ETC HVC385B

HVC385B
Variable Capacitance Diode for VCO
ADE-208-1403A (Z)
Rev.1
Feb. 2002
Features
• High capacitance ratio. (n = 2.43 min)
• Low series resistance. (rs = 0.75 Ω max)
• Ultra small Flat Package (UFP) is suitable for surface mount design.
Ordering Information
Type No.
Laser Mark
Package Code
HVC385B
F6
UFP
Pin Arrangement
Cathode mark
Mark
1
F6
2
1. Cathode
2. Anode
HVC385B
Absolute Maximum Ratings
(Ta = 25°C)
Item
Symbol
Value
Unit
Reverse voltage
VR
15
V
Junction temperature
Tj
125
°C
Storage temperature
Tstg
−55 to +125
°C
Electrical Characteristics
(Ta = 25°C)
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse current
IR1
—
—
10
nA
VR = 10 V
IR2
—
—
100
C0.5
7.20
—
7.70
C2.5
2.70
—
3.20
Capacitance ratio
n
2.43
—
2.57
—
C0.5/C2.5
Series resistance
rS
—
—
0.75
Ω
VR = 1 V, f = 470 MHz
Capacitance
Rev.1, Feb. 2002, page 2 of 5
VR = 10 V, Ta = 60°C
pF
VR = 0.5 V, f = 1 MHz
VR = 2.5 V, f = 1 MHz
HVC385B
Main Characteristic
10-10
12
f=1MHz
10
10
Capacitance C (pF)
Reverse current IR (A)
-11
10-12
8
6
4
-13
10
2
10-14
0
10
5
Reverse voltage VR (V)
0
0.1
15
Fig.1 Reverse current vs. Reverse voltage
1.0
Reverse voltage VR (V)
10
Fig.2 Capacitance vs. Reverse voltage
0
1.0
f=470MHz
-0.2
LF = ∆(LogC)/∆(LogVR)
Series resistance rS (Ω)
0.8
0.6
0.4
0.2
0
-0.4
-0.6
-0.8
-1.0
0
2.0
4.0
1.0
3.0
Reverse voltage VR (V)
5.0
Fig.3 Series resistance vs. Reverse voltage
-1.2
0
1.0
2.0
3.0
4.0
5.0
Reverse voltage VR (V)
6.0
Fig.4 Linearity factor vs. Reverse voltage
Rev.1, Feb. 2002, page 3 of 5
HVC385B
Package Dimensions
As of July, 2001
1.2 ± 0.10
0.13 ± 0.05
1.6 ± 0.10
0.6 ± 0.10
0.3 ± 0.05
0.8 ± 0.10
Unit: mm
Hitachi Code
JEDEC
JEITA
Mass (reference value)
Rev.1, Feb. 2002, page 4 of 5
UFP
—
Conforms
0.0016 g
HVC385B
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Copyright © Hitachi, Ltd., 2002. All rights reserved. Printed in Japan.
Colophon 5.0
Rev.1, Feb. 2002, page 5 of 5