参数资料
型号: TDA4853/V2
厂商: NXP SEMICONDUCTORS
元件分类: 偏转
英文描述: HORIZ/VERT DEFLECTION IC, PDIP32
封装: PLASTIC, SDIP-32
文件页数: 36/63页
文件大小: 318K
代理商: TDA4853/V2
1999 Jul 13
41
Philips Semiconductors
Product specication
I2C-bus autosync deection controllers for
PC/TV monitors
TDA4853; TDA4854
Fig.24 Application and timing for feed forward mode.
a. Forward mode application.
b. Waveforms for normal operation.
c. Waveforms for fault condition.
handbook, full pagewidth
VBOP
VSTOP(BSENS)
toff
VRESTART(BSENS)
VHDRV
VBSENS
VBDRV
horizontal
flyback pulse
2
3
4
IMOSFET
5
1
ton
(discharge time of CBSENS)
MBG602
td(BDRV)
SOFT START
S
R
Q
VHDRV
VCC
6
R4(1)
OTA
2.5 V
VHPLL2
5
VBOP
VBSENS
VBDRV
34
INVERTING
BUFFER
3
2
4
DISCHARGE
HORIZONTAL
OUTPUT
STAGE
D2
TR1
R3
VBIN
CBSENS
CBOP
R1
R2
C1
D1
TR2
> 10 nF
>2 nF
horizontal
flyback pulse
1
IMOSFET
5
EHT
transformer
EHT adjustment
power-down
MGM081
(1) The recommended value for R4 is 1 k
.
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