TOKOM KV1471ETR Datasheet
KV1471E
VARIABLE CAPACITANCE DIODE
FEATURES
■ Very Low Operating Voltage (1 to 4.5 V)
■ Excellent Linearity (CV Curve)
■ Large Capacitance Ratio (A = 5 minimum)
■ Very Small URD Surface Mount Package
■ Very Small Capacitance Deviation at Tape/Reel
DESCRIPTION
The KV1471E is a 5 volt range variable capacitance diode
designed for FM tuner applications.
The KV1471E is available in a very small URD Surface
Mount Package.
CLASSIFICATION
RANK
C
MIN 30.16 33.30 36.77
C
1
MAX 33.63 37.13 40.99
12 3
(Unit: pF)
APPLICATIONS
■ Communications Equipment
■ Multi-Channel Cordless Telephone
■ Voltage Controlled Oscillator
■ UHF Wireless Communication Systems
KV1471E
Note: Rank is determined after testing and marked on the
reel. All the diodes on a reel have the same rank, but rank
can not be specified when ordering.
ORDERING INFORMATION
KV1471E
Tape/Reel Code
TAPE/REEL CODE
TR: Tape Right
August 1999 TOKO, Inc. Page 1
KV1471E
ABSOLUTE MAXIMUM RATINGS
Reverse Voltage........................................................ 18V
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
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 V 50 nA
REV
= 1 V, f = 1 MHz 30.16 35.60 40.99 pF
REV
= 4.5 V, f = 1 MHz 6.20 7.70 9.20 pF
REV
= 1.5 V, f = 100 MHz 0.8 1.0
REV
/ C
1
5
5.00
Ω
Page 2 August 1999 TOKO, Inc.
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