DATA SHEET • DME, DMF, DMJ SERIES SCHOTTKY MIXER DIODES

Phone [408] 946-1968 • Fax [408] 946-1960 • hirel.sales@skyworksinc.com • www.skyworksinc.com

203261B • Isolink Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 18, 2017

9

Table 9. Electrical Specifications: Epoxy Packaged Octo Quad Ring, N-Type Low, Medium, High Drive Schottky Diodes

Frequency

Band

Part Number

Barrier

VF @ 1.0 mA

(mV)

Rs

@ 5.0 mA

(

Ω)

Total

Capacitance

(CT) @ 0 V

(pF)

VB @ 10 uA

(V)

Minimum

Maximum

Maximum

Maximum

Minimum

S to X

DMF3938-257

Low

400

520

16

0.40

4

S to X

DME3939-257

Medium

600

800

16

0.40

6

S to X

DMJ3940-257

High

1000

1200

16

0.40

8

Typical Performance Characteristics

0.001

0

120

240

360

480

600

Forward Voltage (mV)

0.002

0.005

0.01

0.02

0.05

0.1

0.2

0.5

1.0

2.0

5.0

10.0

N Type

Medium Drive

(DME)

N Type Low

Drive (DMF)

P Type Zero

Bias

Figure 1. Typical Forward DC Characteristic Curves

(Voltage vs Current)

100

Local Oscillator Driver (mW)

200

300

400

500

600

700

ZIF

(

Ω)

6

7

8

9

10

11

12

NF

(dB)

0

1.0

2.0

3.0

4.0

5.0

6.0

0

0.05 0.1 0.2 0.5

1

2

5

10

ZIF

NF

CC

(mA)

CC

Figure 3. Typical X-Band Low Drive Mixer Diode RF Parameters vs

Local Oscillator Drive

0.001

0

0.480

0.960

1.440

1.920

2.400

Forward Voltage (mV)

0.002

0.005

0.01

0.02

0.05

0.1

0.2

0.5

1.0

2.0

5.0

10.0

N-Type High

Driver (DMJ)

1 Junction

N-Type High

Driver (DMJ)

2 Junctions

N-Type High

Driver (DMJ)

3 Junctions

Figure 2. Typical Forward DC Characteristic Curves

(Voltage vs current)