FDMF6833C Fairchild Semiconductor, FDMF6833C Datasheet - Page 9

• Manufacturer Part Number: FDMF6833C
• Manufacturer: Fairchild Semiconductor

© 2011 Fairchild Semiconductor Corporation
FDMF6833C • Rev. 1.0.3
Typical Performance Characteristics
Test Conditions: V
unless otherwise specified.
Figure 16.
Figure 12.
1.01
1.00
0.99
0.98
0.97
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
13
12
10
11
Figure 14.
9
8
7
4.0
200
4.0
V
V
IN
IN
= 12V, V
= 12V, V
Driver Supply Current vs. Driver Supply
250
Power Loss vs. Driver Supply Voltage
DRV
Driver Supply Voltage, V
Driver Supply Voltage, V
OUT
4.5
Power Loss vs. Output Inductor
4.5
IN
& V
V
=12V, V
= 1V, F
IN
CIN
Output Inductor, L
= 12V, V
300
= 5V, F
SW
Voltage
= 300kHz, I
OUT
OUT
SW
5.0
350
5.0
= 1V, F
= 300kHz, V
=1V, V
OUT
OUT
DRV
DRV
SW
400
(nH)
= 300kHz, I
& V
= 0A
& V
CIN
OUT
CIN
CIN
=5V, V
5.5
5.5
= 1V, I
(V)
(V)
450
OUT
OUT
= 30A
DRV
= 30A
=5V, L
500
6.0
6.0
9
Figure 17.
OUT
Figure 15.
1.06
1.04
1.02
1.00
0.98
0.96
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
35
30
25
20
15
10
=250nH, T
5
Figure 13.
100
0.5
0
V
IN
V
200
= 12V, V
IN
= 12V, V
1.0
5
Driver Supply Current vs. Output Current
V
300
A
Driver Supply Current vs. Switching
IN
Module Switching Frequency, F
=25°C, and natural convection cooling,
F
DRV
F
= 12V, V
SW
10
SW
Power Loss vs. Output Voltage
DRV
Module Output Voltage, V
& V
1.5
= 1000kHz
400
Module Output Current, I
= 300kHz
& V
CIN
15
DRV
CIN
= 5V, V
500
Frequency
= 5V, V
& V
2.0
20
CIN
600
OUT
= 5V, F
OUT
= 1V, I
2.5
25
= 1V
700
SW
OUT
OUT
= 300kHz, I
OUT
30
800
= 0A
SW
3.0
(V)
(A)
(kHz)
900
35
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OUT
3.5
1000 1100
= 30A
40
4.0
45