BQ2057WSNTRAlternatives & Equivalent Parts
About BQ2057WSNTR
BQ2057WSNTR is a Integrated Circuit component manufactured by Texas Instruments. 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.
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Specification Comparison
| Parameter | BQ2057WSNTRSource | BQ2057SN | BQ2057WSN | BQ2057CSNTR | BQ2057CSN | FZT788BTA | B57235S0509M000 | LM19CIZ/LFT4 | BQ2057WSNG4 |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Diodes Inc. | EPCOS | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | — | Small Outline Packages | Small Outline Packages | Small Outline Packages | SOT223 (3-Pin) | Other | Other | Small Outline Packages |
| Pin Count | 8 | — | 8 | 8 | 8 | 4 | 2 | 3 | 8 |
| Temperature Range | -20.0°C ~ 70.0°C | — | -20.0°C ~ 70.0°C | -20.0°C ~ 70.0°C | -20.0°C ~ 70.0°C | ~ 150.0°C | -55.0°C ~ 170.0°C | -55.0°C ~ 130.0°C | -20.0°C ~ 70.0°C |
| Price | $1.9151 | $1.6300 | $2.4500 | $2.1500 | $2.1470 | $0.2894 | $0.1168 | $0.8750 | $5.2761 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | — | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||||||
| Pbfree Code | Yes | — | Yes | Yes | Yes | No | — | Yes | — |
| YTEOL | 0 | — | 15 | 15 | 15 | 4 | 6.91 | 15 | 0 |
| Adjustable Threshold | YES | — | YES | YES | YES | — | — | — | YES |
| Analog IC - Other Type | LINEAR BATTERY CHARGER | — | LINEAR BATTERY CHARGER | LINEAR BATTERY CHARGER | LINEAR BATTERY CHARGER | — | — | — | LINEAR BATTERY CHARGER |
| JESD-30 Code | R-PDSO-G8 | — | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G4 | — | — | R-PDSO-G8 |
| JESD-609 Code | e4 | — | e4 | e4 | e4 | e3 | e3 | e3 | e4 |
| Number of Channels | 1 | — | 1 | 1 | 1 | — | — | — | 1 |
| Number of Functions | 1 | — | 1 | 1 | 1 | — | — | — | 1 |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | — | SOP8,.25 | SOP8,.25 | SOP8,.25 | — | — | SIP3,.1,50 | SOP8,.25 |
| Package Shape | RECTANGULAR | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | DISK PACKAGE | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | — | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | Radial | — | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | 260 | 260 | 260 | — | — | 260 |
| Qualification Status | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | — | Not Qualified |
| Supply Current-Max (Isup) | 4 mA | — | 4 mA | 4 mA | 4 mA | — | — | — | 4 mA |
| Supply Voltage-Max (Vsup) | 15 V | — | 15 V | 15 V | 15 V | — | — | — | 15 V |
| Supply Voltage-Min (Vsup) | 4.5 V | — | 4.5 V | 4.5 V | 4.5 V | — | — | — | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | — | 5 V | 5 V | 5 V | — | — | — | 5 V |
| Surface Mount | YES | — | YES | YES | YES | YES | NO | NO | YES |
| Technology | CMOS | — | CMOS | CMOS | CMOS | — | — | CMOS | — |
| Temperature Grade | OTHER | — | OTHER | OTHER | OTHER | — | — | — | OTHER |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | — | GULL WING | GULL WING | GULL WING | GULL WING | — | — | GULL WING |
| Terminal Pitch | 1.27 mm | — | 1.27 mm | 1.27 mm | 1.27 mm | — | — | — | 1.27 mm |
| Terminal Position | DUAL | — | DUAL | DUAL | DUAL | DUAL | — | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | 30 | 30 | 30 | — | — | 30 |
| ## BQ2057WSNTR Alternates Showing results | Image | — | — | — | — | — | — | — | — |
| Threshold Voltage-Nom | — | — | +8.4V | — | — | — | — | — | — |
| Input Voltage-Max | — | — | — | 15 V | 15 V | — | — | — | — |
| Input Voltage-Min | — | — | — | 4.5 V | 4.5 V | — | — | — | — |
| ## BQ2057CSN Alternates Showing results | — | — | — | — | Image | — | — | — | — |
