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HVC355B
Variable Capacitance Diode for VCO
ADE-208-416(Z) Rev 0 October 1996 Features
* * * High capacitance ratio. (n =2.20.min) Low series resistance. (rs=0.6max) Ultra small Flat Package (UFP) is suitable for surface mount design.
Ordering Information
Type No. HVC355B Laser Mark B1 Package Code UFP
Outline
Cathode mark Mark 1
B1
2 1. Cathode 2. Anode
HVC355B
Absolute Maximum Ratings (Ta = 25C)
Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 15 125 -55A+125 Unit V C C
Electrical Characteristics (Ta = 25C)
Item Reverse current Symbol IR1 IR2 Capacitance C1 C4 Capacitance ratio Series resistance n rs Min Typ Max 10 100 7.20 2.95 pF Unit nA Test Condition VR = 15V VR = 15V, Ta =60C VR = 1V, f = 1 MHz VR = 4V, f = 1 MHz
A\ A\
6.40 2.55 2.20
A\ A\ A\ A\ A\ A\
A\
0.6
A\
C1 / C4 VR = 1V, f = 470 MHz
A\
HVC355B
Main Characteristic
10-6 10
(A)
-7
12 f=1MHz 10
Capacitance C (pF)
Reverse current IR
10 10
-8
8
-9
6
10 10
-10
-11
4
10 10
-12
2
-13
0
4
8 12 16 Reverse voltage VR (V)
20
0 -1 10
1.0 Reverse voltage VR (V)
10
Fig.1 Reverse current Vs. Reverse voltage
Fig.2 Capacitance Vs. Reverse voltage
0.6 f=470MHz 0.5
Series resistance rs ( ) LF =(LogC)/(LogVR )
0
0.4
-0.5
0.3
0.2
-1.0
0.1
0
10-1
1.0 Reverse voltage VR (V)
10
-1.5 10-1
1.0 Reverse voltage VR (V)
10
Fig.3 Series resistance Vs. Reverse voltage
Fig.4 LF Vs. Reverse voltage
HVC355B
Package Dimensions
Unit : mm
Cathode Mark 1
B1
1.2 0.10 1.6 0.10
2 0.3 0.05 0.8 0.10
1. Cathode 2. Anode Hitachi Code JEDECCode EIAJCode Weight(g) UFP -- SC-79 0.0016 0.6 0.10

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