Pin Assignment
LA4425PV
44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23
LV4425PV
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
• Connect exposed die pad on the back side to GND with a large pattern.
• Pins whose names are not given next to the pin numbers are all “NC pins” that are not connected to the chip inside the
package, and they must not be used as relay pins.
Application Circuit Example
IN
+ 10
36 37
PREGND
LA4425PV
14
15
30 31
POWERGND
VCC
+
33 +
34
OUT
• On-chip overvoltage protection
• On-chip thermal protection
• On-chip pop noise reducing circuit
• On-chip output D.C. short protection
Pin Voltage at VCC = 13.2V
Characteristics
Input
Pin No.
10
Pin voltage
(reference value)
(≈ 2VBE)
1.4V
Pre GND
14, 15
0V
Power GND
30, 31
0V
Output
33, 34
(≈ 1/2VCC)
6.5V
VCC
36, 37
(VCC)
13.2V
No.A2011-4/8