317B 查看數據表（PDF） - Leshan Radio Company,Ltd

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317B

Variable Capacitance Diode for Tuner

Leshan Radio Company,Ltd 

LESHAN RADIO COMPANY, LTD.

Variable Capacitance Diode

for Tuner

FEATURES

• High capacitance ratio. (n =13.0 min)

• Ultra small Flat Package (UFP) is suitable for surface mount

design.

1

CATHODE

2

ANODE

HVC317B

1

2

SOD– 523

DEVICE MARKING

HVC317B = A5

ABSOLUTE MAXIMUM RATINGS (TA = 25°C)

Item

Symbol

Value

Unit

Reversevoltage

VR

35

V

Junction temperature

Storage temperature

Notes 1.RL=10kΩ

Tj

125

°C

Tstg

– 55 to +125

°C

ELECTRICALCHARACTERISTICS (TA = 25°C)

Item

Symbol Min Typ

Max Unit

Test Condition

Reverse current

Capacitance

IR1

–

–

IR2

–

–

C1

9.00

–

C25

0.60

–

10

nA

100

11.5 pF

0.80

VR = 30V

VR = 30V, TA = 60°C

VR = 1V, f = 1 MHz

VR = 25V, f = 1 MHz

Capacitance ratio

Series resistance

Matching error

n

13.0

–

rs

–

–

∆C/C * 1

–

–

–

–

1.6

Ω

6.0

%

C1/ C25

VR=5V, f = 470 MHz

VR = 1 to 25V , f = 1 MHz

Notes 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= (Cmax-Cmin) x 100 (%)

Cmin

HVC317B–1/2

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