LRC HVU306B Datasheet

V ariable Capacitance Diode
for VHF T uner

LESHAN RADIO COMPANY, LTD.

HVU306B

FEATURES

1

• Low matching error. (∆C/C =2.0%max)

• High capacitance ratio. (n =11.0min)

• Low series resistance. (rs=0.75Ωmax)

• Ultra small Resin Package (URP) is suitable for surface

= 32V

R

/ C

2

SOD– 323

25

mount design.

1
CATHODE

DEVICE MARKING

HVU306B = A2

ABSOLUTE MAXIMUM RA TINGS (T

= 25°C)

A

Item Symbol Value Unit

Peak reverse voltage VRM*
Reversevoltage V
Junction temperature T
Storage temperature T

ELECTRICAL CHARACTERISTICS (TA = 25°C)

Item Symbol Min Typ Max Unit Test Condition

Reverse current I

Capacitance C

R1

I

R2

2

C

25

Capacitance ratio n 11.0 – – – C
Series resistance r
Matching error ∆C/C*

s

1

Note: *1. C.C system (Continuous Connected taping system) enable to make any 10 pcs of ∆C/C

continuous in a reel , expect extention to another group.
Calculate Matching Error,

∆C/C=

(C

max-Cmin

C

min

)

x 100 (%)

2
ANODE

1

R

j

stg

35 V
34 V

125 °C

– 55 to +125 °C

–– 10nAV
– – 100 VR = 32V, TA = 60°C

29.5 – 33.5 pF VR = 2V, f = 1 MHz

2.60 – 2.90 VR = 25V, f = 1 MHz

– – 0.75 Ω VR = 5V, f = 470 MHz
– – 2.0 % VR = 2 to 25V, f = 1 MHz

2

HVU306B–1/2

LESHAN RADIO COMPANY, LTD.

HVU306B

, REVERSE CURRENT (A)

R

I

Reverse voltage VR (V)

Fig.1 Reverse current Vs. Reverse voltage

, SERISE RESIST ANCE (Ω)

S

r

C , CAPACITANCE (pF)

)

R

=∆(LogC / ∆(LogV

F

L

Reverse voltage VR (V)

Fig.2 Capacitance Vs. Reverse voltage

Reverse voltage VR (V)

Fig.3 Series resistance Vs. Reverse voltage

Reverse voltage VR (V)

Fig.4 Linearity factor Vs. Reverse voltage

HVU306B–2/2