XR76115 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XR76115' PDF : 16 Pages View PDF
Efficiency and Thermal Characteristics
TAMBIENT=25°C, No Air flow, Inductor losses are included.
100
95
90
85
80
75
3.3V_CCM
3.3V_DCM
70
65
60
0.1
2.5V_CCM
1.8V_CCM
1.5V_CCM
1.2V_CCM
1.0V_CCM
1
IOUT (A)
2.5V_DCM
1.8V_DCM
1.5V_DCM
1.2V_DCM
1.0V_DCM
10
Figure 22: 5VIN, 600kHz, 0.47uH
XR76115
Figure 23: 12VIN, 600kHz
Figure 24: 22VIN, 400kHz
TAMBIENT vs IOUT
130
120
110
100
90
80
1.2
70
1.8
60
3.3
50
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
IOUT (A)
Figure 25: Package Thermal Derating, 12VIN
TAMBIENT vs IOUT
130
120
110
100
90
80
1.2
70
1.8
60
3.3
50
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
IOUT (A)
Figure 26: Package Thermal Derating, 5VIN
© 2015 Exar Corporation
10/16
www.exar.com
Rev. 1B
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