Datasheet LTM8028 (Analog Devices) - 5

LTM8028
Typical perForMance characTerisTics Input Current vs Output Current, Input Current vs Input Voltage, Output Current vs Input Voltage, 1.8VOUT Output Shorted Output Shorted
2500 1200 6.0 6VIN 12VIN 2000 24VIN 1000 5.8 36VIN 800 1500 5.6 600 1000 5.4 400 INPUT CURRENT (mA) INPUT CURRENT (mA) OUTPUT CURRENT (A) 500 200 5.2 0 0 5.0 0 1 2 3 4 5 0 10 20 30 40 0 6 12 18 24 30 36 OUTPUT CURRENT (A) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 8028 G10 8038 G11 8028 G12
Transient Response, Transient Response, Transient Response, Demo Board, 1V Demo Board, 1.2V Demo Board, 1.5V
VOUT VOUT VOUT 20mV/DIV 20mV/DIV 20mV/DIV IOUT I I 2A/DIV OUT OUT 2A/DIV 2A/DIV ∆IOUT ∆I ∆I 0.5A TO 5A OUT OUT 0.5A TO 5A 0.5A TO 5A 1µs 1µs 1µs RISE/FALL RISE/FALL RISE/FALL TIME TIME TIME 10µs/DIV 8028 G13 10µs/DIV 8028 G14 10µs/DIV 8028 G15 COUT = 100µF + 22µF + 10µF + 4.7µF COUT = 100µF + 22µF + 10µF + 4.7µF COUT = 100µF + 22µF + 10µF + 4.7µF
Transient Response, Output Current vs IMAX Voltage, Demo Board, 1.8V Output Noise, 1.8VOUT 12VIN
6 VOUT 20mV/DIV 5 IOUT 500µV/DIV 2A/DIV 4 ∆IOUT 0.5A TO 5A 3 1µs RISE/FALL TIME 20µs/DIV 8028 G16 1µs/DIV 8028 G17 2 OUTPUT CURRENT (A) COUT = 100µF + 22µF + 10µF + 4.7µF MEASURED WITH HP461A AMPLIFIER (150MHz BW) AT J5 BNC CONNECTOR 1 ON DC1738 DEMO BOARD fSW = 500kHz COUT = 137µF 0 5A LOAD 0 0.5 1.0 1.5 2.0 IMAX VOLTAGE (V) 8028 G18 8028fb For more information www.linear.com/LTM8028 5 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 Package Photo Revision History Typical Application Related Parts