VISHAY S391D Datasheet

Silicon PIN Diode

Features

D

Wide frequency range 10 MHz to 1 GHz

Applications

S391D

Vishay Telefunken

Current controlled HF resistance
in adjustable attenuators

Absolute Maximum Ratings

Tj = 25_C

Parameter Test Conditions Type Symbol Value Unit
Reverse voltage V
Forward current I
Junction temperature T
Storage temperature range T

Maximum Thermal Resistance

Tj = 25_C

Parameter Test Conditions Symbol Value Unit

Junction ambient on PC board 50mmx50mmx1.6mm R

thJA

Electrical Characteristics

Tj = 25_C

Parameter Test Conditions Type Symbol Min Typ Max Unit
Forward voltage IF=20mA V
Reverse current VR=30 V I
Diode capacitance f=100MHz, VR=0 C
Differential forward resistance f=100MHz, IF=1.5mA r
Reverse impedance f=100MHz, VR=0 z
Minority carrier lifetime IF=10mA, IR=10mA

F

R

D
f
r

t

94 9371

R

F

j

stg

40 60

5 k

30 V
50 mA

125

–55...+125

500 K/W

0.5 pF

4

°

C

°

C

1 V

50 nA

W

m

W

s

Document Number 85569
Rev. 2, 09-Apr-99 1 (3)

www.vishay.de • FaxBack [phone]

S391D

Vishay Telefunken

Characteristics (Tj = 25_C unless otherwise specified)

100

10

T

=25°C

amb

1

Scattering Limit

VF – Forward Voltage ( V )

F

I – Forward Current ( mA )

95 9735

0.1

0.01
0 0.4 0.8 1.2 1.6

Figure 1. Forward Current vs. Forward Voltage

Dimensions in mm

2.0

96 12070

www.vishay.de • FaxBack [phone] Document Number 85569

Rev. 2, 09-Apr-992 (3)