Datasheet LT1962 (Analog Devices) - 8

LT1962 Series
Typical perForMance characTerisTics LT1962-5 GND Pin Current LT1962 GND Pin Current GND Pin Current vs ILOAD
8 8 8 TJ = 25°C TJ = 25°C VIN = VOUT(NOMINAL) + 1V 7 VIN = VSHDN 7 VIN = VSHDN 7 *FOR VOUT = 5V *FOR VOUT = 1.22V 6 RL = 16.7Ω 6 6 I R L = 300mA* L = 4.07Ω 5 5 IL = 300mA* 5 4 RL = 25Ω 4 4 IL = 200mA* 3 3 RL = 6.1Ω 3 R I L = 50Ω L = 200mA* GND PIN CURRENT (mA) 2 IL = 100mA* GND PIN CURRENT (mA) 2 GND PIN CURRENT (mA) 2 R 1 1 L = 12.2Ω I 1 L = 100mA* 0 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 50 100 150 200 250 300 INPUT VOLTAGE (V) INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 1962 G31 1962 G32 1962 G33
SHDN Pin Threshold (On-to-Off) SHDN Pin Threshold (Off-to-On) SHDN Pin Input Current
1.0 1.0 1.4 IL = 1mA 0.9 0.9 1.2 0.8 0.8 0.7 0.7 1.0 IL = 300mA 0.6 0.6 IL = 1mA 0.8 0.5 0.5 0.4 0.4 0.6 PIN THRESHOLD (V) PIN THRESHOLD (V) 0.3 0.3 PIN INPUT CURRENT (µA) 0.4 SHDN 0.2 SHDN 0.2 SHDN 0.2 0.1 0.1 0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 TEMPERATURE (°C) TEMPERATURE (°C) SHDN PIN VOLTAGE (V) 1962 G34 1962 G35 1962 G36
SHDN Pin Input Current ADJ Pin Bias Current Current Limit
1.6 35 1.0 VSHDN = 20V VOUT = 0V 1.4 0.9 30 0.8 1.2 25 0.7 1.0 20 0.6 0.8 0.5 15 0.6 0.4 PIN INPUT CURRENT (µA) 10 CURRENT LIMIT (A) 0.3 0.4 ADJ PIN BIAS CURRENT (nA) SHDN 0.2 0.2 5 0.1 0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 1962 G37 1962 G38 1962 G39 1962fa 1962fb 8 For more information www.linear.com/LT1962 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Applications Information Package Description Revision History Typical Application Related Parts