CZRF10VB-HF Zener Diode Equivalent & Substitute Parts

Part Overview

The CZRF10VB-HF is a surface mount Zener diode manufactured by Comchip Technology, rated at 10 V nominal Zener voltage with 200 mW maximum power dissipation. This component is classified as obsolete, though inventory remains available. The part is packaged in 1005/SOD-323F form factor, suitable for compact electronic applications requiring voltage regulation or transient protection.

Due to the obsolete product status of CZRF10VB-HF, identifying equivalent and substitute parts is necessary to ensure design continuity, supply chain reliability, and long-term component availability for production and maintenance applications.

Substiute Parts

CZRF10VB-HF

Comchip TechnologyIn Stock: 895CZRF10VB-HF Datasheet

Current PartRFQ

CZRF10VB

Comchip TechnologyIn Stock: 1182CZRF10VB Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CZRF10VB-HF is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

• Zener voltage: 10 V nominal
• Tolerance: ±3%
• Maximum power dissipation: 200 mW
• Impedance (Max): 15 Ohms
• Reverse leakage current: 100 nA @ 8 V
• Forward voltage: 900 mV @ 10 mA
• Operating temperature range: -55°C to 125°C
• Package type: 1005/SOD-323F surface mount

The CZRF10VB (Comchip Technology) is identified as a parametric equivalent. This part maintains identical electrical specifications and packaging while offering active product status and improved supply availability. Additional substitute options including TDZ10J, BZX84J-C10, PZU10B, and BZX84J-B10 are available through cross-reference relationships, subject to verification of identical parameter compliance.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: CZRF10VB

The CZRF10VB is the direct parametric equivalent to CZRF10VB-HF. Both parts are manufactured by Comchip Technology and maintain identical electrical and thermal specifications. The key distinction is product status: CZRF10VB holds active status with confirmed supply availability (1123 Pcs in stock), whereas CZRF10VB-HF is classified as obsolete. For new designs or production continuity, CZRF10VB is the appropriate selection.

Both parts comply with ROHS3 and REACH requirements, ensuring regulatory compliance for applications subject to environmental standards. Moisture sensitivity level MSL-1 indicates unlimited shelf life under standard storage conditions.

The packaging difference (Tape & Reel for CZRF10VB versus unspecified for CZRF10VB-HF) reflects standard manufacturing practices and does not affect electrical or mechanical compatibility in circuit applications.

Frequently Asked Questions (FAQ)

Q: Can CZRF10VB directly replace CZRF10VB-HF in existing designs?

A: Yes. CZRF10VB maintains identical electrical parameters, operating temperature range, and package specifications (1005/SOD-323F). The parts are functionally interchangeable at the circuit level.

Q: Why is CZRF10VB-HF classified as obsolete?

A: Obsolete status indicates the manufacturer has discontinued active production. CZRF10VB represents the active continuation of this product line with equivalent specifications.

Q: What is the significance of Tape & Reel packaging for CZRF10VB?

A: Tape & Reel (TR) packaging is standard for high-volume surface mount assembly. It does not affect component performance or electrical characteristics. This packaging format is compatible with automated pick-and-place equipment used in modern PCB manufacturing.

Q: Are there compliance differences between CZRF10VB-HF and CZRF10VB?

A: No. Both parts carry identical RoHS3 compliance and REACH unaffected status. Moisture sensitivity level (MSL-1) is identical, indicating unlimited shelf life under standard conditions.

Q: What parameters must remain constant for substitution?

A: Zener voltage (10 V), tolerance (±3%), maximum power (200 mW), impedance (15 Ohms), reverse leakage (100 nA @ 8 V), forward voltage (900 mV @ 10 mA), operating temperature range (-55°C to 125°C), and package type (1005/SOD-323F) must all match for valid substitution.

Q: Can substitute parts from other manufacturers be used?

A: Cross-reference parts such as TDZ10J, BZX84J-C10, PZU10B, and BZX84J-B10 are listed as available alternatives. Substitution requires verification that all electrical and mechanical parameters match the specified criteria before implementation.