Copyright 2005

Rev: 3/30/2009

Microsemi

Microwave Products

75 Technology Drive, Lowell MA 01851 Tel: (978) 442-5600

Page 2

UM4300 / UM7300

SWITCHING / ATTENUATOR PIN DIODES

ELECTRICAL CHARACTERISTICS (@ 25°C unless otherwise specified)

Parameter

Symbol

Conditions

UM4300

UM7300

Units

Reverse Current (Max)

At rated voltage

10

10

u

A

Series Resistance(Max)

If = 100 mA, F= 100 MHz

1.5

3.0

Ohms

Series Resistance(Min)

If = 10 uA, F= 100 MHz

1000

3000

Ohms

Capacitance (Max)

2.2

0.7

pF

Parallel Resistance(Min)

200k

150k

Ohms

Carrier Lifetime(Min)

τ

6.0

4.0

us

I-Region Width (Min)

W

- -

250

250

um

TYPICAL RS VS IF

TYPICAL IF VS VF

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

Vf (V)

-5

10

-4

10

-3

10

-2

10

-1

10

0

10

TYPICAL

UM4300

UM7300

RP VS VR (UM4300)

RP VS VR (UM4300)

0

10

1

10

2

10

3

10

Vr (V)

0

10

1

10

2

10

100 MHz

500 MHz

1 GHz

3 GHz