| Factory Lead Time | — | — | — | — | — | 12 Weeks | 8 Weeks | — | — |
| Case Connection | — | — | — | — | — | COLLECTOR | — | — | — |
| Collector Current-Max (IC) | — | — | — | — | — | 3 A | — | — | — |
| Collector-Emitter Voltage-Max | — | — | — | — | — | 15 V | — | — | — |
| Configuration | — | — | — | — | — | SINGLE | — | — | — |
| DC Current Gain-Min (hFE) | — | — | — | — | — | 150 | — | — | — |
| Number of Elements | — | — | — | — | — | 1 | — | — | — |
| Polarity/Channel Type | — | — | — | — | — | PNP | — | — | — |
| Power Dissipation-Max (Abs) | — | — | — | — | — | 2 W | — | — | — |
| Transistor Application | — | — | — | — | — | SWITCHING | — | — | — |
| Transistor Element Material | — | — | — | — | — | SILICON | — | — | — |
| Transition Frequency-Nom (fT) | — | — | — | — | — | 100 MHz | — | — | — |
| Reach Compliance Code | — | — | — | — | — | — | Not Compliant | — | — |
| Mounting Feature | — | — | — | — | — | — | THROUGH HOLE MOUNT | THROUGH HOLE MOUNT | — |
| Package Height | — | — | — | — | — | — | 14 mm | — | — |
| Package Length | — | — | — | — | — | — | 9.5 mm | — | — |
| Package Width | — | — | — | — | — | — | 6 mm | — | — |
| Packing Method | — | — | — | — | — | — | BULK | — | — |
| Rated Power Dissipation (P) | — | — | — | — | — | — | 1.8 W | — | — |
| Rated Temperature | — | — | — | — | — | — | 25 °C | — | — |
| Reference Standard | — | — | — | — | — | — | CQC, IEC, UL, VDE | — | — |
| Resistance | — | — | — | — | — | — | 5 Ω | — | — |
| Resistor Type | — | — | — | — | — | — | NTC THERMISTOR | — | — |
| Terminal Placement | — | — | — | — | — | — | RADIAL | — | — |
| Terminal Shape | — | — | — | — | — | — | WIRE | — | — |
| Thermistor Application | — | — | — | — | — | — | SOFT START | — | — |
| Tolerance | — | — | — | — | — | — | 20% | — | — |
| Accuracy-Max (Cel) | — | — | — | — | — | — | — | 2.5 Cel | — |
| Body Height | — | — | — | — | — | — | — | 4.83 mm | — |
| Body Length or Diameter | — | — | — | — | — | — | — | 4.825 mm | — |
| Housing | — | — | — | — | — | — | — | PLASTIC | — |
| Operating Current-Max | — | — | — | — | — | — | — | 0.007 mA | — |
| Package Shape/Style | — | — | — | — | — | — | — | CYLINDRICAL | — |
| R0-Nom | — | — | — | — | — | — | — | 160 Ω | — |
| Sensors/Transducers Type | — | — | — | — | — | — | — | TEMPERATURE SENSOR,ANALOG,VOLTAGE OUTPUT | — |
| Supply Voltage-Max | — | — | — | — | — | — | — | 5.5 V | — |
| Supply Voltage-Min | — | — | — | — | — | — | — | 2.4 V | — |
| Termination Type | — | — | — | — | — | — | — | SOLDER | — |
| ## LM19CIZ/LFT4 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 8 alternatives for BQ2057WSNTR — response within 24 hours.
Quick Links
Rochester Electronics LLC 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8, GREEN, PLASTIC, MS-012AA, SOIC-8
Rochester Electronics LLC 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8, GREEN, PLASTIC, MS-012AA, SOIC-8
Rochester Electronics LLC 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8, GREEN, PLASTIC, MS-012AA, SOIC-8
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Why Look for Alternatives?
Finding alternatives for BQ2057WSNTR 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 BQ2057WSNTR 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 BQ2057WSNTR?
Known equivalents for BQ2057WSNTR include BQ2057SN, BQ2057WSN, BQ2057CSNTR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BQ2057WSNTR?
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 BQ2057WSNTR 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.