ZXRE1004FFTA Equivalent & Substitute Parts

Part Overview

The ZXRE1004FFTA is a shunt voltage reference IC manufactured by Diodes Incorporated, designed for precision voltage regulation applications. This component provides a fixed 1.22V output with ±3% tolerance and is housed in a SOT-23-3 surface mount package. The main part is currently in Last Time Buy status, making identification of equivalent alternatives essential for ongoing design support and procurement planning.

Substiute Parts

ZXRE1004FFTA

Diodes IncorporatedIn Stock: 6455ZXRE1004FFTA Datasheet

Current PartRFQ

ZXRE125FFTA

Diodes IncorporatedIn Stock: 5006ZXRE125FFTA Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ZXRE1004FFTA is determined by strict equivalence across the following critical parameters:

• Reference Type: Shunt
• Output Type: Fixed
• Voltage - Output (Fixed): 1.22V
• Current - Output: 20 mA
• Tolerance: ±3%
• Temperature Coefficient: 75ppm/°C
• Noise - 10Hz to 10kHz: 60µVrms
• Current - Cathode: 8 µA
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Mounting Type: Surface Mount

The ZXRE125FFTA meets all substitution criteria as a parametric equivalent, maintaining identical electrical specifications and physical packaging requirements.

Parameter Comparison

Engineering Selection Recommendations

The ZXRE125FFTA is a direct parametric equivalent to the ZXRE1004FFTA. Both components are manufactured by Diodes Incorporated and maintain identical electrical and mechanical specifications. The primary distinction is product lifecycle status: the ZXRE1004FFTA is designated Last Time Buy, while the ZXRE125FFTA maintains Active status, ensuring continued availability and supply chain stability.

Both parts comply with ROHS3 and REACH requirements, with MSL rating of 1 (Unlimited), indicating no moisture sensitivity constraints during storage and handling. Selection between these parts should be based on procurement timeline and long-term supply requirements.

Frequently Asked Questions (FAQ)

Q: Can ZXRE125FFTA be used as a direct replacement for ZXRE1004FFTA?

A: Yes. The ZXRE125FFTA is a parametric equivalent with identical electrical specifications (1.22V fixed output, ±3% tolerance, 20 mA output current, 75ppm/°C temperature coefficient) and identical physical packaging (SOT-23-3 surface mount). No circuit modifications are required.

Q: What is the difference between these two part numbers?

A: The electrical and mechanical specifications are identical. The primary difference is product status: ZXRE1004FFTA is Last Time Buy, while ZXRE125FFTA is Active. This affects long-term availability and procurement planning.

Q: Are there any package or pinout differences?

A: No. Both components use the TO-236-3 / SC-59 / SOT-23-3 package with identical pinout and mounting requirements for surface mount assembly.

Q: Do both parts meet the same compliance standards?

A: Yes. Both ZXRE1004FFTA and ZXRE125FFTA are ROHS3 compliant, REACH unaffected, and carry MSL rating of 1 (Unlimited), indicating identical environmental and regulatory compliance.

Q: Which part should be selected for new designs?

A: For new designs, the ZXRE125FFTA is the appropriate selection due to its Active product status, ensuring sustained availability and supply chain continuity.