Datasheet LTC3613 (Analog Devices) - 7

LTC3613
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted Error Amplifier Transconductance Current Sense Voltage Maximum Current Sense Voltage vs Temperature vs ITH Voltage vs Temperature
1.80 120 120 100 V 1.75 100 RNG = 2V 80 1.70 60 80 40 1.65 60 20 VRNG = 1V 1.60 0 40 VRNG = 0.6V VRNG = 0.6V V TRANSCONDUCTANCE (mS) –20 RNG = 0.9V 1.55 CURRENT SENSE VOLTAGE (mV) VRNG = 1.3V 20 –40 VRNG = 1.6V VRNG = 2.0V MAXIMUM CURRENT SENSE VOLTAGE (mV) 1.50 –60 0 –50 –25 0 25 50 75 100 125 150 0 0.5 1 1.5 2 2.5 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) ITH VOLTAGE (V) TEMPERATURE (°C) 3613 G22 3613 G23 3613 G24
Input Undervoltage Lockout RUN and TRACK/SS Pull-Up RUN Thresholds vs Temperature Thresholds vs Temperature Currents vs Temperature
1.6 4.5 1.8 1.4 SWITCHING REGION 4.3 UVLO RELEASE 1.6 (INTVCC RISING) 1.2 RUN 4.1 1.4 1.0 STANDBY REGION 0.8 3.9 1.2 0.6 UVLO LOCK TRACK/SS 3.7 CURRENT (μA) (INTVCC FALLING) 1.0 RUN PIN THRESHOLDS (V) 0.4 SHUTDOWN REGION UVLO THRESHOLDS (V) 3.5 0.8 0.2 0 3.3 0.6 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3613 G25 3613 G26 3613 G27 3613fa 7