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參數(shù)資料
| 型號(hào)： | TDA8178 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | TV VERTICAL DEFLECTION BOOSTER |
| 中文描述： | 電視垂直偏轉(zhuǎn)升壓器 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大?。?/td> | 82K |
| 代理商： | TDA8178 |
ABSOLUTE MAXIMUMRATINGS
Symbol
V
S
V
5
, V
6
V
1
, V
7
I
O
Parameter
Value
50
100
+ V
S
Unit
V
V
Supply Voltage (pin 2)
Flyback Peak Voltage
Amplifier Input Voltage
Output Peak Current
Non-repetitive, t = 2ms
f = 50 or 60Hz, t
≤
10
μ
s
f = 50 or 60Hz, t > 10
μ
s
2
2
1.8
100
1.8
20
A
I
3
Pin 3 DC at V
5
< V
2
Pin 3 Peak Flyback Current at f = 50 or60Hz, t
fly
≤
1.5ms
TotalPower Dissipation at T
C
= 70
o
C
Storage Temperature
Junction Temperature
mA
A
W
o
C
o
C
P
tot
T
stg
T
j
- 40, + 150
0, +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
= 42V, T
A
= 25
o
C, unless otherwise specified) (refer to the test circuits - seeFigure 1 next page)
Symbol
V
S
I
2
I
6
I
1
V
3L
V
5
Parameter
Test Conditions
Min.
10
Typ.
Max.
42
20
40
- 1
1.8
Unit
V
mA
mA
μ
A
V
V
Operating Supply Voltage Range
Pin 2 Quiescent Current
Pin 6 Quiescent Current
Amplifier Bias Current
Pin 3 Saturation to GND
Quiescent Output Voltage
I
3
= 0
I
3
= 0
V
1
= 1V
I
3
= 20mA
I
5
= 0
I
5
= 0
10
20
- 0.2
1.3
V
S
= 42V
V
S
= 35V
I
5
= 1A
- I
5
= 1A
I
D
= 1A
I
D
= 1A
R
a
= 3.9k
R
a
= 5.6k
23.4
17
24.2
17.8
1.2
2.2
1.5
1.5
2.2
2
100
25
18.5
1.5
2.6
3
3
2.3
4
150
V
5L
V
5H
V
D5 - 6
V
D3 - 2
V
7
V
7
/
V
S
K
T
Output Saturation Voltage to GND
Output Saturation Voltage to Supply
Diode Forward Voltage between Pins 5-6
Diode Forward Voltage between Pins 3-2
Internal Reference
Reference Voltage Drift versus V
S
Reference Voltage Drift versus T
j
V
V
V
V
V
2.1
V
S
= 24 to 42V
T
j
= 0 to 125
o
C
K
T
=
V
7
10
6
T
j
V
7
mV/V
ppm/
o
C
R
1
T
j
Input Resistance
Junction Temperature for Thermal
Shutdown
200
140
k
o
C
8
TDA8178S
3/6
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