UPC1663G-E1(V2) Просмотр технического описания (PDF) - NEC => Renesas Technology
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UPC1663G-E1 Datasheet PDF : 5 Pages
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UPC1663G
TYPICAL PERFORMANCE CURVES (TA = 25°C)
PHASE SHIFTvs. FREQUENCY
0
-45
-90
-135
-180
100 k
Gain 2
Gain 1
1M
10 M
Frequency, f (Hz)
100 M
TYPICAL APPLICATIONS
• Photo Signal Detector
Vc
PIN PHOTO
DIODE
Vc
R2
75Ω
Q1
Vc + 5 V
2.2µ R5
1 kΩ
R4
50Ω
1000 pF
C1
1000 pF
50Ω R1 R3 50Ω
R6
C2
1 kΩ
2.2µ
Ve - 5 V
Since the input impedance of the IC falls when the gain rises, stable operation can
be achieved by inserting a FET buffer when necessary as illustrated above.
• Application for +5 V Single Supply
+5V
1000
+5V
50Ω
V+
1663
3k
2.2µ
1000
V-
50Ω
3k
2.2µ
1000
2.2µ
1000
RA
50Ω
1000
RA
50Ω
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