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Variable capacitance diodes for FM tuning
(The following is a product of ASAHI KASEI TOKO POWER DEVICES CORPORATION.)

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Type
Specification P/N
[ Package ]		 VR Max Capacitance (pF) Capacitance ratio Rs Max.
(Ω)		 Pin layout
Min. Typ. Max. VR
(V)		 Min. Typ. Max. VR
(V)
KV1700R
KV1700RTL-G
[ SOT23C-3 ]
Photo,KV1700R Catalog
Catalog,KV1700R
(170kB)

14
68.86
23.28		  
79.93
27.40
2
8
2.70		  
3.20
2/8
0.3

at 3V
100MHz
KV1700S
KV1700STL-G
[ SOT23-3 ]
Photo,KV1700S Catalog,KV1700S
(170kB)
KV1720R
KV1720RTL-G
[ SOT23C-3 ]
Photo,KV1720R Catalog,KV1720R
(170kB)

18
41.17
16.00		  
46.48
21.34
2
8
2.0		  
2.6
2/8
0.3

at 1V
100MHz
KV1720S
KV1720STL-G
[ SOT23-3 ]
Photo,KV1720S Catalog,KV1720S
(170kB)
KV1735R
KV1735RTL-G
[ SOT23C-3 ]
Photo,KV1735R Catalog,KV1735R
(180kB)

18
68.86
26.39
16.91		  
77.74
36.69
22.25
2
6
9
3.3		  
4.6
2/9
0.3

at 2V
100MHz
KV1735S
KV1735STL-G
[ SOT23-3 ]
Photo,KV1735S Catalog,KV1735S
(180kB)
KV1740R
KV1740RTL-G
[ SOT23C-3 ]
Photo,KV1740R Catalog,KV1740R
(170kB)

14
42.92
24.61		  
47.13
28.57
2
8
1.65		  
1.75
2/8
0.28

at 2V
100MHz
KV1740S
KV1740STL-G
[ SOT23-3 ]
Photo,KV1740S Catalog,KV1740S
(170kB)
KV1745R
KV1745RTL-G
[ SOT23C-3 ]
Photo,KV1745R Catalog,KV1745R
(170kB)

14
43.53
18.38		  
46.68
23.85
2
8
1.95		  
2.35
2/8
0.3

at 2V
100MHz
KV1745S
KV1745STL-G
[ SOT23-3 ]
Photo,KV1745S Catalog,KV1745S
(170kB)
KV1770R
KV1770RTL-G
[ SOT23C-3 ]
Photo,KV1770R Catalog,KV1770R
(170kB)

18
65.80
12.00
70.00
13.40
74.20
14.80
1
4.5
5.0		    
1/5
0.5

at 1.5V
100MHz
KV1770S
KV1770STL-G
[ SOT23-3 ]
Photo,KV1770S Catalog,KV1770S
(170kB)
KV1780R
KV1780RTL-G
[ SOT23C-3 ]
Photo,KV1780R Catalog,KV1780R
(170kB)

18
84.67
21.00
90.20
24.80
95.64
28.59
0.5
3
3.15
3.64		  
0.5/3
0.35

at 1.5V
100MHz
KV1780S
KV1780STL-G
[ SOT23-3 ]
Photo,KV1780S Catalog,KV1780S
(170kB)
TKV1790AS3
TKV1790AS3G0L
[ SOT23C-3 ]
Photo,TKV1790AS3 Catalog,TKV1790AS3
(170kB)

16
22.50
8.20
25.00
9.30
27.60
10.40
1
4
2.0
2.6		  
1/4
0.30

at 1.0V
470MHz
Type
Specification P/N
[ Package ]		 VR Max Min. Typ. Max. VR
(V)		 Min. Typ. Max. VR
(V)		 Rs Max.
(Ω)		 Pin layout
Capacitance (pF) Capacitance ratio
* The value in "VR (Max.)" is absolute maximum range.
* Do not use NC terminal for any purpose.
* These products are compliant to RoHS direction.

· Capacitance versus Reverse Voltage
C-V curves