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KV1470

TOKO Inc
Part Number KV1470
Manufacturer TOKO Inc
Description VARIABLE CAPACITANCE DIODE
Published Mar 22, 2005
Detailed Description KV1470 VARIABLE CAPACITANCE DIODE FEATURES s s s s s Very Low Operating Voltage (1 to 4.5 V) Excellent Linearity (CV Cur...
Datasheet PDF File KV1470 PDF File

KV1470
KV1470

Overview
KV1470 VARIABLE CAPACITANCE DIODE FEATURES s s s s s 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 APPLICATIONS s FM Radio s Voltage Controlled Oscillator 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 C1 MAX 1 65.
80 69.
25 2 68.
27 71.
72 (Unit: pF) 3 70.
74 74.
20 20 P KV1470 3 ORDERING INFORMATION 1 2 KV1470 Tape/Reel Code TAPE/REEL CODE TL: Tape Left October 1999 TOKO, Inc.
Page 1 KV1470 ABSOLUTE MAXIMUM RATINGS Reverse Voltage 18 V Forward Current .
.
50 mA Power Dissipation .
100 mW Storage Temperature Range .
.
.
.
-55 to +150 °C Operating Temperature Range .
.
.
.
-55 to +85 °C Lead Soldering Temperature (10 s) .
.
235 °C ELECTRICAL CHARACTERISTICS Test conditions: TA = 25 °C SYMBOL V REV IREV C1 C4.
5 RS A PARAMETER Reverse Voltage Reverse Current Diode Capacitance 1 Diode Capacitance 4.
5 Series Resistance Capacitance Ratio TEST CONDITIONS IREV = 10 µA VREV = 10.
0 V VREV = 1.
0 V, f = 1 MHz VREV = 4.
5 V, f = 1 MHz VREV = 1.
5 V, f = 100 MHz C1 / C5 MIN 16 TYP MAX UNITS V 50 65.
80 12.
00 70.
00 13.
40 0.
43 5.
0 74.
20 14.
80 0.
5 nA pF pF Ω 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.
Page 2 October 1999 TOKO, Inc.
KV1470 TYPICAL PERFORMANCE CHARACTERISTICS CAPACITANCE vs.
REVERSE VOLTAGE 200 100 CAPACITANCE (pF) TA = 25 °C f = 1 MHz 10 n IREV (A) REVERSE CURRENT vs.
REVERSE VOLTAGE 100 n TA = 85 °C TA...


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