BB174X The BB174 is a VHF variable capacitance diode from NXP Semiconductors, offering a capacitance ratio of 9 (C1/C28) and low series resistance of 0.6 ohms typical. It is housed in an ultra-small SOD523 surface mount package.
Mfr Part #:

BB174X

Available from 1 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The BB174 is a VHF variable capacitance diode from NXP Semiconductors, offering a capacitance ratio of 9 (C1/C28) and low series resistance of 0.6 ohms typical. It is housed in an ultra-small SOD523 surface mount package.
✓ Total Stock: 6,000 pcs

BB174X Available from 1 distributor

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6000 pcs On Request 1 On Request On Request On Request On Request On Request

BB174X Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Capacitance @ Vr, F
Capacitance Ratio
Capacitance Ratio Condition
Diode Type
Forward Current
Mounting Type
Operating Temperature
Package / Case
Supplier Device Package
Voltage

BB174X Description

Short technical summary and product information.

The BB174 is a VHF variable capacitance diode designed and manufactured by NXP Semiconductors. It is fabricated using planar technology and encapsulated in the ultra-small SOD523 (SC-79) SMD plastic package.

 

Key electrical characteristics include a reverse voltage rating of 30 V, a diode capacitance of 2.1 pF typical at 28 V and 1 MHz, and a capacitance ratio (C1/C28) of 9 typical. The device features low series resistance of 0.6 ohms typical at 470 MHz and a maximum forward current of 20 mA.

 

The BB174 is suitable for voltage controlled oscillator (VCO) applications in the VHF range. It operates over a junction temperature range of -55°C to 125°C and is supplied in a surface mount SOD-523 package.

BB174X Quick Information

Product Type: Variable Capacitance Diode
Canonical Name: BB174 VHF Variable Capacitance Diode
Subcategory: VHF Varactor

BB174X Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BB174X Features

  • Capacitance ratio of 9 (C1/C28) typical.
  • Low series resistance of 0.6 ohms typical.
  • Ultra-small SOD523 surface mount package.
  • 30V reverse voltage rating.
  • Operating temperature range -55°C to 125°C.

BB174X Applications

  • Voltage Controlled Oscillators (VCO) in VHF band.
  • RF tuning circuits requiring low series resistance.
  • Compact portable RF designs using SOD523 package.

BB174X FAQs

6 frequently asked questions generated from this part’s specifications.
What is the reverse voltage rating of the BB174X?

The maximum reverse voltage is 30 V.

What is the capacitance of the BB174X at 28V?

The typical diode capacitance at VR=28V and f=1MHz is 2.1 pF, with a range of 1.951 pF to 2.225 pF.

What is the capacitance ratio C1/C28 for the BB174X?

The typical capacitance ratio C1/C28 is 9, with a range of 8.45 to 10.9.

What is the package type for the BB174X?

The BB174X is available in an SC-79, SOD-523 surface mount package. The supplier device package is SOD-523.

What is the operating temperature range of the BB174X?

The junction temperature range is -55°C to 125°C.

What is the series resistance of the BB174X?

The typical series resistance is 0.6 ohms, with a maximum of 0.75 ohms, measured at f=470MHz and Cd=9pF.

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