IR2181SPBFAlternatives & Equivalent Parts
About IR2181SPBF
IR2181SPBF is a Integrated Circuit component manufactured by International Rectifier. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for IR2181SPBF — response within 24 hours.
Specification Comparison
| Parameter | IR2181SPBFSource | HIP4081AIPZ | SN74LV244DW | 74ACT86B | UC3825AN |
|---|---|---|---|---|---|
| Manufacturer | International Rectifier | Intersil | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 8 | 20 | 20 | 14 | 16 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | ~ 70.0°C |
| Price | $0.9548 | $2.4600 | $0.2249 | $0.4000 | $5.7200 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | NOT RECOMMENDED | ACTIVE | OBSOLETE | OBSOLETE | ACTIVE |
| Electrical Parameters | |||||
| Factory Lead Time | 20 Weeks | 18 Weeks | — | — | — |
| YTEOL | 3 | 6 | 0 | 0 | 15 |
| High Side Driver | YES | YES | — | — | — |
| Input Characteristics | SCHMITT TRIGGER | GATED SCHMITT TRIGGER | — | — | — |
| Interface IC Type | HALF BRIDGE BASED MOSFET DRIVER | FULL BRIDGE BASED MOSFET DRIVER | — | — | — |
| JESD-30 Code | R-PDSO-G8 | R-PDIP-T20 | R-PDSO-G20 | R-PDIP-T14 | R-PDIP-T16 |
| JESD-609 Code | e3 | e3 | — | e3 | e4 |
| Number of Functions | 1 | 1 | 2 | 4 | 1 |
| Output Characteristics | STANDARD | STANDARD | 3-STATE | — | — |
| Output Peak Current Limit-Nom | 2.3 A | 2.5 A | — | — | — |
| Output Polarity | TRUE | TRUE | TRUE | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | DIP20,.3 | SOP20,.4 | DIP14,.3 | DIP16,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | IN-LINE | IN-LINE |
| Peak Reflow Temperature (Cel) | 260 | — | NOT SPECIFIED | — | — |
| Qualification Status | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max | 20 V | 15 V | — | — | — |
| Supply Voltage-Min | 10 V | 9.5 V | — | — | — |
| Supply Voltage-Nom | 15 V | 12 V | — | — | — |
| Supply Voltage1-Max | 620 V | 95 V | — | — | — |
| Supply Voltage1-Min | 5 V | — | — | — | — |
| Supply Voltage1-Nom | 15 V | 12 V | — | — | — |
| Surface Mount | YES | NO | YES | NO | NO |
| Technology | CMOS | — | CMOS | CMOS | BICMOS |
| Temperature Grade | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL | MILITARY | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | — | MATTE TIN | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | NOT SPECIFIED | — | — |
| Turn-off Time | 0.33 µs | 90 µs | — | — | — |
| Turn-on Time | 0.27 µs | 110 µs | — | — | — |
| Pbfree Code | — | Yes | No | — | Yes |
| Manufacturer Package Code | — | E20.3 | — | — | — |
| Date Of Intro | — | 2017-11-01 | — | — | 1999-11-03 |
| Supply Current-Max | — | 3 mA | — | — | — |
| Additional Feature | — | — | TYP VOLP < 0.8V AT VCC = 3.3V, TA = 25 DEGREE C | — | CAN ALSO BE CONFIGURED IN CURRENT MODE |
| Control Type | — | — | ENABLE LOW | — | — |
| Count Direction | — | — | UNIDIRECTIONAL | — | — |
| Family | — | — | LV/LV-A/LVX/H | ACT | — |
| Load Capacitance (CL) | — | — | 50 pF | 50 pF | — |
| Logic IC Type | — | — | BUS DRIVER | XOR GATE | — |
| Max I(ol) | — | — | 0.016 A | 0.024 A | — |
| Number of Bits | — | — | 4 | — | — |
| Number of Ports | — | — | 2 | — | — |
| Power Supply Current-Max (ICC) | — | — | 0.02 mA | — | — |
| Prop. Delay@Nom-Sup | — | — | 14 ns | 10.5 ns | — |
| Propagation Delay (tpd) | — | — | 17 ns | 10.5 ns | — |
| Supply Voltage-Max (Vsup) | — | — | 5.5 V | 5.5 V | 22 V |
| Supply Voltage-Min (Vsup) | — | — | 2.7 V | 4.5 V | 9.2 V |
| Supply Voltage-Nom (Vsup) | — | — | 3.3 V | 5 V | 12 V |
| Number of Inputs | — | — | — | 2 | — |
| Schmitt Trigger | — | — | — | NO | — |
| ## 74ACT86B Alternates Showing results | — | — | — | Image | — |
| Analog IC - Other Type | — | — | — | — | SWITCHING CONTROLLER |
| Control Mode | — | — | — | — | CURRENT/VOLTAGE-MODE |
| Control Technique | — | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | — | — | — | — | 22 V |
| Input Voltage-Min | — | — | — | — | 8.8 V |
| Input Voltage-Nom | — | — | — | — | 12 V |
| Output Current-Max | — | — | — | — | 2.2 A |
| Output Voltage-Max | — | — | — | — | 5.15 V |
| Output Voltage-Min | — | — | — | — | 5.05 V |
| Output Voltage-Nom | — | — | — | — | 5.1 V |
| Supply Current-Max (Isup) | — | — | — | — | 36 mA |
| Switcher Configuration | — | — | — | — | PUSH-PULL |
| Switching Frequency-Max | — | — | — | — | 1000 kHz |
| ## UC3825AN Alternates Showing results | — | — | — | — | Image |
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 IR2181SPBF — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for IR2181SPBF 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 IR2181SPBF 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for IR2181SPBF. Get expert recommendations within 24 hours.
FAQ
What is equivalent to IR2181SPBF?
Known equivalents for IR2181SPBF include HIP4081AIPZ, SN74LV244DW, 74ACT86B. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of IR2181SPBF?
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 IR2181SPBF 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.