Variable Capacitance Diode for VHF tuner
HVU307
Variable Capacitance Diode for VHF tuner
ADE-208-069E (Z) Rev 5 Nov. 1998 Features
• High capacitance ratio (n=1...
Description
HVU307
Variable Capacitance Diode for VHF tuner
ADE-208-069E (Z) Rev 5 Nov. 1998 Features
High capacitance ratio (n=12.0min) Low series resistance. (rs=0.85Ωmax) Ultra small R esin P ackage (URP) is suitable for surface mount design.
Ordering Information
Type No. HVU307 Laser Mark 7 Package Code URP
Outline
Cathode mark Mark 1
7
2 1. Cathode 2. Anode
HVU307
Absolute Maximum Ratings (Ta = 25°C)
Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 32 125 –55 to +125 Unit 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 — — 32.2 2.57 12.0 — —
Typ — — — — 12.5 — —
Max 10 100 37.5 3.00 — 0.85 2.0
Unit nA
Test Condition VR = 30V VR = 30V, 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
HVU307
Main Characteristic
-6
10 10
Reverse current I R (A)
60 f=1MHz 50
Capacitance C (pF)
-7
10 -8 10 10
-9
40
30
-10
20
10 10
-11
-12
10
10
-13
0
10
20
30
40
50
0
0.5
1.0
10 Reverse voltage V R (V)
30
Reverse voltage V R (V) Fig.1 Reverse current Vs. Reverse voltage 1.0 f=470MHz
Series resistance rs ( Ω )
Fig.2 Capacitance Vs....
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