8

FIGURE 5. CA3292A SINGLE PULSE INDUCTIVE FLYBACK CLAMP ENERGY SOA RATING CHART FOR EACH OUTPUT DRIVER

FIGURE 6. MAXIMUM POWER DISSIPATION RATING vs

TEMPERATURE FOR THE CA3272AQ, CA3292AQ

PLCC PACKAGE AND THE CA3272AM, CA3292AM

SOIC PACKAGE WITH NO ADDITIONAL PC

BOARD AREA FOR HEAT SINKINGS

FIGURE 7. MAXIMUM POWER DISSIPATION RATING vs

TEMPERATURE FOR THE CA3272AQ, CA3292AQ

PLCC PACKAGE AND THE CA3272AM, CA3292AM

SOIC PACKAGE WITH 2 SQ. IN. OF 1 OZ. COPPER

PC BOARD AREA FOR HEAT SINKING

110

100

10

100

SINGLE PULSE TIME (ms)

200

3

2

50

DO NOT

OPERATE ABOVE

THE DOTTED

LINES

550mH COIL - LINE 1

265mH COIL - LINE 2

136mH COIL - LINE 3

OUT x

R

L

LIMIT

1

SAFE OPERATING

AREA - BELOW

DOTTED LINES

0

0.5

1

1.5

2.0

PLCC

SOIC

0

0.5

1

1.5

2.0

SOIC/PLCC

CA3272A, CA3292A