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LESHAN RADIO COMPANY, LTD.
Variable Capacitance Diode for VHF Tuner HVU300B
FEATURES
* Low matching error. (C/C =2.0%max) * High capacitance ratio. (n =17.0min) * Low series resistance. (rs=1.1max) * Ultra small Resin Package (URP) is suitable for surface mount design.
SOD- 323
1
2
1 CATHODE
2 ANODE
DEVICEMARKING HVU300B = A1 ABSOLUTE MAXIMUM RATINGS (TA = 25C) Item Peak reverse voltage Reverse voltage Junction temperature Note Storage temperature 1.RL =10k Symbol VRm*1 VR Tj Tstg Value 35 34 125 - 55 to +125 Unit V V C C
ELECTRICAL CHARACTERISTICS (TA = 25C) Item Reverse current Capacitance Capacitance ratio Symbol IR1 IR2 C2 C25 n Min - - 47.0 2.65 17.0 Typ - - - - - Max 10 100 53.0 3.0 - Unit nA pF - Test Condition VR = 32V VR = 32V, TA = 60C VR = 2V, f = 1 MHz VR = 25V, f = 1 MHz C2/ C25
Series resistance rs - - 1.1 VR = 5V, f = 470 MHz 1 Matching error C/C* - - 2.0 % VR = 2 to 25V, f = 1 MHz 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, (Cmax-Cmin) C/C= x 100 (%) Cmin
HVU300B-1/2
LESHAN RADIO COMPANY, LTD.
HVU300B
I R , REVERSE CURRENT (A)
Reverse voltage VR (V) Fig.1 Reverse current Vs. Reverse voltage
C , CAPACITANCE (pF)
Reverse voltage VR (V) Fig.2 Capacitance Vs. Reverse voltage
r S , SERISE RESISTANCE ()
L F =(LogC / (LogVR )
Reverse voltage VR (V) Fig.3 Series resistance Vs. Reverse voltage
Reverse voltage VR (V) Fig.4 Linearity factor Vs. Reverse voltage
HVU300B-2/2

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