Datasheet LT3007 (Analog Devices) - 7

LT3007 Series
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. GND Pin Current LT3007-5 GND Pin Current vs ILOAD SHDN Pin Thresholds
500 1000 1.5 VIN = 3.8V 1.4 450 VOUT = 3.3V 1.3 400 1.2 R 1.1 350 L = 250Ω, IL = 20mA 100 1 300 0.9 0.8 250 OFF TO ON 0.7 200 R 0.6 L = 500Ω, IL = 10mA PIN THRESHOLD (V) 10 0.5 150 GND CURRENT (µA) GND PIN CURRENT (µA) 0.4 ON TO OFF 100 R SHDN L = 50k, IL = 100µA 0.3 0.2 50 RL = 5k, IL = 1mA 0.1 0 1 0 0 1 2 3 4 5 6 7 8 9 10 0.001 0.01 0.1 1 10 100 –50 –25 0 25 50 75 100 125 150 INPUT VOLTAGE (V) LOAD (mA) TEMPERATURE (°C) 3007 G19 3007 G20 3007 G21
SHDN Pin Input Current SHDN Pin Input Current Current Limit
2.0 2.0 100 VOUT = 0V 1.8 1.8 90 1.6 1.6 80 VIN = 45V 1.4 1.4 70 1.2 1.2 60 1 1 50 0.8 0.8 VSHDN = 45V 40 VIN = 2V PIN INPUT CURRENT (µA) 0.6 PIN INPUT CURRENT (µA) 0.6 30 CURRENT LIMIT (mA) 0.4 0.4 SHDN SHDN 20 0.2 0.2 10 0 0 0 0 5 10 15 20 25 30 35 40 45 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 SHDN PIN VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 3007 G22 3007 G23 3007 G24
Reverse-Output Current Input Ripple Rejection Input Ripple Rejection
50 90 80 OUT = ADJ = 1.2V VIN = 2.1V + 50mVRMS 45 IN = SHDN = GND 80 VOUT = 600mV 70 40 ILOAD = 20mA 70 60 35 60 30 50 50 25 COUT = 10µF 40 40 20 30 15 30 20 10 ADJ 20 REVERSE OUTPUT CURRENT (µA) INPUT RIPPLE REJECTION (dB) COUT = 2.2µF INPUT RIPPLE REJECTION (dB) VIN = VOUT (NOMINAL) + 2V + 0.5VP-P 5 10 OUT 10 RIPPLE AT f = 120Hz I 0 LOAD = 20mA 0 0 –50 –25 0 25 50 75 100 125 150 10 100 1000 10000 100000 1000000 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) FREQUENCY (Hz) TEMPERATURE (°C) 3007 G25 3007 G26 3007 G27 3007fa For more information www.linear.com/LT3007 7