POWER

AMPLIFIER

4

5

7

THERMAL

PROTECTION

1

2

6

3

INVERTING INPUT

NON-INVERTING INPUT

OUTPUT

GROUND or NEGATIVE SUPPLY

FLYBACK

SUPPLY

OUTPUT

STAGE

SUPPLY

SUPPLY

VOLTAGE

STV9379F

BLOCK DIAGRAM

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Supply Voltage (Pin 2) (see note 1)

50

V

Flyback Peak Voltage (Pin 6) (see note 1)

100

V

Amplifier Input Voltage (Pins 1-7) (see note 1)

V

Maximum Output Peak Current (see notes 2 and 3)

1.5

A

Maximum Sink Current (t < 1ms)

1.5

A

Maximum Source Current (t < 1ms) (in the diode, see Block Diagram)

(see note 2)

1.5

A

ESD susceptibility : EIAJ Norm (200pF discharged through 0

Ω)300

V

Voltage Difference between Flyback Supply and Supply Voltage

50

V

Operating Ambient Temperature

- 20, + 75

Storage Temperature

- 40, + 150

Junction Temperature

+150

Notes :

1.

Versus Pin 4.

2.

The output current can reach 4A peak for t

≤ 10µs (up to 120Hz).

3.

Provided SOAR is respected (see Figures 1 and 2).

THERMAL DATA

Symbol

Parameter

Value

Unit

Junction-case Thermal Resistance

Max.

3

Temperature for Thermal Shutdown

150

10

Recommended Max. Junction Temperature

120

STV9379F

2/5