STV9378 Datasheet, PDF (2/5 Pages) STMicroelectronics – VERTICAL DEFLECTION BOOSTER

STV9378
BLOCK DIAGRAM
OUTPUT
SUPPLY ^STAGE
VOLTAGE ^SUPPLY
2
6
FLYBACK
GENERATOR
3
REFERENCE
VOLTAGE
FLYBACK
GENERATOR
INVERTING INPUT 1
NON-INVERTING INPUT
OR REFERENCE VOLTAGE
7
STV9378
POWER
AMPLIFIER
5 OUTPUT
4
GROUND
THER MAL
PROTECTION
ABSOLUTE MAXIMUM RATINGS
Symbol
VS
V₆
V₁ , V₇
I_O
I3
I3
To per
T_stg
Tj
Notes : 1.
2.
3.
Parameter
Supply Voltage (Pin 2) (see note 1)
Flyback Peak Voltage (Pin 6) (see note 1)
Amplifier Input Voltage (Pins 1-7) (see note 1)
Maximum Output Peak Current (see notes 2 and 3)
Maximum Sink Current (first part of flyback) (t < 1ms)
Maximum Source Current (t < 1ms)
Operating Ambient Temperature
Storage Temperature
Junction Temperature
Versus GND.
The output current can reach 4A peak for t ≤ 10µs (up to 120Hz).
Provided SOAR is respected (see Figures 1 and 2).
Value
50
100
- 0.3, + V_S
1.5
1.5
1.5
- 20, + 75
- 40, + 150
+150
THERMAL DATA
Symbol
Rth (j-c)
T_t
∆T_t
T_jr
Parameter
Junction-case Thermal Resistance
Temperature for Thermal Shutdown
Hysteresis on Tt
Recommended Max. Junction Temperature
Max.
Value
3
150
10
120
Unit
V
V
V
A
A
A
o_C
o_C
o_C
Unit
o_C/W
o_C
o_C
o_C
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