Variable Capacitance Diode for VHF tuner
HVU300B
Variable Capacitance Diode for VHF tuner
ADE-208-408 (Z) Rev 0 Dec. 1998 Features
• • • • Low matching error. (...
Description
HVU300B
Variable Capacitance Diode for VHF tuner
ADE-208-408 (Z) Rev 0 Dec. 1998 Features
Low matching error. (∆C/C =2.0%max) High capacitance ratio. (n =17.0min) Low series resistance. (rs=1.1Ωmax) Ultra small R esin P ackage (URP) is suitable for surface mount design.
Ordering Information
Type No. HVU300B Laser Mark A1 Package Code URP
Outline
Cathode mark Mark 1
A1
2 1. Cathode 2. Anode
HVU300B
Absolute Maximum Ratings (Ta = 25°C)
Item Peak reverse voltage Reverse voltage Junction temperature Storage temperature Note 1. RL=10KΩ Symbol VRM* VR Tj Tstg
1
Value 35 34 125 –55 to +125
Unit V V °C °C
Electrical Characteristics (Ta = 25°C)
Item Reverse current Symbol I R1 I R2 Capacitance C2 C25 Capacitance ratio Series resistance Matching error Note 1. n rS ∆C/C*
1
Min — — 47.0 2.65 17.0 — —
Typ — — — — — — —
Max 10 100 53.0 3.0 — 1.1 2.0
Unit nA
Test Condition VR = 32V VR = 32V, Ta= 60°C
pF
VR = 2V, f = 1MHz VR = 25V, f = 1MHz
— Ω %
C2/C25 VR = 5V, f = 470MHz VR = 2 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
HVU300B
Main Characteristic
10 –6 10
–7
100 f = 1MHz 80
Reverse current I R (A)
(pF)
60
10
–8
10–10 10 –11 10
–12
Capacitance C
10 –9
40
20
10
–13
0 10 20 30 40 50 Reverse voltage V R (V)
0
1.0
10 Reverse voltage V R (V)
40
Fig.1 Reverse current Vs. ...
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