FDMF6833C View Datasheet(PDF) - ON Semiconductor
Part Name
Description
MFG CO.
'FDMF6833C' PDF : 21 Pages View PDF
Typical Performance Characteristics
Test Conditions: VIN=12 V, VOUT=1 V, VCIN=5 V, VDRV=5 V, LOUT=250 nH, TA=25°C, and natural convection cooling,
unless otherwise specified.
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
4.0
VIN = 12V, VOUT = 1V, FSW = 300kHz, IOUT = 30A
4.5
5.0
5.5
6.0
Driver Supply Voltage, VDRV & VCIN (V)
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.5
VIN = 12V, VDRV & VCIN = 5V, FSW = 300kHz, IOUT = 30A
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Module Output Voltage, VOUT (V)
Figure 12. Power Loss vs. Driver Supply Voltage
1.01
VIN = 12V, VDRV & VCIN = 5V, FSW = 300kHz, VOUT = 1V, IOUT = 30A
1.00
Figure 13. Power Loss vs. Output Voltage
35
VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V, IOUT = 0A
30
25
0.99
20
15
0.98
10
0.97
200
250
300
350
400
450
500
Output Inductor, LOUT (nH)
Figure 14. Power Loss vs. Output Inductor
13
VIN = 12V, VOUT = 1V, FSW = 300kHz, IOUT = 0A
12
11
10
9
8
5
100 200 300 400 500 600 700 800 900 1000 1100
Module Switching Frequency, FSW (kHz)
Figure 15. Driver Supply Current vs. Switching
Frequency
1.06
VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V
1.04
1.02
FSW = 1000kHz
1.00
0.98
FSW = 300kHz
7
4.0
4.5
5.0
5.5
Driver Supply Voltage, VDRV & VCIN (V)
0.96
6.0
0
5
10 15 20 25 30 35 40 45
Module Output Current, IOUT (A)
Figure 16. Driver Supply Current vs. Driver Supply Figure 17. Driver Supply Current vs. Output Current
Voltage
© 2011 Fairchild Semiconductor Corporation
FDMF6833C • Rev. 1.0.4
9
www.fairchildsemi.com
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