OSCILLATOR

VOLTAGE

REGULATOR

POWER

AMPLIFLIER

PREAMPLIFLIER

BUFFER

STAGE

SYNC

CIRCUIT

RAMP

GENERATOR

FLYBACK

GENERATOR

SYNC

YOKE

LINEARITY

TABS

HEIGHT

FREQ

1

C

P

C

C

2

3

3

R

R

B

C

C

C

57

R

G

6

9

8

2

712

1

10

11

4

35

TDA1170N

BLOCK DIAGRAM

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Supply Voltage at Pin 2

35

V

Flyback Peak Voltage

60

V

Power Amplifier Input Voltage

+ 10

– 0.5

V

V

Output Peak Current (non repetitive) at t = 2msec

2

A

Output Peak Current at f = 50Hz t

≤ 10µsec

2.5

A

Output Peak Current at f = 50Hz t > 10

µsec

1.5

A

100

mA

≤ 1.5msec

1.8

A

Pin 8 Current

± 20

mA

°C

°C (free air)

5

1

W

W

Storage and Junction Temperature

– 40, +150

°C

THERMAL DATA

Symbol

Parameter

Value

Unit

Thermal Resistance Junction-tab

Thermal Resistance Junction-ambient

Max

Max

12

70

°C/W

°C/W *

* Obtained with tabs soldered to printed circuit with minimized copper area.

TDA1170N

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