Datasheet LT3761A (Analog Devices) - 7

LT3761A
Typical perFormance characTerisTics TA = 25°C, unless otherwise noted. DIM/SS Voltage ISP/ISN Input Bias Current ISP/ISN Input Bias Current vs Current, Temperature vs CTRL Voltage, ISP = 48V vs CTRL Voltage, ISN = 0V
1.30 120 0 ISP 100 –40 1.25 T 80 ISN A = –45°C, 25°C –80 1.20 60 TA = 130°C –120 40 ISP DIM/SS VOLTAGE (V) 1.15 INPUT BIAS CURRENT (µA) ISN INPUT BIAS CURRENT (µA) –160 20 1.10 0 –200 –10 0 10 20 30 40 50 0 0.5 1 1.5 2 0 0.5 1 1.5 2 DIM/SS CURRENT (µA) CTRL (V) CTRL (V) 3761 G20 3761 G21 3761 G19
PWMOUT Duty Ratio PWMOUT Duty Ratio VISP-ISN Overcurrent Threshold vs Temperature, IDIM/SS = 0µA vs Temperature, IDIM/SS = 20µA vs Temperature
9.5 55 800 C CPWM = 47nF PWM = 47nF 9.0 53 700 8.5 51 600 TIO (%) (mV) ISP = 24V 8.0 Y RA 49 500 DUT V ISP-ISN 7.5 DUTY RATIO (%) ISN = 0V 47 400 7.0 6.5 45 300 –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) 3761 G24 3761A G22 3761 G23 3761af For more information www.linear.com/LT3761A 7 Document Outline Features Applications Description 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 Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts