749022011Alternatives & Equivalent Parts
About 749022011
749022011 is a Transformer component manufactured by Würth Elektronik. It comes in a Other 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 | 749022011Source | BD9D320EFJ-E2 | BD9D321EFJ-E2 | TPS2044AD | LR1F3K9 | LR1F100K |
|---|---|---|---|---|---|---|
| Manufacturer | Würth Elektronik | ROHM Semiconductor | ROHM Semiconductor | Texas Instruments | TE Connectivity | TE Connectivity |
| Package Type | Other | Small Outline Packages | Small Outline Packages | Small Outline Packages | Resistors, Axial Diameter Horizontal Mounting | Resistors, Axial Diameter Horizontal Mounting |
| Pin Count | 24 | 9 | 8 | 16 | 2 | 2 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 85.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C |
| Price | $3.8988 | $0.2600 | $0.2700 | $2.8590 | $0.0140 | $0.0119 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | — | — | Yes | Yes | Yes |
| YTEOL | 15 | 8 | 8 | 15 | 8 | 8 |
| Additional Feature | HEIGHT DIMENSION INCLUDES TERMINAL ALSO | ALSO OPERATES IN ADJUSTABLE MODE FROM 0.765 TO 7V | — | — | PRECISION | PRECISION |
| Application | LAN | — | — | — | — | — |
| Height | 6.35 mm | — | — | — | — | — |
| Insertion Loss | 1 dB | — | — | — | — | — |
| Isolation Voltage | 1500 V | — | — | — | — | — |
| JESD-609 Code | e3 | — | — | e4 | e3 | e3 |
| Mounting Feature | SURFACE MOUNT | — | — | — | THROUGH HOLE MOUNT | THROUGH HOLE MOUNT |
| Number of Functions | 1 | 1 | 1 | 1 | — | — |
| Packing Method | TAPE & REEL | — | — | — | AMMO PACK | AMMO PACK |
| Primary Inductance | 350 µH | — | — | — | — | — |
| Surface Mount | YES | YES | YES | YES | NO | NO |
| Terminal Finish | TIN OVER NICKEL | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin (Sn) | Tin (Sn) |
| Transformer Type | DATACOM TRANSFORMER | — | — | — | — | — |
| Factory Lead Time | — | 17 Weeks | 16 Weeks | — | 11 Weeks, 1 Day | — |
| Analog IC - Other Type | — | SWITCHING REGULATOR | SWITCHING REGULATOR | LOAD SWITCH | — | — |
| Input Voltage-Max | — | 18 V | 18 V | 5.5 V | — | — |
| Input Voltage-Min | — | 4.5 V | 4.5 V | 2.7 V | — | — |
| Input Voltage-Nom | — | 12 V | 12 V | — | — | — |
| JESD-30 Code | — | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G16 | — | — |
| Output Current-Max | — | 3 A | 3 A | — | — | — |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — |
| Package Shape | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | TUBULAR PACKAGE | TUBULAR PACKAGE |
| Package Style | — | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, VERY THIN PROFILE | SMALL OUTLINE | Axial | Axial |
| Peak Reflow Temperature (Cel) | — | NOT SPECIFIED | NOT SPECIFIED | 260 | — | — |
| Switcher Configuration | — | BUCK | BUCK | — | — | — |
| Switching Frequency-Max | — | 700 kHz | — | — | — | — |
| Temperature Grade | — | INDUSTRIAL | INDUSTRIAL | OTHER | — | — |
| Terminal Form | — | GULL WING | GULL WING | GULL WING | — | — |
| Terminal Pitch | — | 1.27 mm | 1.27 mm | 1.27 mm | — | — |
| Terminal Position | — | DUAL | DUAL | DUAL | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | NOT SPECIFIED | NOT SPECIFIED | 30 | — | — |
| Control Technique | — | — | PULSE WIDTH MODULATION | — | — | — |
| Output Voltage-Nom | — | — | 5.25 V | — | — | — |
| Adjustable Threshold | — | — | — | NO | — | — |
| Number of Channels | — | — | — | 4 | — | — |
| Qualification Status | — | — | — | Not Qualified | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 2.7 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 3.3 V | — | — |
| ## TPS2044AD Alternates Showing results | — | — | — | Image | — | — |
| Reach Compliance Code | — | — | — | — | Compliant | Unknown |
| Construction | — | — | — | — | Tubular | Tubular |
| Lead Diameter | — | — | — | — | 0.55 mm | 0.55 mm |
| Package Diameter | — | — | — | — | 2.3 mm | 2.3 mm |
| Package Length | — | — | — | — | 6.2 mm | 6.2 mm |
| Physical Dimension | — | — | — | — | 6.2mm x 2.3mm | 6.2mm x 2.3mm |
| Rated Power Dissipation (P) | — | — | — | — | 0.6 W | 0.6 W |
| Rated Temperature | — | — | — | — | 70 °C | 70 °C |
| Resistance | — | — | — | — | 3900 Ω | 100000 Ω |
| Resistor Type | — | — | — | — | FIXED RESISTOR | FIXED RESISTOR |
| Technology | — | — | — | — | THIN FILM | THIN FILM |
| Temperature Coefficient | — | — | — | — | 50 ppm/°C | 50 ppm/°C |
| Terminal Shape | — | — | — | — | WIRE | WIRE |
| Tolerance | — | — | — | — | 1% | 1% |
| Working Voltage | — | — | — | — | 350 V | 350 V |
| Configuration Features: Number of Resistors 1 | — | — | — | — | Dimensions: Passive Component Dimensions 6.2 x 2.3 MM | Dimensions: Passive Component Dimensions 6.2 x 2.3 MM |
| Passive Component Tolerance 1 PCT | — | — | — | — | Resistance Value 3.9K OHM | — |
| Power Rating .6 WATT | — | — | — | — | Packaging Features: Packaging Method Ammo Packed | — |
| Resistance Class 1kΩ – 1MΩ | — | — | — | — | — | Power Rating .6 WATT |
| Resistance Value 100K OHM | — | — | — | — | — | Packaging Features: Packaging Method Ammo Packed |
| Element Type Thin Film | — | — | — | — | — | Termination Features: Number of Terminations 2 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for 749022011 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 749022011 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 749022011?
Known equivalents for 749022011 include BD9D320EFJ-E2, BD9D321EFJ-E2, TPS2044AD. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 749022011?
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 749022011 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.