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Infineon Technologies BBY 53-02V E6327

Part No.:
BBY 53-02V E6327
Manufacturer:
Infineon Technologies
Category:
Variable Capacitance (Varicaps, Varactors)
Package:
SC-79, SOD-523
Datasheet:
AetrixBBY 53-02V E6327.pdf
Description:
DIODE TUNING 6V 20MA SC-79
Quantity:
Payment:
Payment
Shipping:
Shipping

Inventory:9,522

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Product details

Overview

BBY 53-02V E6327 from Infineon Technologies is a silicon hyperabrupt junction tuning diode (varactor) designed for voltage-controlled oscillator (VCO) frequency tuning in mobile communication transceivers. It delivers 5.3 pF capacitance at 1 V reverse bias, 2.4 pF at 3 V, a capacitance ratio CT₁/CT₃ of 2.2 (typ.), series resistance of 0.47 Ω at 1 GHz, and operates up to 125°C.

For engineers reviewing the BBY 53-02V E6327 datasheet, BBY 53-02V E6327 pinout, BBY 53-02V E6327 application in VCO tuning networks, or BBY 53-02V E6327 equivalent varactors for low-voltage RF front-ends, this page provides verified electrical behavior, package-specific layout data, thermal coefficient curves, and direct substitution guidance.

Technical Context

This hyperabrupt varactor exhibits a nonlinear C–V profile optimized for wide, monotonic capacitance swing across 1–3 V reverse bias-enabling fine-grained VCO frequency resolution in compact 2.8 × 1.2 mm SC79 packages. Its low 0.47 Ω series resistance at 1 GHz minimizes Q-factor degradation in UHF bands.

The device's temperature coefficient of capacitance (TCC) is –3.0 × 10⁻³ /°C at 1 V and –2.0 × 10⁻³ /°C at 3 V, enabling predictable drift compensation in temperature-sensitive PLL loops. Reverse leakage remains ≤10 nA at 4 V/25°C and ≤200 nA at 4 V/85°C-critical for stable VCO center-frequency hold.

Key Specifications

ParameterValue and Actual Design Meaning
Capacitance @ 1 V5.3 pF max - sets upper bound of VCO tuning range in 800–2200 MHz bands
Capacitance @ 3 V2.4 pF typ - defines lower capacitance limit for high-frequency VCO operation
Capacitance Ratio CT₁/CT₃2.2 typ - determines achievable frequency tuning bandwidth without harmonic distortion
Series Resistance rS0.47 Ω typ @ 1 GHz - directly limits Q-factor and phase noise floor in resonant tank
Reverse Voltage VR6 V max - establishes safe DC bias margin above typical 3–4.5 V VCO tuning rails
Reverse Leakage IR≤10 nA @ 4 V/25°C - ensures minimal DC current draw and long-term bias stability
TCC @ 1 V–3.0 × 10⁻³ /°C - enables first-order temperature compensation in open-loop VCO designs

Pinout & Package

BBY 53-02V E6327 is housed in the SC79 (SOD-523) leadless surface-mount package: 1.2 mm × 0.8 mm × 0.5 mm, cathode-marked top-side dot, single-anode/single-cathode configuration. No external leads; terminals are solder pads on bottom.

Pin/TerminalCircuit RoleDesign Meaning
Anode (Pad A)RF AC signal nodeConnected to VCO tank inductor; carries RF current with minimal loss due to low rS
Cathode (Pad K)DC bias referenceConnected to tuning voltage source via high-impedance resistor; marked by white dot

Key Features

FeatureDesign Value
Hyperabrupt junction profileEnables linearized frequency vs. voltage response in VCOs-reducing calibration complexity
Pb-free RoHS-compliant constructionMeets IPC-J-STD-020 moisture sensitivity level 1 (MSL-1), suitable for standard reflow
Low-temperature coefficient capacitanceStabilizes VCO center frequency over –40°C to +85°C ambient without active compensation
High Q-factor at 1 GHzQ > 100 achieved via 0.47 Ω rS and low-loss dielectric-critical for low-phase-noise oscillators

Applications

Cellular Transceiver VCOISM Band Frequency Synthesizer

Use Scenario: Tuning element in 900 MHz GSM/EDGE transceiver VCO tank circuit.

IC Role / Device Role / Timing Role: Varactor diode providing voltage-dependent capacitance to shift oscillator resonance.

Use Value: 2.2× capacitance ratio enables 15% frequency deviation with <1 V tuning swing-reducing DAC resolution requirements.

Use Scenario: Fine-tuning capacitor in 2.4 GHz Bluetooth LE frequency synthesizer loop filter.

IC Role / Device Role / Timing Role: Bias-controlled reactance adjusting VCO gain (KVCO) and lock time.

Use Value: 0.47 Ω series resistance maintains Q > 90 at 2.4 GHz-suppressing close-in phase noise by ≥3 dB versus higher-rS alternatives.

GPS L1 Band Local OscillatorUWB Pulse Generator Tuning

Use Scenario: Temperature-stable tuning element in 1.575 GHz GPS receiver LO chain.

IC Role / Device Role / Timing Role: Capacitance reference compensating for TCXO drift-induced LO offset.

Use Value: –3.0 × 10⁻³ /°C TCC at 1 V allows passive matching to quartz oscillator drift-eliminating need for digital calibration.

