Variable Capacitance Diode for VCO
HVC369B
Variable Capacitance Diode for VCO
ADE-208-446B (Z) Rev.2 Mar. 2000 Features
• • • • Low capacitance and to be ...
Description
HVC369B
Variable Capacitance Diode for VCO
ADE-208-446B (Z) Rev.2 Mar. 2000 Features
Low capacitance and to be usable at GHz. High capacitance ratio. (n = 2.3 min) Low series resistance. (rs = 0.5Ω max) Ultra small F lat P ackage (UFP) is suitable for surface mount design.
Ordering Information
Type No. HVC369B Laser Mark B3 Package Code UFP
Outline
Cathode mark Mark 1
B3
2 1. Cathode 2. Anode
HVC369B
Absolute Maximum Ratings (Ta = 25°C)
Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 15 125 -55 to +125 Unit V °C °C
Electrical Characteristics (Ta = 25°C)
Item Reverse current Symbol I R1 I R2 Capacitance C1 C4 Capacitance ratio Series resistance n rs Min — — 4.65 1.85 2.3 — Typ — — — — — — Max 10 100 5.15 2.15 — 0.5 — Ω pF Unit nA Test Condition VR = 15V VR = 15V, Ta = 60 °C VR = 1V, f = 1 MHz VR = 4V, f = 1 MHz C1 / C4 VR = 1V, f = 470 MHz
2
HVC369B
Main Characteristic
-10
10
12 f=1MHz 10
Reverse current I R (A)
(pF) Capacitance C
10
-11
8
10
-12
6
4
10
-13
2
-14
10
0
4
8
12
16
20
0 0.1
Reverse voltage V R (V) Fig.1 Reverse current Vs. Reverse voltage
1.0 Reverse voltage V R (V)
10
Fig.2 Capacitance Vs. Reverse voltage
0.6 f=470MHz 0.5
Series resistance r s (Ω) LF =∆(LogC)/∆(LogVR )
0
0.4
-0.5
0.3
0.2
-1.0
0.1 0 0.1 -1.5 0.1
1.0 Reverse voltage V R (V)
10
1.0 Reverse voltage V R (V)
5.0
Fig.3 Series resistance Vs. Reverse voltage
Fig.4 Linearity factor Vs. Reverse voltage
3
HVC369...
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