MP86883 – INTELLI-PHASE SOLUTION IN 6x6mm TQFN
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
VIN=12V, VOUT=1.2V, VDRV= VDD=5V, L=215nH, FSW=600kHz, TA=25°C, no droop, unless otherwise
noted.
Normalized Power Loss
vs. Output Voltage
1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
95
90
85
12
10
8
6
80
4
2
0
75
70
0
5 10 15 20 25 30 35 40 45 50 55
IOUT (A)
0
5 10 15 20 25 30 35 40 45 50 55
IOUT (A)
0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3
VOUT (V)
Normalized Power Loss
vs. Switching Frequency
Normalized Power Loss
vs. Inductance
1.20
1.18
1.16
1.14
1.12
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
60
55
50
45
40
35
30
400 FPM
200 FPM
No Airflow
25
20
15
10
300 400 500 600 700 800 9001000
FSW (kHz)
100 150 200 250 300 350400 450 500
0 10 20 30 40 50 60 70 80 90
Safe Operating Area
With Heat Sink
60
400 FPM
55
50
45
40
35
30
200 FPM
No Airflow
25
20
15
10
0
10 20 30 40 50 60 70 80 90
MP86883 Rev. 1.0
8/31/2020
www.MonolithicPower.com
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