AN8814SB
Pin No.
Description
15
Motor driver-2 reverse rotation output pin
16
Motor driver-2 forward rotation output pin
17
Motor driver-1 reverse rotation output pin
18
Motor driver-1 forward rotation output pin
19
Driver GND pin 1
20
Driver power supply pin 1
21
1/2 PV
CC
output pin 1
22
V
REF
input pin
23
Motor driver-1 input pin
24
PC (power cut) input pin 1
25
Motor driver-2 input pin
26
PC (power cut) input pin 2
27
Motor driver-3 input pin
28
Motor driver-4 input pin
Fin
GND pin
■
Pin Descriptions
Pin No.
Description
1
Base control pin for an external transistor
of 3.3 V regulator
2
3.3 V regulator output monitor pin
3
N.C. pin
4
Op-amp. output pin
5
Op-amp. inverted input pin
6
Op-amp. non-inverted input pin
7
Power supply pin
8
1/2 PV
CC
output pin 2
9
Driver power supply pin 2
10
Driver GND pin 2
11
Motor driver-4 reverse rotation output pin
12
Motor driver-4 forward rotation output pin
13
Motor driver-3 reverse rotation output pin
14
Motor driver-3 forward rotation output pin
Parameter
Symbol
Range
Unit
Supply voltage
SV
CC
, PV
CC1
, PV
CC2
4.0 to 14
V
■
Recommended Operating Range
Parameter
Symbol
Rating
Unit
Supply voltage
SV
CC
17
V
Supply current
I
CC
mA
Power dissipation
*2
P
D
542
mW
Operating ambient temperature
*1
T
opr
−
30 to
+
85
°C
Storage temperature
*1
T
stg
−
55 to
+
150
°C
■
Absolute Maximum Ratings
Note) *1: Except for the operating ambient temperature and storage temperature, all ratings are for T
a
=
25
°
C.
*2: T
a
=
85
°
C.
Referring to "
■
Application Circuit Example", following the allowable power dissipation characteristic curve of "
■
Application Notes".
HD755
28
Summary of Contents for HD 755
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Page 55: ...HD755 MAINBOARD 55 AN4801SB ...
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Page 60: ...POWER SWITCH PCB HEADPHONES PCB HD755 60 ...
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Page 64: ...02 Z 000A01 02 B01 A01 02 02 A A A 02 C 9475 001000 012 ...
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