TOKOM KV1470TL Datasheet
KV1470
VARIABLE CAPACITANCE DIODE
FEATURES
■ Very Low Operating Voltage (1 to 4.5 V)
■ Excellent Linearity (CV Curve)
■ Large Capacitance Ratio (A1 = 5.0 minimum)
■ Two Diodes in a Miniature Package (SOT23-3)
■ Very Small Capacitance Deviation at Tape/Reel
DESCRIPTION
The KV1470 is a 5 volt range variable capacitance diode
designed for FM tuner applications. It contains two elements
housed in the miniature SOT23-3 surface mount package.
CLASSIFICATION
RANK
C
MIN 65.80 68.27 70.74
C
1
MAX 69.25 71.72 74.20
123
(Unit: pF)
APPLICATIONS
■ FM Radio
■ Voltage Controlled Oscillator
KV1470
3
ORDERING INFORMATION
KV1470
Tape/Reel Code
TAPE/REEL CODE
TL: Tape Left
20P
12
October 1999 TOKO, Inc. Page 1
KV1470
ABSOLUTE MAXIMUM RATINGS
Reverse Voltage....................................................... 18 V
Forward Current .................................................... 50 mA
Power Dissipation .............................................. 100 mW
ELECTRICAL CHARACTERISTICS
Test conditions: T
SYMBOL PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
= 25 °C
A
Storage Temperature Range ................... -55 to +150 °C
Operating Temperature Range ...................-55 to +85 °C
Lead Soldering Temperature (10 s) ......................235 °C
V
REV
I
REV
C
1
C
4.5
R
S
A Capacitance Ratio C
Note 1: Diode Capacitance measured with HP 4279A or equivalent instruments (at OSC level 20 mVrms, ± 5 mVrms).
Note 2: Series Resistance measured with HP 4191A or equivalent instruments.
Reverse Voltage I
Reverse Current V
Diode Capacitance 1 V
Diode Capacitance 4.5 V
Series Resistance V
= 10 µA 16 V
REV
= 10.0 V 50 nA
REV
= 1.0 V, f = 1 MHz 65.80 70.00 74.20 pF
REV
= 4.5 V, f = 1 MHz 12.00 13.40 14.80 pF
REV
= 1.5 V, f = 100 MHz 0.43 0.5
REV
/ C
1
5
5.0
Ω
Page 2 October 1999 TOKO, Inc.
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