CR6728A データシートの表示（PDF） - Philips Electronics
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CR6728A Datasheet PDF : 8 Pages
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Philips Semiconductors
Triple video driver hybrid amplifier
Product specification
CR6728A
handbook, full pagewidth
VS
+ supply
input
1 − 6V
BUFFER
− supply
C3
C4
C1
C2
R1
R2
R level
(optional)
1, 5, 9
2, 6, 10
4, 8,12
CR6728A
3, 7, 11
R bias
output
CL
− supply
MDA863
Rlevel and Rbias are intended to achieve the required output level and to optimize the frequency smearing performance.
Rlevel has to be adjusted to the required output level (approximately 2kΩ at VS = − 12 V).
Rbias has to be tuned for the best high frequency smearing performance (200 MHz burst).
Fig.4 Application test-circuit.
handbook, full pagewidth
10 nF
100 V
input
10 nF
100 V
680 pF
100 V 150 kΩ
4.3 kΩ
240 Ω 40 Ω
220 pF
8.2 kΩ
47 Ω
25 Ω
supply
10 nF
100 V
10 Ω
10 Ω
output
Supply voltages are internally connected.
40 Ω
330 pF
MDA864
Fig.5 Internal circuit, single amplifier.
1998 Jul 03
5
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