SOT23 SILICON DUAL
VARIABLE CAPACITANCE DIODE
ISSUE 2 JANUARY 1998
FEATURES
* VHF to UHF operation
* Common Cathode Dual Diode
* Monolithic construction
APPLICATIONS
* Mobile radios and Pagers
* Cellular telephones
* Voltage controlled Crystal Oscillators
PARTMARKING DETAIL ZDC833A C2A
ABSOLUTE MAXIMUM RATINGS.(Each Diode)
PARAMETER SYMBOL VALUE UNIT
Forward Current I
F
200 mA
Power Dissipation at T
amb
=25C P
tot
330 mW
Operating and Storage Temperature Range T
j
:T
stg
-55 to +150 C
ELECTRICAL CHARACTERISTICS (at T
amb
= 25C ). (Each Diode)
PARAMETER SYMBOL MIN. TYP. MAX. UNIT CONDITIONS.
Reverse Breakdown
Voltage
V
BR
25 V I
R
= 10
A
Reverse Leakage
Current
I
R
0.2 10 nA V
R
= 20V
Temperature
Coefficient
400 ppm/C V
R
= 3V, f=1MHz
Diode Capacitance C
d
29.7 33 36.3 pF V
R
= 2V, f=1MHz
Capacitance Ratio C
d
/ C
d
5.0 6.5 V
R
= 2V/20V, f=1MHz
Figure of Merit Q 200 V
R
= 3V, f=50MHz
ZDC833A
1
3
2
SOT23
1
3
2
ZDC833A
DIM Millimeters Inches
Min Max Min Max
A 2.67 3.05 0.105 0.120
B 1.20 1.40 0.047 0.055
C 1.10 0.043
D 0.37 0.53 0.0145 0.021
F 0.085 0.15 0.0033 0.0059
G NOM 1.9 NOM 0.075
K 0.01 0.10 0.0004 0.004
L 2.10 2.50 0.0825 0.0985
N NOM 0.95 NOM 0.37
1
2 3
PIN CONFIGURATION
Zetex plc.
Fields New Road, Chadderton, Oldham, OL9-8NP, United Kingdom.
Telephone: (44)161 622 4422 (Sales), (44)161 622 4444 (General Enquiries)
Fax: (44)161 622 4420
Zetex GmbH Zetex Inc. Zetex (Asia) Ltd. These are supported by
Streitfeldstrae 19 47 Mall Drive, Unit 4 3510 Metroplaza, Tower 2 agents and distributors in
D-81673 Mnchen Commack NY 11725 Hing Fong Road, major countries world-wide
Germany USA Kwai Fong, Hong Kong
Zetex plc 1997
Telefon: (49) 89 45 49 49 0 Telephone: (516) 543-7100 Telephone:(852) 26100 611
Fax: (49) 89 45 49 49 49 Fax: (516) 864-7630 Fax: (852) 24250 494 Internet:http://www.zetex.com
This publication is issued to provide outline information only which (unless agreed by the Company in writing) may not be used, applied
or reproduced for any purpose or form part of any order or contract or be regarded as a representation relating to the products or
services concerned. The Company reserves the right to alter without notice the specification, design, price or conditions of supply of any
product or service.
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