PI33XX Datasheet, PDF (18/42 Pages) Vicor Corporation – 8V to 36Vin Cool-Power ZVS B uck Regulator Family

PI33XX-X0
PI3301-X0 (3.3 Vout) Electrical Characteristics
Efficiency at 25°C
100%
95%
90%
85%
80%
75%
70%
65%
12V
24V
60%
36V
55%
50%
012345678
Load Current (A)
Regulator and inductor performance
9 10
330101
Transient Response: 2A to 7A, at 5A/µs
24Vin to 3.3Vout
Cout = 4 x 100µF Ceramic
330102
Short Circuit
Output Ripple: 24Vin, 3.3Vout at 10A
330103
Switching Frequency vs. Load Current
700
600
500
400
300
12V
200
24V
36V
100
0
12345678
Load Current (A)
9 10
330105
Vout = 50mV/Div, 2.0us/Div
Cout = 4 x 100µF Ceramic
Output Ripple: 24Vin, 3.3Vout at 5A
Vout = 50mV/Div, 2.0us/Div
Cout = 4 x 100µF Ceramic
330104
330106
vicorpower.com
800 735.6200
Rev 1.4
11/2012
Cool-Power^®
Page 18 of 42