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DH71030 Dataheets PDF



Part Number DH71030
Manufacturers Temex
Logo Temex
Description Tuning Varactor
Datasheet DH71030 DatasheetDH71030 Datasheet (PDF)

TUNING VARACTOR TUNING VARACTOR Selection guide Selection Guide SURFACE MOUNT SILICON ABRUPT TUNING VARACTOR HIGH Q SILICON ABRUPT JUNCTION TUNING VARACTOR - VBR = 30 V - VBR = 45 V SILICON HYPERABRUPT JUNCTION TUNING VARACTOR MICROWAVE SILICON HYPERABRUPT JUNCTION TUNING VARACTOR PAGE 1-32 1-34 1-35 1-36 1-39 A tuning varactor is a P-N diode that acts as a voltage controlled capacitor. These devices perform the same function as the familiar, bulky, air dielectric stacked capacitors featured.

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TUNING VARACTOR TUNING VARACTOR Selection guide Selection Guide SURFACE MOUNT SILICON ABRUPT TUNING VARACTOR HIGH Q SILICON ABRUPT JUNCTION TUNING VARACTOR - VBR = 30 V - VBR = 45 V SILICON HYPERABRUPT JUNCTION TUNING VARACTOR MICROWAVE SILICON HYPERABRUPT JUNCTION TUNING VARACTOR PAGE 1-32 1-34 1-35 1-36 1-39 A tuning varactor is a P-N diode that acts as a voltage controlled capacitor. These devices perform the same function as the familiar, bulky, air dielectric stacked capacitors featured in traditional broadcast band receivers. SALES OFFICES: VISIT OUR WEB SITE AT http://www.temex.net 1-31 TUNING VARACTOR Plastic package Surface Mount Silicon abrupt tuning varactor SOT23 SURFACE MOUNT SILICON ABRUPT TUNING VARACTOR Description This series of silicon tuning varactors have an epitaxial mesa design with a high temperature passivation. This technology is used to produce abrupt tuning varactor in SOT23 package. This family is designed for a low cost medium to high volume market that may be supplied in tape and reel for automated pick and place assembly on surface mount circuit boards. Applications The DH71000 series abrupt tuning varactor are offered in a large selection of capacitance range. They provide the highest Q factor (low reverse series resistance) available for a 30 volts silicon device. Typical applications include low noise narrow and moderate frequency bandwidth applications (VCO mainly) from HF to Microwave frequencies (up to 3 GHz). Other applications are voltage tuned filters, phase shifters, delay line, etc. NOTE: Variation of the junction capacitance versus reverse voltage follows this equation: [ ]Cj (Vr)= Cj (0 V) 1 + Vr γ φ Vr : φ: γ: Reverse voltage Built-in potential .7V for Si .5 for abrupt tuning varactor 1-32 SALES OFFICES: VISIT OUR WEB SITE AT http://www.temex.net TUNING VARACTOR Plastic package Surface Mount Silicon abrupt tuning varactor Electrical characteristics at Ta = +25° C Reverse breakdown voltage, Vb = @10 µA: 30 V min. Electrical parameters Test Conditions Type Breakdown voltage VBR IR = 10 µA V min. Junction capacitance Cj F = 1 MHz VR = 4 V pF (1) DH71010 30 DH71016 30 DH71020 30 DH71030 30 DH71045 30 DH71067 30 DH71100 30 (1) Other tolerance on request 1.0 ± 20% 1.6 ± 20% 2.0 ± 20% 3.0 ± 20% 4.5 ± 20% 6.7 ± 10% 10 ± 10% Tuning ratio Cj0V/Cj30V typ. 4.0 4.5 4.6 4.7 4.8 4.9 5.0 Figure of merit Q VR = 4 V F = 50 MHz typ. 4300 4100 3900 3400 2200 2600 2200 Temperature ranges: Operating junction (Tj): -55° C to +125° C Packages Storage: -65° C to +150° C Packages SOD323 SOT23 SOT23 SOT23 SOT143 DH71010 DH71016 DH71020 DH71030 DH71045 DH71067 DH71100 DH71010-60 DH71016-60 DH71020-60 DH71030-60 DH71045-60 DH71067-60 DH71100-60 DH71010-51 DH71016-51 DH71020-51 DH71030-51 DH71045-51 DH71067-51 DH71100-51 (1) Other configuration available on request. How to order? DH71010 - 51 Diode type Package information 51: single SOT23 53: dual common cathode SOT23 54: dual common anode SOT23 60: single SOD323 70: dual SOT143 DH71010-53 DH71016-53 DH71020-53 DH71030-53 DH71045-53 DH71067-53 DH71100-53 DH71010-54 DH71016-54 DH71020-54 DH71030-54 DH71045-54 DH71067-54 DH71100-54 DH71010-70 DH71016-70 DH71020-70 DH71030-70 DH71045-70 DH71067-70 DH71100-70 T3 Conditioning T3: 3000 pieces tape & reel T10: 10000 pieces tape & reel blank: bulk SALES OFFICES: VISIT OUR WEB SITE AT http://www.temex.net 1-33 TUNING VARACTOR High Q silicon abrupt junction tuning varactor HIGH Q SILICON ABRUPT JUNCTION TUNING VARACTOR VBR 30 V Description This series of high Q epi-junction microwave tuning varactors (30 V) incorporates a passivated mesa technology. It is well suited for frequency tuning applications up to Ku band. CHIP DIODES Characteristics at 25°C Gold dia Ø CHIP AND PACKAGED DIODES VBR (10 µA) ≥ 30 V junction Fig. of capacitance merit Cj Q Test Conditions VR = 4 V VR = 4 V f = 1 MHZ f = 50 MHZ PACKAGED DIODES (1) Standard cases Other cases CASE CAPACITANCE Cb Tuning ratio CTO/CT30 CASE CAPACITANCE Cb Tuning ratio CTO/CT30 Type Case µm pF Type Case Case EH71004 EH71006 EH71008 EH71010 EH71012 EH71016 EH71020 EH71025 EH71030 EH71037 EH71045 EH71054 EH71067 EH71080 EH71100 EH71120 EH71150 EH71180 EH71200 EH71220 EH71270 EH71330 EH71390 EH71470 EH71560 EH71680 EH71820 EH71999 C2a C2a C2a C2a C2a C2a C2a C2a C2a C2a C2a C2a C2a C2b C2b C2b C2b C2b C2b C2b C2b C2c C2c C2c C2c C2c C2d C2d typ. ± 20 % (2) min. Cb= 0.18 pF (3) min. Cb= 0.12 pF (3) min. 50 0.4 4500 DH71004 F27d 3.0 M208 3.3 60 0.6 4500 DH71006 F27d 3.4 M208 3.7 70 0.8 4400 DH71008 F27d 3.7 M208 4.0 80 1.0 4300 DH71010 F27d 4.0 M208 4.3 90 1.2 4200 DH71012 F27d 4.3 M208 4.5 100 1.6 4100 DH71016 F27d 4.5 M208 4.6 110 2.0 3900 DH71020 F27d 4.6 M208 4.7 120 2.5 3600 DH71025 F27d 4.6 M208 4.8 140 3.0 3400 DH71030 F27d 4.7 M208 4.8 150 3.7 3200 DH71037 F27d 4.7 M208 4.8 170 4.5 3000 DH71045 .


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