PI33XX-X0 Datasheet, PDF (26/42 Pages) List of Unclassifed Manufacturers – 8V to 36Vin Cool-Power ZVS B uck Regulator Family

PI33XX-X0
PI3303-X0 (12.0 Vout) Electrical Characteristics
Efficiency at 25°
100
95
90
85
80
75
70
65
60
55
50
012345
Load Current(A)
Regulator and inductor performance
1 7. 4 Vin
24V in
36V in
678
330301
Transient Response: 4A to 8A, at 5A/µs
24Vin to 12.0Vout
Cout = 4 X 22uF Ceramic
330302
Short Circuit Test
Output Ripple: Vin = 24V, Vout = 12V at 8A
330303
Switching Frequency vs. Load Current
1.6
1.4
1.2
1.0
0.8
0.6
1 7. 4 Vin
0.4
24V in
0.2
36V in
0.0
1
2
3
4
5
6
Load Current (A)
7
8
330305
Vout = 50mV/Div, 1.0us/Div
Cout = 4 X 22uF Ceramic
330304
Output Ripple: Vin = 24V, Vout = 12V at 4A
Vout = 50mV/Div, 1.0us/Div
Cout = 4 X 22uF Ceramic
330306
vicorpower.com
800 735.6200
Rev 1.4
11/2012
Cool-Power^®
Page 26 of 42