BD5423MUV Datasheet, PDF (10/17 Pages) Rohm – 17W+17W Class-D Speaker Amplifier for Analog Input

BD5423MUV
●Explanation of Pin Functions - Continued
No.
Symbol
Pin voltage
Pin description
10
PLMT3
Current-to-voltage conversion pin for
-
output power limiter function
Connect a register.
Technical Note
Internal equalizing circuit
11
PLMT4
3.5V
Bias pin for output power limiter function
Connect a register and a capacitor.
12
BSP1P
-
ch1 positive bootstrap pin
Connect a capacitor.
14, 15 VCCP1P
Vcc
ch1 positive power system power supply pin
16, 17 OUT1P
Vcc～0V
ch1 positive PWM signal output pin
Connect with output LPF.
18, 19 GNDP1
0V
ch1 power system GND pin
20, 21 OUT1N
Vcc～0V
ch1 negative PWM signal output pin
Connect with output LPF.
22, 23 VCCP1N
Vcc
ch1 negative power system power supply pin
25
BSP1N
-
ch1 negative bootstrap pin
Connect a capacitor
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10/16
2009.06 - Rev.A