H11AV1FVM Equivalent & Substitute Parts

Part Overview

The H11AV1FVM is an optoisolator transistor with base output manufactured by onsemi, designed for high-voltage isolation applications requiring 4170Vrms isolation rating. This component features a single-channel configuration with transistor output and integrated base connection, suitable for DC input applications in 6-SMD surface mount packaging.

The H11AV1FVM is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for systems utilizing this optoisolator topology.

Substiute Parts

H11AV1FVM

onsemiIn Stock: 965H11AV1FVM Datasheet

Current PartRFQ

H11AV1X

Isocom Components 2004 LTDIn Stock: 1553H11AV1X Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the H11AV1FVM is evaluated based on the following critical parameters that define functional equivalence:

Isolation Voltage: The H11AV1FVM provides 4170Vrms isolation. Substitute parts must maintain isolation voltage at or above this specification to ensure equivalent safety and performance characteristics in high-voltage isolation circuits.

Output Configuration: The transistor with base output topology is mandatory for direct substitution, as this configuration determines circuit interface requirements and signal control characteristics.

Current Transfer Ratio: The specified range of 100% to 300% @ 10mA defines the gain characteristics of the optoisolator. Substitute parts must support this range to ensure compatible signal amplification in the isolated circuit.

Single-Channel Configuration: The H11AV1FVM operates as a single-channel device. Substitute parts must maintain this channel count for pin-compatible replacement.

Maximum Output Voltage and Saturation Characteristics: The 70V maximum output voltage and 400mV Vce saturation specification define the output stage performance envelope. Substitute parts must meet or exceed these ratings.

Input Type: DC input operation is required for functional equivalence.

Parameter Comparison

Engineering Selection Recommendations

The H11AV1X from Isocom Components 2004 LTD qualifies as a functional substitute for the H11AV1FVM based on matched electrical specifications for isolation voltage, current transfer ratio, output voltage, and saturation characteristics.

Product Status Advantage: The H11AV1X maintains active production status, ensuring long-term supply availability and support compared to the obsolete H11AV1FVM.

Compliance Status: The H11AV1X is ROHS3 compliant, providing enhanced environmental and regulatory alignment for new designs and manufacturing processes.

Electrical Equivalence: All critical electrical parameters—isolation voltage (5300Vrms exceeds the 4170Vrms requirement), current transfer ratio (100%-300% @ 10mA), output voltage (70V), and saturation voltage (400mV)—are equivalent or superior to the main part.

Package Consideration: The H11AV1X uses 6-DIP through-hole packaging, whereas the H11AV1FVM uses 6-SMD surface mount packaging. This difference requires PCB layout modification and is not a pin-compatible replacement without redesign.

Temperature Range: The H11AV1X operating range of -55°C to 100°C exceeds the H11AV1FVM range of -40°C to 100°C, providing broader thermal performance capability.

Frequently Asked Questions (FAQ)

Q: Can the H11AV1X directly replace the H11AV1FVM without PCB modification?

A: No. While the H11AV1X is electrically equivalent, it uses 6-DIP through-hole packaging compared to the H11AV1FVM's 6-SMD surface mount package. Direct replacement requires PCB redesign to accommodate the different package footprint and mounting technology.

Q: What are the key electrical parameters that make H11AV1X a valid substitute?

A: The H11AV1X matches the H11AV1FVM in isolation voltage (5300Vrms exceeds 4170Vrms), current transfer ratio (100%-300% @ 10mA), maximum output voltage (70V), Vce saturation (400mV), and DC input type. These parameters define functional equivalence for optoisolator transistor with base output applications.

Q: Does the higher isolation voltage of the H11AV1X (5300Vrms vs. 4170Vrms) affect compatibility?

A: No. Higher isolation voltage is a performance advantage and does not compromise compatibility. The H11AV1X exceeds the isolation requirement of the H11AV1FVM, making it suitable for applications requiring the original specification or higher isolation performance.

Q: What is the significance of the H11AV1X being in active production status?

A: Active production status ensures ongoing availability, consistent quality control, and manufacturer support. The H11AV1FVM's obsolete status creates supply chain risk and potential discontinuation of technical support, making the active H11AV1X a more reliable long-term solution.

Q: Are there any compliance differences between the two parts?

A: The H11AV1X is ROHS3 compliant, whereas the H11AV1FVM compliance status is not specified in the provided data. ROHS3 compliance indicates adherence to current environmental and hazardous substance restrictions, which may be required for new designs or specific market applications.

Q: How does the operating temperature range difference affect selection?

A: The H11AV1X supports -55°C to 100°C compared to the H11AV1FVM's -40°C to 100°C. The extended lower temperature range of the H11AV1X provides additional thermal margin for applications operating in cold environments, though both parts cover standard industrial temperature ranges.