3

Low Tuning Voltage / Low Rs Silicon Hyperabrupt

Varactor Diode

Rev. V8

MA4ST1200 Series

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Visit www.macomtech.com for additional data sheets and product information.

M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make

changes to the product(s) or information contained herein without notice.

ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions

is considering for development. Performance is based on target specifications, simulated results,

and/or prototype measurements. Commitment to develop is not guaranteed.

PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology

Solutions has under development. Performance is based on engineering tests. Specifications are

typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.

Commitment to produce in volume is not guaranteed.

Typical Capacitance Values

Spice Model

MA4ST1230

MA4ST1240

Ct (pF)

Ct (pF)

0.5

10.170

7.016

1.0

7.839

5.424

1.5

6.062

4.213

2.0

4.840

3.370

2.5

4.053

2.829

3.0

3.527

2.466

3.5

3.155

2.208

4.0

2.877

2.016

4.5

2.661

1.865

5.0

2.488

1.746

MA4ST1230

1.1

12.7

3.136

2.6

MA4ST1240

1.1

8.65

3.170

2.6

Part Number

N

CJO

(pF)

Vj

(V)

M

Cp

Rs

Cj

Ls

Intrinsic Diode Model

N=N

Cj0=Cj0

Vj=Vj

Fc=0.5

BV=20 V

M=M

Parasitic Cp & Ls

Are per Above Table

Specifications subject to change without prior notification