ICs for Audio Common Use
AN7164
s Usage Notes
Standby-on (i.e. an application of 5 V to pin 6) under a high temperature may cause no-output due to the malfunction
of rapid discharging circuit of the ripple filter. To avoid this, it is necessary to forcibly flow a current of 1 mA into pin 1
at standby-on.
s Technical Information
• PD Ta curves of HSIP012-P-0000A
65
62.5
Infinite heat sink
60
55
PD Ta
Rth (j−c) = 2°C/W
Rth (j−a) = 42°C/W
50
45
41.7 1°C/W heat sink
40
35
31.3 2°C/W heat sink
30
3°C/W heat sink
25
20 5°C/W heat sink
17.9
15
10.4 10°C/W heat sink
10
5 Without heat sink
3.0
0
0
25
50
75
100
125
150
Ambient temperature Ta (°C)
s Application Circuit Example
2 kΩ
100 µF
VCC = 21 V
1 000 µF
0.047 µF
220 Ω
2
100 µF
4
1 µF
5
VIN
3
11
10
100 µF
2.2 Ω
0.1 µF
8Ω
7
100 µF 2.2 Ω
8
0.1 µF
0V 5V
3