Texas Instruments UCC3957M-3 Battery Management
IC BATT PROT LI-ION 3-4CL 16SSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC3957M-3
Detailed Description
IC BATT PROT LI-ION 3-4CL 16SSOP
Package
16-SSOP (0.154", 3.90mm Width)
Key Features
Package / Case: 16-SSOP (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
UCC3957M-3 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC3957M-3 Battery Management technical specifications.
General
Package / Case
16-SSOP
Mounting Type
Surface Mount
Operating Temperature
-20°C ~ 70°C (TA)
Lifecycle Status
Obsolete
Battery Chemistry
Lithium Ion
Number of Cells
3 ~ 4
Fault Protection
Over Current, Over/Under
Function
Battery Protection
Related Parts Comparison (UCC3957M-3 vs UCC2897APW vs UCC28C43DGK vs UCC2805N)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 16-SSOP | 20-TSSOP | 8-TSSOP | 8-DIP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Operating Temperature | -20°C ~ 70°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 105°C (TJ) | -40°C ~ 85°C (TA) |
| Lifecycle Status | Obsolete | Active | Active | Last Time Buy |
| Function | Battery Protection | Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down |
| Supply Voltage | -- | 12V | 7.6V ~ 18V | 3.6V ~ 12V |
| Frequency | -- | 1MHz | 1MHz | 1MHz |
| Switching Frequency | -- | 250kHz | Up to 1MHz | 31kHz |
| Clock Sync | -- | Yes | No | No |
| Control Features | -- | Current Limit, Enable, Soft Start | Frequency Control | Frequency Control |
| Duty Cycle | -- | 74% | 100% | 50% |
| Fall Time | -- | 14ns | 20ns | 44ns |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
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