max5059auit Maxim Integrated Products, Inc., max5059auit Datasheet - Page 23

• Manufacturer Part Number: max5059auit
• Description: Parallelable, Secondary-side Synchronous Rectifier Driver And Feedback-generator Controller Ics
• Manufacturer: Maxim Integrated Products, Inc.

Figure 19. Efficiency at Nominal 3.3V Output Voltage vs. Load
Current (48V Nominal Input Voltage)
Figure 21. Turn-On Transient at Full Load (Resistive Load)
V
Parallelable Secondary-Side Synchronous Rectifier
OUT
95
90
85
80
75
70
65
60
Driver and Feedback-Generator Controller ICs
0
R
L
= 0.22Ω
______________________________________________________________________________________
2
4
LOAD CURRENT (A)
6
4ms/div
8
R20 = R26 = R36 = 0Ω
R20 = R26 = R36 = 0Ω
10
12
14
V
1V/div
I
5A/div
LOAD
OUT
Figure 20. Power Dissipation at Nominal 3.3V Output Voltage
vs. Load Current (48V Nominal Input Voltage)
Figure 22. Output Voltage Response to Step Change in Load
Current (I
LOAD
8
7
6
5
4
3
2
1
0
0
from 50%, max to 75%, max)
2
4
LOAD CURRENT (A)
6
1ms/div
R20 = R26 = R36 = 0Ω
8
R20 = R26 = R36 = 0Ω
10
12
14
V
100mV/div
I
5A/div
LOAD
OUT
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