Datasheet LT3091 (Analog Devices) - 10

LT3091
Typical perForMance characTerisTics TJ = 25°C, unless otherwise noted. Output Noise: 10Hz to 100kHz Output Noise: 10Hz to 100kHz Load Transient Response, –3VOUT
ILOAD 500mA/DIV VOUT VOUT 1mV/DIV 100µV/DIV ∆VOUT 100mV/DIV 1ms/DIV 3091 G38 1ms/DIV 3091 G39 20µs/DIV 3091 G40 VIN: –3.5V VIN: –3.5V ILOAD: 20mA TO 1.5A COUT: 10µF,
CSET: 20pF
COUT: 10µF,
CSET: 0.1µF
COUT: 10µF, CSET: 0.1µF VOUT: –2V VOUT: –2.5V VOUT: –3V IL: 1.5A IL: 1.5A VIN = –4V, SHDN = IN
Slow Input Supply Ramp-Up and Line Transient Response Ramp-Down Fast Input Supply Start-Up
0V 0V VIN V 500mV/DIV IN VOUT 2V/DIV 1V/DIV 0V ∆VOUT VIN VOUT 50mV/DIV 1V/DIV 1V/DIV 5µs/DIV 3091 G41 50ms/DIV 3091 G42 20µs/DIV 3091 G43 VIN: –5V TO –4V VIN: –5V TO 0V VIN: 0V TO –5V COUT: 10µF, CSET: 0.1µF COUT: 10µF, CSET: 0.1µF COUT: 10µF, CSET: 100pF VOUT: –3V VOUT: –3V TO 0V VOUT: 0V TO –3V IL: 1.5A, SHDN = IN IL: 1.5A, SHDN = IN IL: 1.5A, SHDN = IN
Fast Input Supply Start-Up Fast SHDN Start-Up Fast SHDN Start-Up
0V 0V 0V VIN VSHDN VSHDN 2V/DIV 2V/DIV 2V/DIV 0V 0V 0V VOUT VOUT VOUT 1V/DIV 1V/DIV 1V/DIV 5ms/DIV 3091 G44 20µs/DIV 3091 G45 5ms/DIV 3091 G46 VIN: 0V TO –5V VIN: –5V VIN: –5V COUT: 10µF, CSET: 0.1µF COUT: 10µF, CSET: 100pF COUT: 10µF, CSET: 0.1µF VOUT: 0V TO –3V IL: 1.5A, SHDN = IN 3091fa 10 For more information www.linear.com/LT3091 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts