ZXRE1004CFTC Equivalent & Substitute Parts

Part Overview

The ZXRE1004CFTC is a Shunt Voltage Reference IC manufactured by Diodes Incorporated, designed for precision voltage reference applications requiring fixed 1.22V output. This Surface Mount device in SOT-23-3 packaging delivers 20 mA output current with ±0.5% tolerance and operates across the industrial temperature range of -40°C to 85°C.

The ZXRE1004CFTC is classified as Obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for applications utilizing this reference voltage IC.

Substiute Parts

ZXRE1004CFTC

Diodes IncorporatedIn Stock: 959ZXRE1004CFTC Datasheet

Current PartRFQ

ZXRE125CFTA

Diodes IncorporatedIn Stock: 1621ZXRE125CFTA Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ZXRE1004CFTC is determined by strict equivalence across the following critical parameters:

• Reference Type: Shunt
• Output Type: Fixed
• Voltage - Output (Min/Fixed): 1.22V
• Current - Output: 20 mA
• Tolerance: ±0.5%
• 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 ZXRE125CFTA meets all specified electrical and mechanical parameters, providing direct functional equivalence for circuit-level replacement.

Parameter Comparison

Engineering Selection Recommendations

The ZXRE125CFTA is the direct parametric equivalent for the obsolete ZXRE1004CFTC. Both devices are manufactured by Diodes Incorporated and maintain identical electrical specifications across all critical performance parameters.

The ZXRE125CFTA carries Active product status, ensuring ongoing manufacturer support and supply availability. Both parts maintain ROHS3 compliance, REACH Unaffected status, and identical export classification (EAR99), satisfying regulatory requirements for equivalent substitution.

The primary distinction is packaging format: the ZXRE1004CFTC is supplied in bulk, while the ZXRE125CFTA is supplied in Tape & Reel (TR) format. This packaging difference does not affect electrical performance or circuit-level compatibility.

Frequently Asked Questions (FAQ)

Q: Can the ZXRE125CFTA directly replace the ZXRE1004CFTC in existing designs?

A: Yes. The ZXRE125CFTA is a parametric equivalent with identical electrical specifications, operating temperature range, package type (SOT-23-3), and mounting configuration. No circuit modifications are required.

Q: What is the difference between the ZXRE1004CFTC and ZXRE125CFTA?

A: The devices are electrically identical. The ZXRE1004CFTC is Obsolete with bulk packaging, while the ZXRE125CFTA is Active with Tape & Reel packaging. Both deliver 1.22V fixed output at 20 mA with ±0.5% tolerance and 75ppm/°C temperature coefficient.

Q: Are there any compliance or certification differences?

A: No. Both parts maintain identical RoHS3 compliance, REACH Unaffected status, MSL rating of 1 (Unlimited), and EAR99 export classification.

Q: Does the Tape & Reel packaging of the ZXRE125CFTA affect performance?

A: No. Packaging format does not affect electrical performance or circuit functionality. The SOT-23-3 package remains identical between both parts.

Q: What is the minimum operating current for these shunt reference ICs?

A: The cathode current is specified at 8 µA, representing the minimum operating current for proper device function.