1T368A

1T368A Variable Capacitance Diode Description The 1T368A is a variable capacitance diode designed for electronic tuning of wide-band CATV tuners using a super miniature package. Features • Super miniature package • Low series resistance: 0.75Ω Max. (f = 470MHz) • Large capacitance ratio: 11.5 Typ. (C2/C25) • Small leakage current: 10nA Max. (VR = 28V) • Capacitance deviation in a matching group: within 2% Applications Electronic tuning of wide-band CATV tuners Structure Silicon epitaxial planar type diode M-235 Absolute Maximum Ratings (Ta = 25°C) • Reverse voltage VR 34 • Operating temperature Topr –20 to +75 • Storage temperature Tstg –65 to +150 V °C °C Electrical Characteristics Item Reverse voltage Reverse current Diode capacitance Symbol VR IR C2 C25 C2/C25 C25/C28 rs ∆C CD = 14pF, f = 470MHz VR = 2 to 25V, f = 1MHz Conditions IR = 1µA VR = 28V VR = 2V, f = 1MHz VR = 25V, f = 1MHz 29.54 2.64 11.0 1.03 11.5 Min. 34.0 Typ. (Ta = 25°C) Max. Unit V 10.0 33.54 2.94 nA pF pF Capacitance ratio Series resistance Capacitance deviation in a matching group 0.75 2.0 Ω % Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits. –1– E99804-PS 1T368A Diode capacitance vs. Reverse voltage 100 Ta = 25°C 50 Reverse current vs. Ambient temperature VR = 28V 100 C – Diode capacitance [pF] 10 5 IR – Reverse current [pA] 1 2 5 10 20 50 100 VR – Reverse voltage [V] 20 10 2 1 1 –20 0 20 40 60 80 Ta – Ambient temperature [°C] Forward voltage vs. Ambient temperature 0.80 50 Reverse voltage vs. Ambient temperature VR – Reverse voltage [V] IR = 10µA 45 VF – Forward voltage [V] IF = 1mA 0.70 0.60 40 0.50 –20 0 20 40 60 80 35 –20 0 20 40 60 80 Ta – Ambient temperature [°C] Ta – Ambient temperature [°C] –2– 1T368A Diode capacitance vs. Ambient temperature 1.03 VR = 1V C (Ta)/C (25°C) – Diode capacitance 1.02 VR = 2V VR = 7V 1.01 VR = 25V VR = 15V 1.00 0.99 0.98 –20 0 20 40 60 80 Ta – Ambient temperature [°C] Reverse current vs. Reverse voltage 100 1000 Ta = 80°C Temperature coefficient of diode capacitance Temperature coefficient [ppm/°C] Ta = 60°C 500 IR – Reverse current [pA] 10 200 Ta = 25°C 100 1 50 1 2 5 10 20 50 VR – Reverse voltage [V] 0.1 1 3 10 30 VR – Reverse voltage [V] –3– 1T368A Package Outline Unit: mm M-235 + 0.2 ∗1.25 – 0.1 + 0.1 0.3 – 0.05 0.2 ∗0.9 ± 0.1 2 ∗1.7 ± 0.1 1 + 0.1 0.3 – 0.05 2.5 ± 0.2 0 ± 0.05 + 0.1 0.11 – 0.06 0° to 10° NOTE: Dimension “∗” does not include mold protrusion. SONY CODE EIAJ CODE JEDEC CODE M-235 PACKAGE WEIGHT 0.1g Marking CATHODE MARK 2 68 B 1 –4– Notes 1) B: Lot No. (Year and Month of manufacture) Year; Last one digit Month; A, B, C (for Oct. to Dec.) 1 to 9 (for Jan. to Sept.)