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BB145B Datasheet(PDF) 1 Page - Leshan Radio Company |
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BB145B Datasheet(HTML) 1 Page - Leshan Radio Company |
1 / 2 page LESHAN RADIO COMPANY, LTD. BB145B–1/2 Low-voltage variable capacitance diode SOD523 SC-79 1 2 BB 145B 2 ANODE 1 CATHODE LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT V R continuous reverse voltage – 6 V V RM peak reverse voltage in series with a 10 k Ω resistor – 8 V I F continuous forward current – 20 mA T stg storage temperature –55 +150 °C T j operating junction temperature –55 +150 °C ELECTRICAL CHARACTERISTICS T j =25°C unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT I R reverse current V R = 6 V; see Fig.2 – 10 nA V R =6 V; T j =85°C; see Fig.2 – 200 nA r s diode series resistance f = 470 MHz; V R =1 V – 0.6 Ω C d diode capacitance V R = 1 V; f = 1 MHz; 6.4 7.2 pF see Figs 1 and 3 V R = 4 V; f = 1 MHz; 2.55 2.95 pF see Figs 1 and 3 C d ( 1V) C d ( 4V) capacitance ratio f = 1 MHz 2.2 – FEATURES · Ultra small plastic SMD package · C4: 2.75 pF; ratio: 2.4 · Low series resistance. APPLICATIONS · Voltage controlled oscillators (VCO). DESCRIPTION The BB145B is a planar technology variable capacitance diode in a SOD523 (SC-79) package. MARKING CODE:Z 1 2 |
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