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TDA1675 数据表(PDF) 4 Page - STMicroelectronics

部件名 TDA1675
功能描述  VERTICAL DEFLECTION CIRCUIT
PDF  11 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA1675 数据表(HTML) 4 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS
(Refer to A.C. test circuit of fig. 2, Tamb = 25
oC, VS = 24V, f = 50Hz, unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
IS
Supply Current
IY = 2APP
295
mA
I5
Sync Input Current Required to Sync
100
µA
V1
Flyback Voltage
Iy = 2App
50
V
V3
Peak-to-peak Oscillator Sawtooth
Voltage
I5 = 0
I5 = 100
µA
3.6
3.4
V
V
V10TH(L)
Start Scan Level of the Input Ramp
1.85
V
tFLY
Flyback Time
Iy = 2App
0.6
ms
tBLANK
Blanking Pulse Duration
fo = 50Hz, Tj = 75
oC
fo = 60Hz, Tj = 75
oC
1.33
1.4
1.17
1.47
ms
ms
fo
Free Running Frequency
Ro = 7.5k
Ω, Co = 330nF, Tj = 75oC
Ro = 6.2k
Ω, Co = 330nF, Tj = 75oC
42
43.5
52.5
46
Hz
Hz
∆f
Synchronization Range
I5 = 100
µA, Tj = 75oC14
16
Hz
Tj
Junction Temperature for Thermal
Shut-down
145
oC
VON
Peak-to-peak Output Noise
35
mVPP
0.22µF
YOKE
10mH
47µF
2200µF
R
f
1
2
13
14
15
12
7
8
9
10
11
100k
Ω
56k
Ω
220k
Ω
HEIGHT
4
6
3
S2
SERVICE
SWITCH
5
BLANKING
OUT
SYNC. IN
+V S
2.4k
Ω
1N4001
220µF
TDA 1675A
2.4k
Ω
LINEARITY
0.1µF
Co
0.1µF
0.1µF
IY
A
B
4.7k
Ω
(FREQ.)
t blank
100µA
t sync.
V10
V10thL
1/fo
GND
R f
1/fo
Iy
V3
1/fo
t
blank
S1 (R )
o
V1
1/fo
GND
t f Iy
Figure 2 : AC Test Circuit
TDA1675A
4/11



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