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*The following are the basic parameters of the product, involving the characteristics of the product and its category
| TYPE | DESCRIPTION | 
|---|---|
| Adjustable Threshold | NO | 
| RoHS Status | ROHS3 Compliant | 
| Mounting Type | Surface Mount | 
| Mount | Surface Mount | 
| ECCN Code | EAR99 | 
| Radiation Hardening | No | 
| Part Status | Obsolete | 
| JESD-609 Code | e4 | 
| Terminal Position | DUAL | 
| Min Supply Voltage | 5V | 
| Number of Channels | 4 | 
| Packaging | Tube | 
| Pbfree Code | no | 
| Lead Free | Contains Lead | 
| Number of Pins | 16 | 
| Number of Terminations | 16 | 
| Terminal Form | GULL WING | 
| Peak Reflow Temperature (Cel) | 260 | 
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | 
| HTS Code | 8542.39.00.01 | 
| Supply Voltage | 16V | 
| Max Supply Voltage | 20V | 
| Moisture Sensitivity Level (MSL) | 2 (1 Year) | 
| Technology | BICMOS | 
| Subcategory | Power Management Circuits | 
| Width | 3.9mm | 
| Height Seated (Max) | 1.75mm | 
| Length | 4.9mm | 
| Analog IC – Other Type | POWER SUPPLY SUPPORT CIRCUIT | 
| Terminal Pitch | 0.635mm | 
| Package / Case | 16-SSOP (0.154, 3.90mm Width) | 
| Battery Chemistry | Lithium-Ion | 
| Function | Battery Protection | 
| Supply Current-Max (Isup) | 0.04mA | 
| Operating Temperature | -20°C~70°C TA | 
| Output Voltage | 4.35V | 
| Number of Cells | 3 ~ 4 | 
| Fault Protection | Over Current, Over/Under Voltage | 
| Additional Feature | SELECTABLE THREE OR FOUR CELL OPERATION, OVERCURRENT PROTECTION | 
| Base Part Number | UCC3957 | 
*The following components have specifications similar
*The following five components have specifications similar