2SA1837(F,M)Alternatives & Equivalent Parts
About 2SA1837(F,M)
2SA1837(F,M) is a Transistor BJT PNP component manufactured by Toshiba. It comes in a Transistor Outline, Vertical 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 | 2SA1837(F,M)Source | BQ24179YBGR | TNY277PN |
|---|---|---|---|
| Manufacturer | Toshiba | Texas Instruments | Power Integrations |
| Package Type | Transistor Outline, Vertical | BGA | Dual-In-Line Packages |
| Pin Count | 3 | 56 | 8 |
| Temperature Range | — | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C |
| Price | — | $3.7400 | $0.6500 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | — | Yes | — |
| YTEOL | — | 15 | 7 |
| Additional Feature | — | Thermal Shutdown:105C | — |
| Adjustable Threshold | — | YES | NO |
| Analog IC - Other Type | — | LINEAR BATTERY CHARGER | LOAD SWITCH |
| Input Voltage-Max | — | 24 V | — |
| Input Voltage-Min | — | 3.6 V | — |
| JESD-30 Code | — | R-PBGA-B56 | R-PDIP-T7 |
| JESD-609 Code | — | e1 | e3 |
| Number of Channels | — | 4 | 1 |
| Number of Functions | — | 1 | 1 |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | BGA56,7X8,16 | DIP7/8,.3 |
| Package Shape | — | RECTANGULAR | RECTANGULAR |
| Package Style | — | GRID ARRAY, VERY THIN PROFILE, FINE PITCH | IN-LINE |
| Peak Reflow Temperature (Cel) | — | 260 | — |
| Supply Current-Max (Isup) | — | 3.3 mA | — |
| Supply Voltage-Max (Vsup) | — | 24 V | 265 V |
| Supply Voltage-Min (Vsup) | — | 3.6 V | 85 V |
| Supply Voltage-Nom (Vsup) | — | 5 V | 230 V |
| Surface Mount | — | YES | NO |
| Switcher Configuration | — | BUCK-BOOST | — |
| Technology | — | BICMOS | — |
| Temperature Grade | — | INDUSTRIAL | AUTOMOTIVE |
| Terminal Finish | — | Tin/Silver/Copper (Sn/Ag/Cu) | Matte Tin (Sn) |
| Terminal Form | — | BALL | THROUGH-HOLE |
| Terminal Pitch | — | 0.4 mm | 2.54 mm |
| Terminal Position | — | BOTTOM | DUAL |
| Threshold Voltage-Nom | — | +25.7V | +2.6V |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — |
| Factory Lead Time | — | — | 8 Weeks |
| Qualification Status | — | — | Not Qualified |
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 2 alternatives for 2SA1837(F,M) — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for 2SA1837(F,M) 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 2SA1837(F,M) 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 2SA1837(F,M)?
Known equivalents for 2SA1837(F,M) include BQ24179YBGR, TNY277PN. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 2SA1837(F,M)?
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 2SA1837(F,M) 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.