SMV1281-011 データシートの表示（PDF） - Alpha Industries

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SMV1281-011

Hyperabrupt Junction Tuning Varactor

Alpha Industries 

Hyperabrupt Junction Tuning Varactor

Features

s High Tuning Ratio

s SOD-323 Package

s Designed for High Volume, Low Cost

Applications

s Available in Tape and Reel Packaging

SMV1281-011

Description

The SMV1281-011 is a surface mount varactor diode in the

SOD-323 plastic package. It is designed for very high

capacitance tuning ratio while having low series resistance,

which makes this device especially attractive for wideband

VCO applications.

Absolute Maximum Ratings

Characteristic

Forward Current (IF)

Power Dissipation (PD)

Storage Temperature (TST)

Operating Temperature (TOP)

Value

20 mA

250 mW

-55°C to +150°C

-55°C to +125°C

Electrical Specifications at 25°C

Parameter

Reverse Current (IR)

Capacitance (CT)

Capacitance (CT)

Capacitance Ratio (CTR)

Series Resistance (RS)

Breakdown Voltage (VBR)

Condition

VR = 20 V

1V

20 V

1 V/20 V

VR = 1 V, F = 500 MHz

IR = 10 µA

Min.

Typ.

Max.

Unit

20.0

nA

7.8

8.6

9.5

pF

0.6

0.7

0.8

pF

12.0

1.7

Ω

24.0

V

Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com

1

Specifications subject to change without notice. 1/01A

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