Variable Capacitance Diode for VCO
HVU355B
Variable Capacitance Diode for VCO
ADE-208-498(Z) Rev 0 Feb. 1997 Features
• High capacitance ratio. (n =2.20 m...
Description
HVU355B
Variable Capacitance Diode for VCO
ADE-208-498(Z) Rev 0 Feb. 1997 Features
High capacitance ratio. (n =2.20 min) Low series resistance. (rs=0.6Ωmax). Ultra small Resin Package (URP) is suitable for surface mount design.
Ordering Information
Type No. HVU355B Laser Mark B1 Package Code URP
Outline
Cathode mark Mark 1
B1
2 1. Cathode 2. Anode
HVU355B
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 — — 6.40 2.55 2.20 — Typ — — — — — — Max 10 100 7.20 2.95 — 0.6 — 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
HVU355B
Main Characteristic
10 10
Reverse current I R (A)
-6
12 f=1MHz
-7
10
(pF) Capacitance C
10 10 10 10
-8
8
-9
6
-10
-11
4
10 10
-12
2
-13
0
4
8
12
16
20
0 -1 10
1.0 Reverse voltage V R (V)
10
Reverse voltage V R (V) Fig.1 Reverse current Vs. Reverse voltage
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 -1.5 10-1
0 10-1
1.0 Reverse voltage V R (V)
10
1.0 Reverse voltage V R (V)
10
Fig.3 Series resistance Vs. Reverse voltage
Fig.4 Linearity factor Vs. Reverse voltage
3
HVU355B
Package Dimensions
Unit...
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