 150 175 JUNCTION TEMPERATURE (°C) JUNCTION TEMPERATURE (°C) JUNCTION TEMPERATURE (°C) 8362 G10 8362 G11 8362 G12
Switching Waveforms Switching Waveforms Switching Waveforms (in CCM) (in DCM/Light Burst Mode) (in Deep Burst Mode)
IL 500mA/DIV IL I 500mA/DIV L 500mA/DIV VSW V 20V/DIV VSW SW 20V/DIV 20V/DIV 1µs/DIV 8362 G13 1µs/DIV 8362 G14 1µs/DIV 8362 G15
VOUT Transient Response: Load VOUT Transient Response: Load Current Transients from 80mA to Current Transients from 160mA to Burst Frequency vs Load Current 320mA to 80mA 320mA to 160mA
2.5 FRONT PAGE APPLICATION FRONT PAGE APPLICATION FRONT PAGE APPLICATION VIN = 12V IOUT IOUT 2.0 VOUT = 48V 200mA/DIV 200mA/DIV VIN = 12V VIN = 12V 1.5 VOUT = 48V VOUT = 48V VOUT VOUT 1.0 500mV/DIV 500mV/DIV 0.5 SWITCHING FREQUENCY (MHz) 100µs/DIV 8362 G17 100µs/DIV 8362 G16 0 0 10 20 30 40 50 LOAD CURRENT (mA) 8362 G18 8362fa 6 For more information www.linear.com/LT8362 Document Outline FEATURES DESCRIPTION APPLICATIONS 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