BD5423AEFS ROHM Co. Ltd., BD5423AEFS Datasheet - Page 10

• Manufacturer Part Number: BD5423AEFS
• Description: 17w+17w Class-d Speaker Amplifier For Analog Input
• Manufacturer: ROHM Co. Ltd.

© 2009 ROHM Co., Ltd. All rights reserved.
BD5423AEFS
●Explanation of Pin Functions (continued)
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11, 12
13, 14
15, 16
9, 10
7, 8
No.
17
18
19
6
WARNING
VCCP1N
VCCP1P
ERROR
GNDP1
OUT1N
Symbol
BSP1P
OUT1P
BSP1N
Pin voltage
Vcc～0V
Vcc～0V
H: 5V
H: 5V
L: 0V
L: 0V
Vcc
Vcc
0V
-
-
ch1 positive bootstrap pin
Connect a capacitor.
ch1 positive power system power supply pin
ch1 positive PWM signal output pin
Connect with output LPF.
ch1 power system GND pin
ch1 negative PWM signal output pin
Connect with output LPF.
ch1 negative power system power supply pin
ch1 negative bootstrap pin
Connect a capacitor.
Warning output pin
Pin to notify operation warning.
H: Under warning
L: Normal operation
Connect a resister.
Error output pin
A pin for notifying operation errors.
H: Error
L: Normal operation
Connect a resister.
Pin description
10/17
Internal equalizing circuit
2009.06 - Rev.A
Technical Note