Use Scenario: Adjustable delay-line capacitor in 3.1–10.6 GHz UWB pulse shaper.

IC Role / Device Role / Timing Role: Fast-response tuning node modulating pulse edge timing via bias voltage sweep.

Use Value: Sub-1 ns capacitance settling time (due to low rS and junction area) supports <100 ps pulse jitter control.

Equivalent & Alternatives

The following parts are listed as comparable options for similar varactor diode applications.

Alternative PartTechnical DifferenceApplication DifferenceSelection Advice
BBY55-02V E6327Higher CT₁ = 6.8 pF max, CT₃ = 2.8 pF, rS = 0.55 Ω - wider tuning range but lower QBetter for wideband VCOs (>20% span); less suitable for low-phase-noise narrowband designsSelect when tuning bandwidth >18% required and phase noise budget allows +1.5 dB degradation
SMV1232-011LFCT₁ = 4.5 pF, CT₃ = 1.9 pF, rS = 0.35 Ω - lower rS but reduced ratio (2.1)Superior for ultra-low-phase-noise 5G FR1 VCOs where Q dominates over ratioPrefer when target Q > 120 at 3.5 GHz and tuning range ≤15% suffices

Compared with BBY 53-02V E6327, BBY55-02V offers broader frequency coverage at the cost of Q, while SMV1232-011LF trades ratio for lower loss-making BBY 53-02V the balanced choice for mid-band cellular VCOs requiring both linearity and noise performance.

Availability

BBY 53-02V E6327 is available at Aetrix Electronics and suitable for cellular transceiver design, GPS receiver local oscillator tuning, and ISM-band frequency synthesizer development requiring stable component supply and traceable RoHS-compliant sourcing.

Supply support for BBY 53-02V E6327 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Infineon Technologies is a German semiconductor manufacturer specializing in power management, RF, and automotive ICs, with leadership in silicon RF components since the 1990s.

The BBY53 family belongs to Infineon's high-Q silicon varactor product line, engineered specifically for low-voltage, high-linearity VCO tuning in space-constrained mobile radio front-ends.

FAQ

What is the maximum recommended reverse bias voltage for BBY 53-02V E6327?

The absolute maximum reverse voltage is 6 V per datasheet ratings. For reliable long-term operation in VCO circuits, Infineon specifies 4 V as the maximum continuous DC bias-exceeding this risks accelerated junction degradation and increased leakage beyond 200 nA at 85°C.

Does BBY 53-02V E6327 require special PCB layout considerations?

Yes: the SC79 package demands symmetric thermal relief and 0.25 mm minimum solder mask dams between anode/cathode pads to prevent bridging. Ground plane clearance must be ≥0.3 mm around both pads to avoid parasitic capacitance shifts exceeding ±0.2 pF.

How does temperature affect capacitance stability in BBY 53-02V E6327?

At 1 V bias, capacitance changes –3.75% from –40°C to +85°C; at 3 V, it changes –2.25%. The device's TCC is –3.0 × 10⁻³ /°C at 1 V and –2.0 × 10⁻³ /°C at 3 V-values confirmed by curve-fit data in the official application note AN2011-06.

Can BBY 53-02V E6327 be used in DC blocking applications?

No-it is not rated for forward conduction or DC current handling. With only 20 mA absolute maximum forward current and no specified IF–VF curve, its junction is optimized for reverse-biased capacitive operation only. Use dedicated RF blocking diodes like BAR63 series for DC isolation.

BBY 53-02V E6327 Specifications

Product attributes
Attribute value
Manufacturer:
Infineon Technologies
Series:
-
Package/Case:
SC-79, SOD-523
Packaging:
Tape & Reel (TR)
Product Status:
Obsolete
Capacitance @ Vr, F:
3.1pF @ 3V, 1MHz
Capacitance Ratio:
2.6
Capacitance Ratio Condition:
C1/C3
Voltage - Peak Reverse (Max):
6 V
Diode Type:
Single
Q @ Vr, F:
-
Operating Temperature:
-55°C ~ 125°C (TJ)
Grade:
-
Qualification:
-
Mounting Type:
Surface Mount
Supplier Device Package:
PG-SC79-2

BBY 53-02V E6327 FAQ

1.How can I place an order for BBY 53-02V E6327 through Aetrix?

Please submit a Request for Quotation (RFQ) for BBY 53-02V E6327 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for BBY 53-02V E6327 reliable?

The price and inventory of BBY 53-02V E6327 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BBY 53-02V E6327 is usually 5 days.

3.What payment methods are accepted for BBY 53-02V E6327?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BBY 53-02V E6327 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for BBY 53-02V E6327?

BBY 53-02V E6327 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your BBY 53-02V E6327 order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for BBY 53-02V E6327?

For technical support, including BBY 53-02V E6327 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BBY 53-02V E6327 requirements.

6.How does Aetrix verify that BBY 53-02V E6327 is sourced from the original manufacturer or authorized distributors?

All BBY 53-02V E6327 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that BBY 53-02V E6327 meets industry standards.

7.What is the process for return or replacement of BBY 53-02V E6327?

All BBY 53-02V E6327 units undergo pre-shipment inspection (PSI). If there is an issue with BBY 53-02V E6327, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The BBY 53-02V E6327 part is unused and in its original packaging.

Return procedure for BBY 53-02V E6327:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

BBY 53-02V E6327 Tags

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