Variable Capacitance Diode for tuner
HVC317B
Variable Capacitance Diode for tuner
ADE-208-445(Z) Rev 0 Apl. 1996 Features
• High capacitance ratio. (n =13.0...
Description
HVC317B
Variable Capacitance Diode for tuner
ADE-208-445(Z) Rev 0 Apl. 1996 Features
High capacitance ratio. (n =13.0 min) Ultra small Flat Package (UFP) is suitable for surface mount design.
Ordering Information
Type No. HVC317B Laser Mark A5 Package Code UFP
Outline
Cathode mark Mark 1
A5
2 1. Cathode 2. Anode
HVC317B
Absolute Maximum Ratings (Ta = 25°C)
Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 35 125 –55 to +125 Unit V °C °C
Electrical Characteristics (Ta = 25°C)
Item Reverse current Symbol I R1 I R2 Capacitance C1 C25 Capacitance ratio Series resistance Matching error Note: 1. n rs ∆ C/C*1 Min — — 9.00 0.60 13.0 — — Typ — — — — — — — Max 10 100 11.5 0.80 — 1.6 6.0 — Ω pF Unit nA Test Condition VR = 30V VR = 30V, Ta = 60 °C VR = 1V, f = 1 MHz VR = 25V, f = 1 MHz C1/ C25 VR = 5V, f = 470 MHz VR = 1 to 25V, f = 1 MHz
%
C.C system (Continuous Connected taping system) enable to make any 10 pcs of ∆ C/C continuous in a reel , expect extention to another group. Calculate Matching Error,
(Cmax-Cmin)
∆C/C=
Cmin
x 100 (%)
2
HVC317B
Main Characteristic
10 -6 10
Reverse current I R (A)
-7
12 f=1MHz 10
(pF) Capacitance C
10 10
-8
8
-9
6
10-10 10-11 10-12 10 -13 0
4
2
20 40 10 30 Reverse voltage V R (V)
50
0 1.0
10 Reverse voltage V R (V)
10
2
Fig.1 Reverse current Vs. Reverse voltage
Fig.2 Capacitance Vs. Reverse voltage
3.0 f=470MHz 2.5
Series resistance r s (Ω)
0.0
-0.5 2.0
LF =∆(LogC)/∆(LogVR )
2
1...
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