APV1121SZ Equivalent & Substitute Parts

Part Overview

The APV1121SZ is an optoisolator with photovoltaic output manufactured by Panasonic Electric Works. This component provides 2500Vrms isolation in a single-channel configuration with 4-SOP surface mount packaging. The device is classified as Active product status and is RoHS Compliant. Alternative part sourcing becomes necessary due to inventory availability, supply chain considerations, or procurement preferences while maintaining identical electrical and mechanical specifications.

Substiute Parts

APV1121SZ

Panasonic Electric WorksIn Stock: 4156APV1121SZ Datasheet

Current PartRFQ

APV1121SX

Panasonic Electric WorksIn Stock: 1944APV1121SX Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the APV1121SZ is determined by strict equivalence across the following critical parameters:

• Voltage - Isolation: 2500Vrms
• Number of Channels: 1
• Output Type: Photovoltaic
• Package / Case: 4-SMD, Gull Wing
• Supplier Device Package: 4-SOP
• Mounting Type: Surface Mount
• Operating Temperature Range: -40°C ~ 85°C
• Voltage - Output (Max): 8.7V
• Current - Output / Channel: 14µA
• Turn On / Turn Off Time (Typ): 400µs, 100µs
• Voltage - Forward (Vf) (Typ): 1.15V
• Current - DC Forward (If) (Max): 50 mA

The APV1121SX meets all specified electrical and mechanical parameters and qualifies as a direct substitute for the APV1121SZ.

Parameter Comparison

Engineering Selection Recommendations

Both APV1121SZ and APV1121SX are Active products from Panasonic Electric Works with identical electrical and mechanical specifications. The APV1121SX carries ROHS3 Compliant certification compared to RoHS Compliant for the APV1121SZ. Both components are REACH Unaffected. Selection between these parts should be based on inventory availability, procurement lead times, and compliance requirements specific to the application or regional regulations.

Frequently Asked Questions (FAQ)

Q: Can APV1121SX replace APV1121SZ in existing designs? A: Yes. Both parts share identical electrical parameters including 2500Vrms isolation voltage, photovoltaic output type, 8.7V maximum output voltage, 14µA output current, and 4-SOP package configuration. No circuit modifications are required.

Q: Are there differences in RoHS compliance between these parts? A: The APV1121SZ is RoHS Compliant, while the APV1121SX is ROHS3 Compliant. Both meet regulatory requirements; the difference reflects certification version. Verify compliance requirements for your specific application or region.

Q: Do these parts have identical package dimensions? A: Yes. Both use 4-SMD, Gull Wing package configuration with 4-SOP supplier device package designation. PCB footprints and mounting procedures are identical.

Q: What is the operating temperature range for both parts? A: Both APV1121SZ and APV1121SX operate across -40°C to 85°C.

Q: Are turn-on and turn-off times identical? A: Yes. Both parts have identical switching characteristics: 400µs turn-on time and 100µs turn-off time.