(7) Output waveform starting time

varied by capacitor Cr connected to pin 12.

The minimum value of Cr is 47 µF.

(8) Electronic select switching level

.

Pin

Switch Mode

Switching Level

Clamp Voltage

Control Current

typ (flow-in)

(at operation

finish)

Mode

Operation Start

Operation

Finish

(+)

(–)

6

Normal/Metal

2.1 V

2.4 V

3.7 V

2 µA

Metal

Normal

9

Forward/Reverse

2.1 V

3.1 V

3.4 V

2 µA

Reverse

Forward

15

Normal/Higher

2.1 V

2.4 V

3.7 V

2 µA

Higher

Normal

As shown above, there is a difference in the switching level at three control pins (6, 9, 15) between operation start and

operation finish.

.

Switching level and mode at each pin (experimental value)

Example of rise waveform at pin 4 (or 17)

(Metal) (Higher)

Switching level region at pins 6, 15.

LA3246

No.2651-6/13