TDA4866 데이터 시트보기 (PDF) - Philips Electronics
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TDA4866 Datasheet PDF : 20 Pages
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Philips Semiconductors
Full bridge current driven vertical deflection
booster
TEST AND APPLICATION INFORMATION
Product specification
TDA4866
handbook, full pagewidth
I1
(µA)
550
50
t I1
from driver circuit
TDA485x,
TDA4841PS
I1
(µA)
I2
550
50
t
TDA4866
1
2
3
4
5
6
7
8
9
Rm
GUARD
1Ω
output
VP
VFB
6Ω
Rref
2 kΩ
MED752
Fig.6 Test diagram.
handbook, full pagewidth
TDA4866
1
2
3
4
5
6
7
I1
from driver circuit
TDA485x,
TDA4841PS
Vshift
I2
25 kΩ
10 kΩ
VP
VFB
220 µF
RFB
(1)
Rm
1Ω
Ldeflcoil = 5.2 mH
Rdeflcoil = 4.2 Ω
CSP
RSP
(2)
Rp (2)
180 Ω Rref
1.6 kΩ
(1)
CFB
100 µF (VFB < 40 V)
8
9
GUARD
output
MED753
(1) Up to 60 V ≥ VFB ≥ 40 V, RFB = 100 Ω and CFB = 22 µF are required.
(2) CSP = 10 to 330 nF and RSP = 10 to 22 Ω are required. The value of CSP depends on minimum tflb/VFB.
Fig.7 Application diagram with driver circuit TDA485x, TDA4841PS.
2001 Aug 07
10
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