Hefei Purple Horn E-Commerce Co., Ltd.
| Description | Variable Capacitance (Varicaps, Varactors) RoHS |
| Mfr. Part # | BB640 |
| Model Number | BB640 |
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Product Specification
| Description | Variable Capacitance (Varicaps, Varactors) RoHS | Mfr. Part # | BB640 |
| Model Number | BB640 |
The BB640 is a Silicon Variable Capacitance Diode designed for VHF TV and VTR tuners. It features a Pb-free (RoHS compliant) package, making it suitable for modern electronic applications. This diode offers precise capacitance control across various voltage and frequency ranges, essential for tuner performance.
| Parameter | Symbol | Value | Unit | Notes | |
|---|---|---|---|---|---|
| Maximum Ratings at TA = 25C, unless otherwise specified | |||||
| Diode reverse voltage | VR | 30 | V | ||
| Peak reverse voltage | VRM | 35 | V | (R 5k) | |
| Forward current | IF | 20 | mA | ||
| Operating temperature range | Top | -55 ... 150 | C | ||
| Storage temperature | Tstg | -55 ... 150 | C | ||
| Electrical Characteristics at TA = 25C, unless otherwise specified | |||||
| DC Characteristics | |||||
| Reverse current | IR | - | nA | VR = 30 V | |
| Reverse current | IR | - | 10 | nA | VR = 30 V, TA = 85 C |
| Reverse current | IR | - | 200 | nA | VR = 30 V, TA = 85 C |
| AC Characteristics | |||||
| Diode capacitance | CT | 62 | pF | VR = 1 V, f = 1 MHz | |
| Diode capacitance | CT | 47.5 | pF | VR = 1 V, f = 1 MHz | |
| Diode capacitance | CT | 2.85 | pF | VR = 1 V, f = 1 MHz | |
| Diode capacitance | CT | 2.8 | pF | VR = 1 V, f = 1 MHz | |
| Diode capacitance | CT | 69 | pF | VR = 2 V, f = 1 MHz | |
| Diode capacitance | CT | 54.5 | pF | VR = 2 V, f = 1 MHz | |
| Diode capacitance | CT | 3.28 | pF | VR = 2 V, f = 1 MHz | |
| Diode capacitance | CT | 3.05 | pF | VR = 2 V, f = 1 MHz | |
| Diode capacitance | CT | 76 | pF | VR = 25 V, f = 1 MHz | |
| Diode capacitance | CT | 61.5 | pF | VR = 25 V, f = 1 MHz | |
| Diode capacitance | CT | 3.7 | pF | VR = 25 V, f = 1 MHz | |
| Diode capacitance | CT | 3.3 | pF | VR = 25 V, f = 1 MHz | |
| Diode capacitance | CT | - | pF | VR = 28 V, f = 1 MHz | |
| Capacitance ratio | CT1/CT28 | 19.5 | - | VR = 1 V, VR = 28 V, f = 1 MHz | |
| Capacitance ratio | CT1/CT28 | 25 | - | VR = 1 V, VR = 28 V, f = 1 MHz | |
| Capacitance ratio | CT2/CT25 | 15 | - | VR = 2 V, VR = 25 V, f = 1 MHz | |
| Capacitance ratio | CT2/CT25 | 16.6 | - | VR = 2 V, VR = 25 V, f = 1 MHz | |
| Capacitance matching | CT/CT | - | 2.5 | % | VR = 1 V, VR = 28 V, f = 1 MHz (1) |
| Series resistance | rS | - | 1.15 | CT = 12 pF, f = 100 MHz | |
(1) For details please refer to Application Note 047.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
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