SN65518, SN75518

VACUUM FLUORESCENT DISPLAY DRIVERS

SLDS004B – MARCH 1983 – REVISED MAY 1990

4–4

POST OFFICE BOX 655303

schematic of inputs and outputs

EQUIVALENT OF EACH INPUT

TYPICAL OF ALL Q OUTPUTS

TYPICAL OF SERIAL OUTPUT

VCC1

Input

GND

GND

VCC2

Output

VCC1

GND

Output

absolute maximum ratings over operating free-air temperature range (unless otherwise noted)

15 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

70 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Continuous total power dissipation

See Dissipation Rating Table

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

– 40

°C to 85°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SN75518

0

°C to 70°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–65

°C to 150°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Case temperature for 10 seconds: FN package

260

°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds: N package

260

°C

. . . . . . . . . . . . . . . . . . . . .

NOTE 1: Voltage values are with respect to network ground terminal.

DISSIPATION RATING TABLE

PACKAGE

TA ≤ 25°C

DERATING FACTOR

TA = 70°C

TA = 85°C

PACKAGE

A

POWER RATING

ABOVE TA = 25°C

A

POWER RATING

A

POWER RATING

FN

1700 mW

13.6 mW/

°C

1088 mW

884 mW

N

1250 mW

10.0 mW/

°C

800 mW

650 mW