NTE7183 Integrated Circuit Vertical Deflection Output Circuit for TV

NTE7183
Integrated Circuit
Vertical Deflection Output Circuit
for TV and Monitors
Description:
The NTE7183 is a monolithic integrated circuit in a 10−Lead SIP type package. This device is a full
performance and very efficient vertical deflection circuit intended for direct drive of a TV picture tube
in color and back & white televisions as well as in monitor and data displays.
Features:
D Ramp Generator
D Independent Amplitude Adjustment
D Buffer Stage
D Power Amplifier
D Flyback Generator
D Internal Reference Voltage
D Thermal Protection
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V
Flyback Peak Voltage, V1, V2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65V
Trigger Input Voltage, V3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Amplifier Input Voltage, V8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND to VS V
Output Peak−to−Peak Current, IO
(Non Repetitive, t = 2ms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6A
(t > 10µs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4A
Pin 10 DC Current (V1 < V9), I10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100mA
Pin 10 Peak to Peak Current (tfly < 1.5ms), I10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3A
Total Power Dissipation (TA = +60°C), Ptot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9W
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C
Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C
Thermal Resistance, Junction−to−Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10°C/W
Thermal Resistance, Junction−to−Ambient, RthJA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70°C/W
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
DC (VS = 30V)
Pin2 Quiescent Current
I2
I1 = 0, I10 = 0
−
16
36
mA
Pin9 Quiescent Current
I9
I1 = 0, I10 = 0
−
15
30
mA
Ramp Generator Bias Current
−I6
V6 = 0
−
−
0.5
µA
Ramp Generator Current
−I6
V6 = 0, −I4 = 20µA
18.5
20.0
21.5
µA
−
0.2
1.0
%
Ra = 30kΩ, Rb = 10kΩ, VS = 30V
17.0
17.8
18.6
V
Ra = 6.8kΩ, Rb = 10kΩ, VS = 15V
7.2
7.5
7.8
V
I1 = 0.5A
−
0.5
1.0
V
I1 = 1.2A
−
1.0
1.4
V
−I1 = 0.5A
−
1.1
1.6
V
−I1 = 1.2A
−
1.6
2.2
V
−I4 = 20µA
6.3
6.6
6.9
V
Ramp Generator Linearity
dl6/I6
Quiescent Output Voltage
V1
Out Saturation Voltage to GND
Out Saturation Voltage to VS
Reference Voltage
V1L
V1H
V4
V6 = 0 to 15V, − I4 = 20µA
Reference Voltage Drift Versus VS
dV4/VS VS = 10V to 30V
−
1
2
mV/V
Reference Voltage Drift Versus I4
dV4/dI4 l4 = 10µA to 30µA
−
1.5
2.0
mV/µA
4.26
4.40
4.54
V
Internal Reference Voltage
Vr
Output Stage Open Loop Gain
GV
f = 100Hz
−
60
−
dB
V9 − V10 Saturation Voltage
Vfs
−I10 = 1.2A
−
1.5
2.5
V
Pin10 Scanning Voltage
V10
I10 = 20mA
−
1.7
3.0
V
Trigger Input Threshold
V3
Note 1
2.6
3.0
3.4
V
Trigger Input Bias Current
I3
VIN = V3 − 0.2V
−
−
30
µA
Trigger Input Width
t3
Note 2
20
60
th
µA
DC (VS = 24V)
Operating Supply Voltage Range
VS
10
−
30
V
Peak−to−Peak Operating Current Range
I1
0.4
−
2.5
A
Supply Current
IS
IY = 2.4APP
−
315
−
mA
Flyback Voltage
V1
IY = 2.4APP
−
51
−
V
Sawtooth Pedestall Voltage
V7
−
1.85
−
V
Junction Temp. for Thermal Shutdown
TJS
−
145
−
°C
Note 1. The trigger input circuit can accept, with a metal option, positive and negative going input
pulses.
1.2 ts
Note 2. th =
where ts is the vertical period and VPP is ramp amplitude at Pin6.
VPP
Pin Connection Diagram
(Front View)
10 Flyback Generator
9 VS
8 Inverting Input
7 Buffer Output
6 Ramp Generator
5 GND
4 Height Adjustment
3 Trigger Input
2 Output Stage VS
1 Power Output
.933 (23.7) Max
.130 (3.3)
.118 (3.0)
.052 (1.32)
.126 (3.2)
.571
(14.5)
.693
(17.6)
1
.122 (3.1) Min
10
.033 (0.85) Min
.100 (2.54)
.900 (22.86)
.976 (24.8) Max
.280
(7.1)
Max