L6567 STMicroelectronics, L6567 Datasheet - Page 11

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L6567

Manufacturer Part Number
L6567
Description
HIGH VOLTAGE DRIVER FOR CFL
Manufacturer
STMicroelectronics
Datasheet

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Figure 5. Working frequency vs I
Figure 6. Frequency vs C
Figure 7. T
1 6 0 .0 0
1 2 0 .0 0
15 0 .0 0
14 0 .0 0
13 0 .0 0
11 0 .0 0
10 0 .0 0
1 60 .0 0
1 20 .0 0
8 0 .0 0
4 0 .0 0
1 5 0 . 0 0
1 4 0 . 0 0
1 3 0 . 0 0
1 1 0 . 0 0
1 0 0 . 0 0
9 0 .0 0
7 0 .0 0
6 0 .0 0
5 0 .0 0
3 0 .0 0
2 0 .0 0
1 0 .0 0
0 .0 0
80 .0 0
40 .0 0
9 0 . 0 0
7 0 . 0 0
6 0 . 0 0
5 0 . 0 0
3 0 . 0 0
2 0 . 0 0
1 0 . 0 0
2.40
2.00
1.60
1.20
0.80
0 .0 0
20 .00
0.2 0
40 .0 0
@ R
60 .0 0
DT
REF
0.4 0
80 .0 0
vs R
R re f= 30Ko hm
30 .00
1 00 .0 0
= 30Kohm
REF
1 2 0.00
0 .6 0
R re f [ K o h m ]
@ C
Irh v [m A ]
4 0.0 0
C f [p F ]
14 0 .0 0
T d t [ca lc u late d da ta]
F
F
@ R
16 0.0 0
0 .8 0
= 100pF
1 80 .0 0
50.00
REF
R ref= 30K ohm
Td t [m e as u re d d a ta]
R HV
20 0.0 0
1 .00
=30Kohm
2 20 .0 0
6 0.0 0
I = 1 m A
I = 0 . 5 m A
I= 0 .7 5 m A )
2 4 0.00
Cf= 56p F
Cf= 6 8p F
Cf=1 80 pF
1 .20
Cf=15 0pF
Cf=22 0pF
C f= 47pF
C f= 82pF
Cf= 100 pF
Cf= 120 pF
Figure 8. Frequency vs I
Figure 9. Frequency vs I
Figure 10. Frequency vs I
10 0.0 0
120.00
100.00
8 0.0 0
6 0.0 0
4 0.0 0
2 0.0 0
80 .0 0
60 .0 0
40 .0 0
20 .0 0
80.00
60.00
40.00
0 .20
0 .2 0
0.20
R r ef = 20 K
R r e f = 24 K
R r e f = 33 K
R re f = 3 6 K
R re f = 2 2 K
R re f = 2 7 K
R re f= 3 0 K
R re f = 3 9 K
R r e f= 43 K , 4 7 K , 5 1 K
R re f = 3 9K ,4 3 K
Rr ef = 2 4 K
R re f= 2 0 K
R re f = 2 7 K
R re f = 3 0 K
R re f = 3 3 K
R re f = 3 6 K
R r ef = 2 2 K
R re f= 39 K , 4 3 K, 4 7K , 5 1K
R r ef= 20 K
R re f= 24K
R re f=2 7K
R r ef= 22 K
R re f= 33K
Rr ef= 36 K
R re f= 30 K
0 .4 0
0 .40
0.40
0 .6 0
0.60
0 .60
Ir h v [m A ]
Ir h v [m A ]
RHV
Irh v [m A ]
RHV
RHV
0 .8 0
0.80
@ C
@ C
0.80
@ C
F
F
=100pF
F
= 82pF
=120pF
1 .0 0
1.00
1.00
L6567
1 .2 0
1.20
11/15
1.20

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