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Part Details for UCC3957M-2 by Texas Instruments
Results Overview of UCC3957M-2 by Texas Instruments
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (3 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
UCC3957M-2 Information
UCC3957M-2 by Texas Instruments is a Power Management Circuit.
Power Management Circuits are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for UCC3957M-2
| Part # | Distributor | Description | Stock | Price | Buy | |
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Vyrian | Peripheral ICs | 565 |
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RFQ |
Part Details for UCC3957M-2
UCC3957M-2 CAD Models
UCC3957M-2 Part Data Attributes
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UCC3957M-2
Texas Instruments
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Datasheet
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UCC3957M-2
Texas Instruments
3-, 4-Cell Lithium-Ion Protection IC W/Vov = 4.25V 16-SSOP -20 to 70
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SOIC | |
| Package Description | SSOP, SSOP16,.25 | |
| Pin Count | 16 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | Texas Instruments | |
| Additional Feature | SELECTABLE THREE OR FOUR CELL OPERATION, OVERCURRENT PROTECTION | |
| Adjustable Threshold | NO | |
| Analog IC - Other Type | BATTERY PROTECTOR | |
| JESD-30 Code | R-PDSO-G16 | |
| Length | 4.9 mm | |
| Number of Channels | 4 | |
| Number of Functions | 1 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | -20 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SSOP | |
| Package Equivalence Code | SSOP16,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE, SHRINK PITCH | |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Supply Current-Max (Isup) | 0.04 mA | |
| Supply Voltage-Max (Vsup) | 20 V | |
| Supply Voltage-Min (Vsup) | 6.5 V | |
| Supply Voltage-Nom (Vsup) | 16 V | |
| Surface Mount | YES | |
| Technology | BICMOS | |
| Temperature Grade | OTHER | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 0.635 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
| Width | 3.9 mm |
Alternate Parts for UCC3957M-2
This table gives cross-reference parts and alternative options found for UCC3957M-2. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UCC3957M-2, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| UCC3957M-2TR | Texas Instruments | Check for Price | IC 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16, GREEN, PLASTIC, QSOP-16, Power Management Circuit | UCC3957M-2 vs UCC3957M-2TR |
| UCC3957M-2G4 | Texas Instruments | Check for Price | 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16, GREEN, PLASTIC, QSOP-16 | UCC3957M-2 vs UCC3957M-2G4 |
| UCC3957MTR-2 | Rochester Electronics LLC | Check for Price | 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16, GREEN, PLASTIC, QSOP-16 | UCC3957M-2 vs UCC3957MTR-2 |
UCC3957M-2 Frequently Asked Questions (FAQ)
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Texas Instruments provides a recommended PCB layout in the application note SLUA271, which includes guidelines for component placement, trace routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
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The input capacitor selection depends on the input voltage, current, and frequency. A general guideline is to choose a capacitor with a voltage rating at least 1.5 times the maximum input voltage, and a capacitance value between 10uF to 100uF. Additionally, consider the capacitor's ESR (Equivalent Series Resistance) and ESL (Equivalent Series Inductance) to ensure it can handle the high-frequency switching of the UCC3957M-2.
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The UCC3957M-2 has an operating junction temperature range of -40°C to 150°C. However, the maximum ambient temperature depends on the specific application and the thermal management system used. As a general guideline, the ambient temperature should be kept below 85°C to ensure reliable operation and prevent overheating.
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Yes, the UCC3957M-2 is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard for automotive-grade ICs and is manufactured using a robust process that ensures high reliability and low defect rates. However, it's essential to follow the recommended design and testing guidelines to ensure the device meets the specific requirements of the application.
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Troubleshooting issues with the UCC3957M-2 requires a systematic approach. Start by verifying the PCB layout and component selection, then check the input and output voltage, current, and frequency. Use an oscilloscope to observe the waveforms and identify any anomalies. Consult the datasheet and application notes for guidance on specific troubleshooting techniques and potential solutions.