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BB664

Infineon Technologies AG
Part Number BB664
Manufacturer Infineon Technologies AG
Description Silicon Variable Capacitance Diodes
Published Jun 3, 2005
Detailed Description BB644 /BB664... Silicon Variable Capacitance Diodes • For VHF TV-tuners • High capacitance ratio • Low series inductance...
Datasheet PDF File BB664 PDF File

BB664
BB664

Overview
BB644 /BB664.
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Silicon Variable Capacitance Diodes • For VHF TV-tuners • High capacitance ratio • Low series inductance • Low series resistance • Excellent uniformity and matching due to "in-line" matching assembly procedure BB644 BB664/-02V 1 2 Type BB644 BB664 BB664-02V Package SOD323 SCD80 SC79 Configuration single single single LS(nH) 1.
8 0.
6 0.
6 Marking yellow 4 44 4 Maximum Ratings at TA = 25°C, unless otherwise specified Parameter Diode reverse voltage Peak reverse voltage R ≥ 5kΩ Forward current Operating temperature range Storage temperature IF Top Tstg 20 -55 .
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150 -55 .
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150 mA °C Symbol VR VRM Value 30 35 Unit V 1 Jun-01-2004 BB644 /BB664.
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Electrical Characteristics at TA = 25°C, unless otherwise specified Parameter Symbol Values min.
DC Characteristics Reverse current typ.
max.
nA 10 100 Unit IR VR = 30 V VR = 30 V, TA = 85 °C AC Characteristics Diode capacitance VR = 1 V, f = 1 MHz VR = 2 V, f = 1 MHz VR = 25 V, f = 1 MHz VR = 28 V, f = 1 MHz CT pF 39 29.
4 2.
5 2.
4 41.
8 31.
85 2.
7 2.
55 16.
4 11.
8 0.
6 44.
5 34.
2 2.
85 2.
75 17.
8 12.
6 2 0.
75 % Ω Capacitance ratio VR = 1 V, VR = 28 V, f = 1 MHz CT1/C T28 CT2/C T25 ∆CT/C T rS 15 11 - Capacitance ratio VR = 2 V, VR = 25 V, f = 1 MHz Capacitance matching1) VR = 1 V, VR = 28 V, f = 1 MHz Series resistance VR = 5 V, f = 470 MHz 1For details please refer to Application Note 047.
2 Jun-01-2004 BB644 /BB664.
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Diode capacitance CT = ƒ (VR) f = 1MHz Temperature coefficient of the diode capacitance TCc = ƒ (VR) 10 -3 70 pF 60 55 50 1/°C CT 45 40 35 30 25 20 15 10 5 0 0 5 10 15 20 25 V TCC 10 -4 10 -5 0 10 35 10 1 V 10 2 VR VR Reverse current IR = ƒ(VR) TA = Parameter 10 -9 A 85°C IR 10 -10 25°C 10 -11 0 4 8 12 16 20 24 V 30 VR 3 Jun-01-2004 ...


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