ABL-27.000MHZ-B2F Equivalent & Substitute Parts

Part Overview

The ABL-27.000MHZ-B2F is a 27 MHz through-hole crystal oscillator manufactured by Abracon LLC, currently in active product status. This component is a fundamental-mode crystal with 18pF load capacitance, designed for applications requiring precise frequency reference in the 27 MHz band. Substitute parts may be required due to inventory constraints, packaging format preferences, or specific application requirements within the allowed electrical and mechanical parameter ranges.

Substiute Parts

ABL-27.000MHZ-B2F
Abracon LLCIn Stock: 1219ABL-27.000MHZ-B2F Datasheet
ABL-27.000MHZ-B2F
Current Part
ABL-27.000MHZ-B4Y-T
Abracon LLCIn Stock: 916ABL-27.000MHZ-B4Y-T Datasheet
ABL-27.000MHZ-B4Y-T
MFR Recommended

Key Parameters

Parameter Value
Frequency 27 MHz
Load Capacitance 18pF
Operating Mode Fundamental
Mounting Type Through Hole
Package / Case HC-49/US
Operating Temperature Range -20°C ~ 70°C
RoHS Status ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the ABL-27.000MHZ-B2F is permissible with parts meeting the following criteria:

  • Identical frequency: 27 MHz
  • Identical load capacitance: 18pF
  • Identical operating mode: Fundamental
  • Identical mounting type: Through Hole
  • Identical package: HC-49/US
  • Identical operating temperature range: -20°C ~ 70°C
  • Identical RoHS compliance status: ROHS3 Compliant

Variations in frequency stability, frequency tolerance, ESR (Equivalent Series Resistance), and packaging format (Bulk vs. Tape & Reel) are permissible within the scope of substitute part selection, provided all core parameters remain unchanged.

Parameter Comparison

Parameter ABL-27.000MHZ-B2F (Main) ABL-27.000MHZ-B4Y-T (Substitute)
Manufacturer Abracon LLC Abracon LLC
Frequency 27 MHz 27 MHz
Frequency Stability ±50ppm ±30ppm
Frequency Tolerance ±20ppm ±30ppm
Load Capacitance 18pF 18pF
ESR (Equivalent Series Resistance) 40 Ohms 100 Ohms
Operating Mode Fundamental Fundamental
Operating Temperature -20°C ~ 70°C -20°C ~ 70°C
Mounting Type Through Hole Through Hole
Package / Case HC-49/US HC-49/US
Size / Dimension 0.453" L x 0.197" W (11.50mm x 5.00mm) 0.453" L x 0.197" W (11.50mm x 5.00mm)
Height - Seated (Max) 0.138" (4.60mm) 0.138" (4.60mm)
Product Status Active Active
RoHS Status ROHS3 Compliant ROHS3 Compliant
Packaging Format Bulk Tape & Reel (TR)

Engineering Selection Recommendations

Both the ABL-27.000MHZ-B2F and ABL-27.000MHZ-B4Y-T are active products manufactured by Abracon LLC with full ROHS3 compliance. Selection between these parts should be based on:

  • Packaging format requirements: Bulk packaging for the main part versus Tape & Reel packaging for the substitute
  • ESR tolerance: The main part specifies 40 Ohms ESR, while the substitute specifies 100 Ohms ESR
  • Frequency tolerance specifications: The main part offers ±20ppm tolerance versus ±30ppm for the substitute

Both parts are mechanically and electrically compatible within the HC-49/US form factor and share identical frequency, load capacitance, and operating temperature specifications.

Frequently Asked Questions (FAQ)

Q: Can ABL-27.000MHZ-B4Y-T replace ABL-27.000MHZ-B2F in all applications?

A: Substitution is valid when the application tolerates the differences in ESR (100 Ohms vs. 40 Ohms) and frequency tolerance (±30ppm vs. ±20ppm). Both parts maintain identical frequency, load capacitance, and operating temperature range.

Q: What is the primary difference between these two parts?

A: The main differences are packaging format (Bulk vs. Tape & Reel), ESR specification (40 Ohms vs. 100 Ohms), and frequency tolerance (±20ppm vs. ±30ppm). All core electrical and mechanical parameters remain identical.

Q: Are both parts suitable for the same PCB assembly process?

A: Yes. Both parts use identical HC-49/US through-hole packaging with matching dimensions and height specifications, making them suitable for the same PCB assembly process. Packaging format selection (Bulk vs. Tape & Reel) depends on assembly equipment and production volume requirements.

Q: Do both parts meet the same compliance standards?

A: Yes. Both ABL-27.000MHZ-B2F and ABL-27.000MHZ-B4Y-T are ROHS3 compliant and carry identical REACH and ECCN classifications.

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