Datasheet LTM4620A (Analog Devices) - 7

LTM4620A
TYPICAL PERFORMANCE CHARACTERISTICS 12V to 5V Load Step Response Output Current Sharing 12V to 1.5V Start-Up, No Load
12 11 10 500mV/DIV 100mV/DIV 9 8 7 5A/DIV 6 6A/µs STEP 5 4 50µs/DIV 4620A G10 10ms/DIV 4620A G12 3 CFF = 47pF EACH CHANNEL CURRENT (A) 12VIN, 1.5VOUT AT NO LOAD C 2 OUT = 100µF CERAMIC X7R COUT = 2 × 470µF, 4V SANYO POSCAP, 1 IOUT1 1 × 100µF, 6.3V CERAMIC IOUT2 SOFT-START CAPACITOR = 0.01µF 0 2 4 6 8 11 16 19 22 USE RUN PIN TO CONTROL START-UP TOTAL OUTPUT CURRENT (A) 4620A G11
12V to 1.5V, 0A Load 12V to 1.5V, 13A No Load Single Phase Start-Up, 13A Load Short-Circuit Testing Short-Circuit Testing
500mV/DIV 500mV/DIV 500mV/DIV 10A/DIV 1A/DIV 10ms/DIV 4620A G13 25ms/DIV 4620A G14 25ms/DIV 4620A G15 12VIN, 1.5VOUT AT 13A LOAD 12VIN, 1.5VOUT AT 0A LOAD 12VIN, 1.5VOUT AT 13A LOAD COUT = 2 × 470µF, 4V SANYO POSCAP, COUT = 2 × 470µF, 4V SANYO POSCAP, COUT = 2 × 470µF, 4V SANYO POSCAP, 1 × 100µF, 6.3V CERAMIC 1 × 100µF, 6.3V X5R CERAMIC 1 × 100µF, 6.3V X5R CERAMIC SOFT-START CAPACITOR = 0.01µF SOFT-START CAPACITOR = 0.01µF SOFT-START CAPACITOR = 0.01µF USE RUN PIN TO CONTROL START-UP USE RUN PIN TO CONTROL START-UP USE RUN PIN TO CONTROL START-UP 4620afc For more information www.linear.com/LTM4620A 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Typical Performance Characteristics Pin Functions Simplified Block Diagram Decoupling Requirements Operation Applications Information Typical Applications Package Description Package Photo Related Parts Design Resources