BB184,115 NXP

BB184 UHF low voltage variable capacitance diode Rev. 3 6 September 2011 Product data sheet 1. Product profile 1.1 General description The BB184 is a variable capacitance diode, fabricated in planar technology, and encapsulated in the SOD523 (SC-79) ultra small SMD plastic package. 1.2 Features and benefits Very steep CV curve C : 14 pF C : 2 pF d(1V) d(10V) C to C ratio: typical 7 d(1V) d(10V) Ultra small SMD plastic package. 1.3 Applications Voltage Controlled Oscillators (VCO) Tuning in low voltage television. 2. Pinning information Table 1. Discrete pinning Pin Description Simplified outline Symbol 1 cathode 2 anode 1 2 sym008 3. Ordering information Table 2. Ordering information Type number Package Name Description Version BB184 - plastic surface mounted package 2 leads SOD523 4. Marking Table 3. Marking Type number Marking code BB184 A2BB184 NXP Semiconductors UHF low voltage variable capacitance diode 5. Limiting values Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions Min Max Unit V continuous reverse voltage - 13 V R I continuous forward current - 10 mA F T storage temperature 55 +150 C stg T operating junction temperature 55 +125 C j 6. Characteristics Table 5. Electrical characteristics T = 25 C unless otherwise specified. j Symbol Parameter Conditions Min Typ Max Unit I reverse current V = 10 V see Figure 2 --10 nA R R V = 10 V T = 85 C see Figure 2 --200 nA R j r diode series resistance f = 470 MHz C =9pF - 0.65 - s d C diode capacitance f = 1 MHz see Figure 1 and 3 d V = 1 V 12.7 14 15.3 pF R V = 4 V - 5.5 - pF R V = 10 V 1.87 2 2.13 pF R capacitance ratio f = 1 MHz 6 7 - C d1V ------------------ C d10V capacitance matching V = 1 to 10 V in a sequence of 5 diodes --2 % R C d ---------- (gliding) C d BB184 All information provided in this document is subject to legal disclaimers. NXP B.V. 2011. All rights reserved. Product data sheet Rev. 3 6 September 2011 2 of 8