TLP521-4(A.F)Alternatives & Equivalent Parts
About TLP521-4(A.F)
TLP521-4(A.F) is a Integrated Circuit component manufactured by Toshiba. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | TLP521-4(A.F)Source | 178325-5 | TLP521-4 | BLM18AG121SN1D | ERJ1TRQFR51U |
|---|---|---|---|---|---|
| Manufacturer | Toshiba | TE Connectivity | Isocom | Murata Electronics | Panasonic |
| Package Type | Dual-In-Line Packages | Other | Dual-In-Line Packages | Other | Other |
| Pin Count | 16 | 12 | 16 | 2 | 2 |
| Temperature Range | — | -55.0°C ~ 105.0°C | -30.0°C ~ 100.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 155.0°C |
| Price | — | $0.6064 | $0.5790 | $0.0170 | $0.1500 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Pbfree Code | — | Yes | Yes | Yes | Yes |
| Reach Compliance Code | — | Unknown | Compliant | — | Compliant |
| YTEOL | — | 7 | 6 | 7 | 10 |
| Board Mounting Option | — | SOLDERABLE RETENTION CLIPS | — | — | — |
| Connector Type | — | RECTANGULAR POWER CONNECTOR | — | — | — |
| Contact Finish Mating | — | NOT APPLICABLE | — | — | — |
| Contact Gender | — | MALE | — | — | — |
| Contact Material | — | NOT APPLICABLE | — | — | — |
| DIN Conformance | — | NO | — | — | — |
| EMI Shielded | — | NO | — | — | — |
| Empty Shell | — | YES | — | — | — |
| Filter Feature | — | NO | — | — | — |
| IEC Conformance | — | NO | — | — | — |
| Insulator Color | — | BLACK | — | — | — |
| Insulator Material | — | GLASS FILLED POLYESTER | — | — | — |
| MIL Conformance | — | NO | — | — | — |
| Mains Connector Rating | — | 15A | — | — | — |
| Mating Information | — | 178289-5 | — | — | — |
| Mixed Contacts | — | NO | — | — | — |
| Mounting Style | — | STRAIGHT | — | — | — |
| Mounting Type | — | BOARD | — | SURFACE MOUNT | — |
| Number Of Connectors | — | ONE | — | — | — |
| Number of Ports | — | 1 | — | — | — |
| Number of Rows Loaded | — | 2 | — | — | — |
| Option | — | GENERAL PURPOSE | — | — | — |
| Panel Mount | — | NO | — | — | — |
| Plating Thickness | — | 80u inch | — | — | — |
| Polarization Key | — | POLARIZED | — | — | — |
| Rated Current (Signal) | — | 15 A | — | — | — |
| Reference Standard | — | UL | — | — | AEC-Q200, IEC60115-8 |
| Terminal Pitch | — | 3.81 mm | — | — | — |
| Termination Type | — | SOLDER | — | — | — |
| Total Number of Contacts | — | 10 | — | — | — |
| UL Flammability Code | — | 94V-0 | — | — | — |
| Configuration Features: Number of Rows 2 | — | PCB Mount Orientation Vertical | — | — | — |
| Contact Features: Contact Mating Area Plating Material Finish Matte | — | Contact Mating Area Plating Material Thickness 80 MICIN | — | — | — |
| Contact Mating Area Plating Material Thickness 2 MICM | — | Contact Type Pin | — | — | — |
| Housing Features: Housing Material Polyester GF | — | Centerline (Pitch) .15 INCH | — | — | — |
| Additional Feature | — | — | UL RECOGNIZED | MONOLITHIC TYPE | HIGH PRECISION |
| Coll-Emtr Bkdn Voltage-Min | — | — | 55 V | — | — |
| Configuration | — | — | SEPARATE, 4 CHANNELS | — | — |
| Current Transfer Ratio-Nom | — | — | 50% | — | — |
| Dark Current-Max | — | — | 100 nA | — | — |
| Forward Current-Max | — | — | 0.05 A | — | — |
| Isolation Voltage-Max | — | — | 5300 V | — | — |
| JESD-609 Code | — | — | e3 | e3 | e3 |
| Number of Elements | — | — | 4 | — | — |
| Optoelectronic Device Type | — | — | TRANSISTOR OUTPUT OPTOCOUPLER | — | — |
| Terminal Finish | — | — | TIN | Matte Tin (Sn) - with Nickel (Ni) barrier | MATTE TIN OVER NICKEL |
| Case Code | — | — | — | 0603 | — |
| Construction | — | — | — | Chip Bead | Rectangular |
| DC Resistance-Max | — | — | — | 0.18 Ω | — |
| Filter Type | — | — | — | FERRITE CHIP | — |
| Frequency-Max | — | — | — | 100 MHz | — |
| Frequency-Min | — | — | — | 100 MHz | — |
| Height | — | — | — | 0.8 mm | — |
| Number of Functions | — | — | — | 1 | — |
| Output Impedance | — | — | — | 120 OHM Ω | — |
| Packing Method | — | — | — | TAPE | TR, EMBOSSED, 7 INCH |
| Rated Current | — | — | — | 0.8 A | — |
| Factory Lead Time | — | — | — | — | 22 Weeks |
| Mounting Feature | — | — | — | — | SURFACE MOUNT |
| Package Height | — | — | — | — | 0.6 mm |
| Package Length | — | — | — | — | 6.4 mm |
| Package Shape | — | — | — | — | RECTANGULAR PACKAGE |
| Package Style | — | — | — | — | SMT |
| Package Width | — | — | — | — | 3.2 mm |
| Rated Power Dissipation (P) | — | — | — | — | 1 W |
| Rated Temperature | — | — | — | — | 70 °C |
| Resistance | — | — | — | — | 0.51 Ω |
| Resistor Type | — | — | — | — | FIXED RESISTOR |
| Size Code | — | — | — | — | 2512 |
| Surface Mount | — | — | — | — | YES |
| Technology | — | — | — | — | METAL GLAZE/THICK FILM |
| Temperature Coefficient | — | — | — | — | 0,200 ppm/°C |
| Terminal Shape | — | — | — | — | WRAPAROUND |
| Tolerance | — | — | — | — | 1% |
| Working Voltage | — | — | — | — | 0.7141 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for TLP521-4(A.F) — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for TLP521-4(A.F) is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating TLP521-4(A.F) replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to TLP521-4(A.F)?
Known equivalents for TLP521-4(A.F) include 178325-5, TLP521-4, BLM18AG121SN1D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TLP521-4(A.F)?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify TLP521-4(A.F) alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.