FDLL4148XAlternatives & Equivalent Parts
About FDLL4148X
FDLL4148X is a Diode component manufactured by ON Semiconductor. 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 | FDLL4148XSource | 1N4148UR-1/TR | RO-0505S | CSD19537Q3 | DRV8353SRTAR | F280023CPTSR |
|---|---|---|---|---|---|---|
| Manufacturer | ON Semiconductor | Microchip | RECOM Power | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Other | Other | Other | Other | Quad Flat No-Lead | Quad Flat Packages |
| Pin Count | 2 | 2 | 4 | 8 | 41 | 48 |
| Temperature Range | — | -65.0°C ~ 175.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 150.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | — | $0.7700 | $5.0750 | $0.4856 | $1.8340 | $3.1100 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Factory Lead Time | — | 20 Weeks | — | — | — | — |
| YTEOL | — | 23 | 6.2 | 15 | 15 | 15 |
| Additional Feature | — | METALLURGICALLY BONDED | — | AVALANCHE RATED | — | — |
| Application | — | SWITCHING | — | — | — | — |
| Breakdown Voltage-Min | — | 100 V | — | — | — | — |
| Configuration | — | SINGLE | — | SINGLE | — | — |
| Diode Element Material | — | SILICON | — | — | — | — |
| Diode Type | — | RECTIFIER DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | — | 1.2 V | — | — | — | — |
| JEDEC-95 Code | — | DO-213AA | — | — | — | — |
| JESD-30 Code | — | O-LELF-R2 | R-XSMA-P4 | S-PDSO-N8 | S-PQCC-N40 | S-PQFP-G48 |
| JESD-609 Code | — | e0 | — | e3 | e4 | e4 |
| Non-rep Pk Forward Current-Max | — | 2 A | — | — | — | — |
| Number of Elements | — | 1 | — | 1 | — | — |
| Number of Phases | — | 1 | — | — | — | — |
| Output Current-Max | — | 0.2 A | 0.2 A | — | — | — |
| Package Body Material | — | GLASS | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | — | ROUND | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | — | LONG FORM | MICROELECTRONIC ASSEMBLY | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY VERY THIN PROFILE | FLATPACK, LOW PROFILE, FINE PITCH |
| Qualification Status | — | Not Qualified | Not Qualified | — | — | — |
| Reference Standard | — | MIL-19500 | — | — | — | — |
| Rep Pk Reverse Voltage-Max | — | 75 V | — | — | — | — |
| Reverse Current-Max | — | 0.5 µA | — | — | — | — |
| Reverse Recovery Time-Max | — | 0.005 µs | — | — | — | — |
| Reverse Test Voltage | — | 75 V | — | — | — | — |
| Surface Mount | — | YES | NO | YES | YES | YES |
| Terminal Finish | — | Tin/Lead (Sn/Pb) | — | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | WRAP AROUND | PIN/PEG | NO LEAD | NO LEAD | GULL WING |
| Terminal Position | — | END | SINGLE | DUAL | QUAD | QUAD |
| Reach Compliance Code | — | — | Compliant | — | — | — |
| Analog IC - Other Type | — | — | DC-DC UNREGULATED POWER SUPPLY MODULE | — | — | — |
| Input Voltage-Max | — | — | 5.5 V | — | — | — |
| Input Voltage-Min | — | — | 4.5 V | — | — | — |
| Input Voltage-Nom | — | — | 5 V | — | — | — |
| Load Regulation-Max | — | — | 15% | — | — | — |
| Number of Functions | — | — | 1 | — | 1 | — |
| Number of Outputs | — | — | 1 | — | — | — |
| Output Voltage-Max | — | — | 5.25 V | — | — | — |
| Output Voltage-Min | — | — | 4.75 V | — | — | — |
| Output Voltage-Nom | — | — | 5 V | — | — | — |
| Package Equivalence Code | — | — | SIP4,.18 | — | LCC40,.24SQ,20 | QFP48,.35SQ,20 |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 | 260 | 260 |
| Technology | — | — | HYBRID | — | — | CMOS |
| Temperature Grade | — | — | INDUSTRIAL | — | — | AUTOMOTIVE |
| Terminal Pitch | — | — | 2.54 mm | — | 0.5 mm | 0.5 mm |
