bd5451efv ROHM Co. Ltd., bd5451efv Datasheet - Page 3

• Manufacturer Part Number: bd5451efv
• Description: Stereo Class D Speaker Amplifier
• Manufacturer: ROHM Co. Ltd.

●Package outline
●Block diagram
10
12
13
14
11
1
2
3
4
5
6
7
8
9
VCCA
REG_G
Selector
GNDA
REG3
FILP
FILA
Gain
I/F
I/F
I
2
S
GNDA
×8 Over
Output Short Protection
Output DC Voltage Protection
Under Voltage Protection
Over Voltage Protection
Clock Stop Protection
High Temperature Protection
Sampling
Digital
Filter
BD5451EFV
Modulator
PWM
Feedback
Feedback
Feedback
Feedback
Driver
Driver
Driver
Driver
FET
FET
FET
FET
1P
1N
2N
2P
VCCP1
VCCP2
REV. A
GNDP2
GNDP1
Lot No.
27
26
23
20
19
18
17
16
28
25
24
22
21
15
●Pin No., Pin name
(UNIT: mm)
PKG: HTSSOP-B28
Drawing No: EX199-5002-1
Pin No.
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
11
28
1
2
3
4
5
6
7
8
9
Pin name
ERROR
MUTEX
REG_G
VCCP2
OUT2P
GNDP2
OUT2N
OUT1N
GNDP1
OUT1P
VCCP1
SDATA
LRCLK
GNDA
MCLK
REG3
VCCA
RSTX
BCLK
GAIN
FILP
FILA
3/4