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PRODUCT SPECIFICATION
RC5050
5
Typical Operating Characteristics
(VCCA, VCCD = 5V, fosc = 280 KHz, and T
A
= +25
°
C using circuit in Figure 1, unless otherwise noted)
Efficiency vs. Output Current
65-5050-03
80.0
78.0
76.0
74.0
82.0
84.0
86.0
88.0
90.0
92.0
1
3
5
7
9
11
13
V
OUT
= 3.3V
V
OUT
= 2.8V
V
OUT
= 2.5V
14.5
Output Current (A)
E
Load Regulation, V
OUT
= 2.8 V
2.77
2.76
2.75
2.74
2.73
2.78
2.79
2.80
2.81
2.82
2.83
1
3
5
7
9
11
13
14.5
Output Current (A)
V
O
Output Voltage vs. Output Current,
R
SENSE
= 6m
1.0
0.5
0
1.5
2.0
2.5
3.0
3.5
0
5
10
15
20
25
Output Current (A)
Output Programming, VID4 = 0
1.0
1.5
2.0
2.5
3.0
3.5
1.0
1.5
2.0
2.5
3.0
3.5
1.30
1.40
1.50
1.60
1.70
1.80
1.90
2.0
2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8
2.9 3.0 3.1 3.2 3.3 3.4 3.5
DAC Set Point
V
O
V
O
Output Programming, VID4 = 1
DAC Set Point
V
O
18
39
75
150
300
561
C
EXT
(pf)
Oscillator Frequency vs. C
EXT
50
250
450
650
850
1050
1250
F