HK 3490 - Harman Kardon Audio Service Manual (repair manual). Page 57

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ULTRA-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR
Rev.3.2
_00
 
S-808xxC Series
 
 
Seiko Instruments Inc. 
13 
 
 
Table 11 
 
Pin No. 
Pin name 
Pin description 
 
OUT 
Voltage detection output pin 
 
VDD 
Voltage input pin 
 3  VSS 
GND 
pin 
 
 
 
 
TO-92 
Bottom view 
1 
3 
2 
 
 
 
 
 
Figure 8 
 
 
 
 
 
„
  Absolute Maximum Ratings 
1.  Detection Voltage Typ. 1.4 V or Less Products 
Table 12 
(Ta
=25°C unless otherwise specified
Item 
Symbol 
Absolute maximum ratings  Unit 
Power supply voltage 
V
DD
−V
SS
 
7 V 
Output voltage  Nch open-drain output products
V
OUT
 
V
SS
−0.3 to V
SS
+7 
 
 
CMOS output products 
 
V
SS
−0.3 to V
DD
+0.3 
 
Output current 
I
OUT
 50 
mA 
Power dissipation 
P
D
 SC-82AB 
150 
mW 
  
SNT-4A 
140 
 
Operating ambient temperature 
Topr 
−40 to +85 
°C 
Storage temperature 
Tstg 
−40 to +125 
 
Caution  The absolute maximum ratings are rated values exceeding which the product could suffer 
physical damage. These values must therefore not be exceeded under any conditions.
 
2.  Detection Voltage Typ. 1.5 V or More Products 
Table 13 
(Ta
=25°C unless otherwise specified
Item  
Symbol 
Absolute maximum ratings  Unit 
Power supply voltage 
V
DD
−V
SS
 
12 V 
Output voltage  Nch open-drain output products
V
OUT
 
V
SS
−0.3 to V
SS
+12 
 
 
CMOS output products 
 
V
SS
−0.3 to V
DD
+0.3 
 
Output current 
I
OUT
 50 
mA 
Power dissipation 
P
D
 SC-82AB 
150 
mW 
  
SOT-23-5 
250 
 
  
SOT-89-3 
500 
 
  
SNT-4A 
140 
 
  
TO-92 
400 
 
Operating ambient temperature 
Topr 
−40 to +85 
°C 
Storage temperature 
Tstg 
−40 to +125 
 
Caution  The absolute maximum ratings are rated values exceeding which the product could suffer 
physical damage. These values must therefore not be exceeded under any conditions.
 
harman/kardon
HK 3490/230 Service Manual
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