Key facts
- Brand
- Siemens
- Model
- BB 639C
- Category
- Other Electronics
- Documents
- 3
- Languages
- EN
- Last added
- 2012-06-05
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Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
This document is a technical datasheet for the Siemens BB 639C, a silicon variable capacitance diode designed for tuning extended frequency bands in VHF TV and VTR tuners. The device features an SOD-323 package with yellow marking.
The datasheet provides comprehensive electrical characteristics including DC reverse current at various temperatures, AC capacitance values across different voltages and frequencies, and series resistance/inductance parameters. It also includes graphical data for diode capacitance versus voltage and reverse current versus temperature.
Siemens BB 639C specifications
| Peak reverse voltage (Vam) | 35 V |
|---|---|
| Forward current | 20 mA |
| Operating temperature range | -55 ... +125 °C |
| Reverse current (Va = 30V) | 10 nA |
Source: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
All Siemens BB 639C documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the ordering code for the BB 639C?
The ordering code is Q62702-B695.
From: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
What is the maximum reverse voltage rating for this diode?
The maximum rated reverse voltage is 30 V.
From: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
What is the maximum reverse voltage rating for the BB 639C diode?
The diode can withstand a reverse voltage of 30 V.
From: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
What is the typical forward current rating of the BB 639C?
The specified forward current is 20 mA.
From: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
What is the maximum reverse voltage for the BB 639C diode?
The maximum reverse voltage (Va) is 30 V.
From: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet
What forward current can the BB 639C handle?
The diode is rated for a forward current of 20 mA.
From: Siemens BB 639C Silicon Variable Capacitance Diode Datasheet