| Time@Peak Reflow Temperature-Max (s) | — | — | 10 | 30 | 30 | 30 |
| Total Power Output-Max | — | — | 1 W | — | — | — |
| Trim/Adjustable Output | — | — | NO | — | — | — |
| Pbfree Code | — | — | — | Yes | Yes | Yes |
| Avalanche Energy Rating (Eas) | — | — | — | 55 mJ | — | — |
| Case Connection | — | — | — | DRAIN | — | — |
| DS Breakdown Voltage-Min | — | — | — | 100 V | — | — |
| Drain Current-Max (ID) | — | — | — | 53 A | — | — |
| Drain-source On Resistance-Max | — | — | — | 0.0166 Ω | — | — |
| FET Technology | — | — | — | METAL-OXIDE SEMICONDUCTOR | — | — |
| Feedback Cap-Max (Crss) | — | — | — | 17.3 pF | — | — |
| Operating Mode | — | — | — | ENHANCEMENT MODE | — | — |
| Polarity/Channel Type | — | — | — | N-CHANNEL | — | — |
| Pulsed Drain Current-Max (IDM) | — | — | — | 219 A | — | — |
| Transistor Application | — | — | — | SWITCHING | — | — |
| Transistor Element Material | — | — | — | SILICON | — | — |
| ## CSD19537Q3 Alternates Showing results | — | — | — | Image | — | — |
| High Side Driver | — | — | — | — | YES | — |
| Interface IC Type | — | — | — | — | HALF BRIDGE BASED MOSFET DRIVER | — |
| Output Characteristics | — | — | — | — | PUSH-PULL | — |
| Output Peak Current Limit-Nom | — | — | — | — | 1 A | — |
| Supply Current-Max | — | — | — | — | 13 mA | 5 mA |
| Supply Voltage-Max | — | — | — | — | 75 V | 3.63 V |
| Supply Voltage-Min | — | — | — | — | 9 V | 2.8 V |
| Supply Voltage-Nom | — | — | — | — | 48 V | 3.3 V |
| Supply Voltage1-Max | — | — | — | — | 102 V | — |
| Supply Voltage1-Min | — | — | — | — | 9 V | — |
| Supply Voltage1-Nom | — | — | — | — | 48 V | — |
| Turn-off Time | — | — | — | — | 1000 µs | — |
| Turn-on Time | — | — | — | — | 1000 µs | — |
| ## DRV8353SRTAR Alternates Showing results | — | — | — | — | Image | — |
| Date Of Intro | — | — | — | — | — | 2020-03-21 |
| Has ADC | — | — | — | — | — | YES |
| Bit Size | — | — | — | — | — | 32 |
| Boundary Scan | — | — | — | — | — | YES |
| CPU Family | — | — | — | — | — | C28X |
| Clock Frequency-Max | — | — | — | — | — | 25 MHz |
| DAC Channels | — | — | — | — | — | YES |
| DMA Channels | — | — | — | — | — | YES |
| Format | — | — | — | — | — | FLOATING POINT |
| Integrated Cache | — | — | — | — | — | NO |
| Low Power Mode | — | — | — | — | — | YES |
| Number of DMA Channels | — | — | — | — | — | 6 |
| Number of External Interrupts | — | — | — | — | — | 5 |
| Number of I/O Lines | — | — | — | — | — | 24 |
| Number of Serial I/Os | — | — | — | — | — | 1 |
| Number of Timers | — | — | — | — | — | 3 |
| On Chip Data RAM Width | — | — | — | — | — | 8 |
| On Chip Program ROM Width | — | — | — | — | — | 8 |
| PWM Channels | — | — | — | — | — | YES |
| RAM (bytes) | — | — | — | — | — | 24576 |
| ROM (words) | — | — | — | — | — | 65536 |
| ROM Programmability | — | — | — | — | — | FLASH |
| Speed | — | — | — | — | — | 100 MHz |
| uPs/uCs/Peripheral ICs Type | — | — | — | — | — | MICROCONTROLLER, RISC |
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 5 alternatives for FDLL4148X — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for FDLL4148X 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 FDLL4148X 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 FDLL4148X?
Known equivalents for FDLL4148X include 1N4148UR-1/TR, RO-0505S, CSD19537Q3. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of FDLL4148X?
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 FDLL4148X 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.