POWER

AMPLIFIER

4

5

7

THERMAL

PROTECTION

1

23

6

FLYBACK

GENERATOR

INVERTING INPUT

NON-INVERTING INPUT

OUTPUT

GROUND or NEGATIVE SUPPLY

SUPPLY

VOLTAGE

OUTPUT

STAGE

SUPPLY

FLYBACK

GENERATOR

STV9379A

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)

1.8

A

Maximum Sink Current (first part of flyback) (t < 1ms)

1.8

A

Maximum Source Current (t < 1ms) (see note 2)

1.8

A

ESD susceptibility : EIAJ Norm (200pF discharged through 0

Ω)

300

V

Operating Ambient Temperature

- 20, + 75

Storage Temperature

- 40, + 150

Junction Temperature

+150

Notes :

1.

Versus Pin 4.

2.

The output current can reach 5A 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

STV9379A

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