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參數(shù)資料
| 型號： | TDA8175 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | TV VERTICAL DEFLECTION OUTPUT CIRCUIT |
| 中文描述： | 電視垂直偏轉(zhuǎn)輸出電路 |
| 文件頁數(shù)： | 2/3頁 |
| 文件大?。?/td> | 55K |
| 代理商： | TDA8175 |
THERMAL PROTECTION
The thermalprotectioncircuit interveneswhen the
die temperaturesreaches 150
o
C and turns-off the
output power device.
PUMPING COMPENSATION
The device incorporatesaspecialpreampliflier,the
gainofwhichvarieswithchangesin supplyvoltage.
Thisfunctionallowsperfectcompensationofheight
variationscausedby changesin brightness.
ABSOLUTE MAXIMUMRATINGS
Symbol
V
S
V
5
, V
6
V
3
V
1
, V
7
I
O
I
O
Parameter
Value
35
60
+V
S
+V
S
2.5
Unit
V
V
Supply Voltage (PIn 2)
Flyback Peak Voltage
Voltage at PIn 3
Amplifier Input Voltage
Output Peak Current (non-repetitive, t = 2ms)
Output Peak Current at :
f = 50 or 60Hz, t
≤
10
μ
s
f = 50 or 60Hz, t > 10
μ
s
Pin 3 DC Current at V5 < V2
Pin 3 Peak-to-peak Flyback Current at f = 50 or60Hz, t
fly
≤
1.5ms
Total Power Dissipation at T
case
= 70
o
C
Storage and Junction Temperature
A
3
2
A
A
I
3
I
3
100
3
20
mA
A
W
o
C
P
tot
T
j
, T
stg
-40, +150
8
THERMAL DATA
Symbol
R
th (j-c)
Parameter
Value
3
Unit
o
C/W
Junction-case Thermal Resistance
Max.
8
ELECTRICALCHARACTERISTICS
(V
S
= 35V,T
amb
= 25
o
C unlessotherwise specified)
Symbol
I
2
I
6
I
1
V
3
V
5
V
5
Parameter
Test Conditions
Min.
Typ.
18
16
-0.1
1
19
1
0.7
1.6
1.3
4
0.61
8
2.7
50
140
Max.
36
36
-1
1.5
Unit
mA
mA
μ
A
V
V
V
V
V
V
%/V
V
%
V
k
o
C
Pin 2Quiescent Current
Pin 6Quiescent Current
Amplifier Input Bias Current
Pin 3Saturation to GND
Quiescent Output Voltage
Output Saturation Voltage to GND
V
1
= 1V
I
3
= 20mA
V
S
= 35V, R
a
= 39k
I
5
= 1.2A
I
5
= 0.7A
-I
5
= 1.2A
-I
5
= 0.7A
22V < V
S
< 30V
V
S
= 26V
1.4
1
2.2
1.8
V
5
Output Saturation Voltage to Supply
V
O
G
V
O
V
7
R
7
T
j
Ramp Amplitude versus Voltage Supply
AC Gain
DC Output Voltage Accuracy
Internal Bias
Input Resistance
Junction Temperature for ThermalShutdown
0.54
0.67
8
TDA8175
2/3
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