CAT32
TYPICAL CHARACTERISTICS
(V IN = 3.6 V, T AMB = 25 ° C, C IN = 4.7 m F, C OUT = 1 m F, L = 6.8 m H, unless otherwise specified.)
600
600
500
400
300
500
400
300
VIN = 7 V
VIN = 2 V
200
2
3
4
5
6
7
200
? 50
? 25
0
25
50
75
100
125
2.0
1.6
1.2
0.8
0.4
INPUT VOLTAGE (V)
Figure 2. Quiescent Current vs. Input Voltage
2.0
1.6
1.2
0.8
0.4
TEMPERATURE ( ° C)
Figure 3. Quiescent Current vs. Temperature
0
2
3
4
5
6
7
0
? 50
? 25
0
25
50
75
100
125
35
INPUT VOLTAGE (V)
Figure 4. Switching Frequency vs. Input
Voltage
20
TEMPERATURE ( ° C)
Figure 5. Switching Frequency vs.
Temperature
30
25
20
R SET = 750 W
R SET = 1.13 k W
15
15
10
5
R SET = 1.50 k W
R SET = 2.26 k W
10
5
0
2
3
4
5
6
7
0
? 50
? 25
0
25
50
75
100
125
INPUT VOLTAGE (V)
Figure 6. LED Current vs. Input Voltage
http://onsemi.com
4
TEMPERATURE ( ° C)
Figure 7. LED Current vs. Temperature
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