MCP1642B-ADJI/MSAlternatives & Equivalent Parts
About MCP1642B-ADJI/MS
MCP1642B-ADJI/MS is a Integrated Circuit component manufactured by Microchip. 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 MCP1642B-ADJI/MS — response within 24 hours.
Specification Comparison
| Parameter | MCP1642B-ADJI/MSSource | 744025004 | BC550C | SRN4018-4R7M | MCP1642DT-ADJI/MC |
|---|---|---|---|---|---|
| Manufacturer | Microchip | Würth Elektronik | PHILIPS | Bourns | Microchip |
| Package Type | Small Outline Packages | Other | Other | Other | Small Outline No-lead |
| Pin Count | 8 | 2 | 3 | 2 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | ~ 150.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $0.7490 | $0.5465 | $0.0296 | $0.1000 | $0.8940 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Manufacturer Package Code | MSOP-8 | — | — | — | DFN-8 |
| Factory Lead Time | 13 Weeks | — | — | 12 Weeks | 7 Weeks |
| YTEOL | 14 | 15 | 0 | 7.8 | 14 |
| Additional Feature | ADJ OUTPUT FROM 1.8V TO 5.5V | — | LOW NOISE | — | ADJ OUTPUT FROM 1.8V TO 5.5V |
| Analog IC - Other Type | SWITCHING REGULATOR | — | — | — | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE | — | — | — | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | 3 V | — | — | — | 3 V |
| Input Voltage-Min | 1.5 V | — | — | — | 1.5 V |
| JESD-30 Code | S-PDSO-G8 | — | O-PBCY-T3 | — | R-PDSO-N8 |
| JESD-609 Code | e3 | e2 | e3 | e1 | e3 |
| Number of Functions | 1 | 1 | — | 1 | 1 |
| Output Current-Max | 0.8 A | — | — | — | 0.8 A |
| Output Voltage-Max | 5.5 V | — | — | — | 5.5 V |
| Output Voltage-Min | 1.8 V | — | — | — | 1.8 V |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 | — | — | — | SOLCC8,.08,20 |
| Package Shape | SQUARE | — | ROUND | — | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMT | CYLINDRICAL | SMT | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | — | 250 | — | 260 |
| Screening Level | TS 16949 | — | — | — | TS 16949 |
| Surface Mount | YES | YES | NO | YES | YES |
| Switcher Configuration | BOOST | — | — | — | BOOST |
| Switching Frequency-Max | 1150 kHz | — | — | — | 1150 kHz |
| Temperature Grade | INDUSTRIAL | — | — | — | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Tin/Copper (Sn/Cu) | Matte Tin (Sn) | Tin/Silver/Copper (Sn96.5Ag3.0Cu0.5) | Matte Tin (Sn) |
| Terminal Form | GULL WING | — | THROUGH-HOLE | — | NO LEAD |
| Terminal Pitch | 0.65 mm | — | — | — | 0.5 mm |
| Terminal Position | DUAL | — | BOTTOM | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | — | 40 | — | 40 |
| ## MCP1642B-ADJI/MS Alternates Showing results | Image | — | — | — | — |
| Case/Size Code | — | 1111 | — | 1616 | — |
| Construction | — | Rectangular | — | Rectangular | — |
| DC Resistance | — | 0.12 Ω | — | 0.084 Ω | — |
| Inductance-Nom (L) | — | 4.7 µH | — | 4.7 µH | — |
| Inductor Application | — | POWER INDUCTOR | — | POWER INDUCTOR | — |
| Inductor Type | — | GENERAL PURPOSE INDUCTOR | — | GENERAL PURPOSE INDUCTOR | — |
| Package Height | — | 2.8 mm | — | 1.8 mm | — |
| Package Length | — | 2.8 mm | — | 4 mm | — |
| Package Width | — | 2.8 mm | — | 4 mm | — |
| Packing Method | — | TR, Embossed Plastic, 7 Inch | — | TR, EMBOSSED, 13 INCH | — |
| Rated Current-Max | — | 1.35 A | — | 1.9 A | — |
| Self Resonance Frequency | — | 84 MHz | — | 35 MHz | — |
| Shape/Size Description | — | RECTANGULAR PACKAGE | — | RECTANGULAR PACKAGE | — |
| Shielded | — | NO | — | YES | — |
| Terminal Placement | — | DUAL ENDED | — | DUAL ENDED | — |
| Terminal Shape | — | ONE SURFACE | — | ONE SURFACE | — |
| Test Frequency | — | 0.1 MHz | — | 0.1 MHz | — |
| Tolerance | — | 20% | — | 20% | — |
| Reach Compliance Code | — | — | Unknown | — | — |
| Collector Current-Max (IC) | — | — | 0.1 A | — | — |
| Collector-Emitter Voltage-Max | — | — | 45 V | — | — |
| Configuration | — | — | SINGLE | — | — |
| DC Current Gain-Min (hFE) | — | — | 420 | — | — |
| JEDEC-95 Code | — | — | TO-92 | — | — |
| Number of Elements | — | — | 1 | — | — |
| Polarity/Channel Type | — | — | NPN | — | — |
| Power Dissipation-Max (Abs) | — | — | 0.625 W | — | — |
| Qualification Status | — | — | Not Qualified | — | — |
| Transistor Application | — | — | AMPLIFIER | — | — |
| Transistor Element Material | — | — | SILICON | — | — |
| Transition Frequency-Nom (fT) | — | — | 100 MHz | — | — |
| VCEsat-Max | — | — | 0.6 V | — | — |
| ## BC550C Alternates Showing results | — | — | Image | — | — |
| Core Material | — | — | — | FERRITE | — |
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 MCP1642B-ADJI/MS — response within 24 hours.
Quick Links
suggested
Why Look for Alternatives?
Finding alternatives for MCP1642B-ADJI/MS 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 MCP1642B-ADJI/MS 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 MCP1642B-ADJI/MS. Get expert recommendations within 24 hours.
FAQ
What is equivalent to MCP1642B-ADJI/MS?
Known equivalents for MCP1642B-ADJI/MS include 744025004, BC550C, SRN4018-4R7M. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MCP1642B-ADJI/MS?
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 MCP1642B-ADJI/MS 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.