ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Supply Voltage (pin 2)

50

V

Flyback Supply Voltage

100

V

Difference between Flyback Supply Voltage and Supply Voltage

50

V

Amplifier Input Voltage

Output Peak Current

Non-repetitive, t = 2ms

f = 50 or 60Hz, t

≤ 10µs

f = 50 or 60Hz, t > 10

µs

2

2

1.8

A

≤ 1.5ms

1.8

A

W

Storage Temperature

- 40, + 150

Junction Temperature

0, +150

THERMAL DATA

Symbol

Parameter

Value

Unit

Junction-case Thermal Resistance

Max.

3

ELECTRICAL CHARACTERISTICS

(refer to the test circuits - see Figure 1 next page)

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Operating Supply Voltage Range

10

42

V

Pin 2 Quiescent Current

10

20

mA

Pin 6 Quiescent Current

20

40

mA

Amplifier Bias Current

- 0.2

- 1

µA

Quiescent Output Voltage

Ω

Ω

23.4

17

24.2

17.8

25

18.5

V

Output Saturation Voltage to GND

1.2

1.5

V

Output Saturation Voltage to Supply

2.2

2.6

V

Diode Forward Voltage between Pins 5-6

1.5

3

V

Diode Forward Voltage between Pins 3-6

1.5

3

V

Input Resistance

200

k

Ω

Junction Temperature for Thermal

Shutdown

140

TDA8179FS

3/6